1的倍数:1,2,3,4,5,6,7,8,9/1的因数:1

　　2的倍数:2,4,6,8,10,12,14,16,18/2的因数:1,2

　　3的倍数:3,6,9,12,15,18,21,24,27/3的因数:1,3

　　4的倍数:4,8,12,16,20,24,28,32,36/4的因数:1,2,4

　　5的倍数:5,10,15,20,25,30,35,40,45/5的因数:1,5

　　6的倍数:6,12,18,24,30,36,42,48,54/6的因数:1,2,3,6

　　7的倍数:7,14,21,28,35,42,49,56,63/7的因数:1,7

　　8的倍数:8,16,24,32,40,48,56,64,72/8的因数:1,2,4,8

　　9的倍数:9,18,27,36,45,54,63,72,81/9的因数:1,3,9

　　10的倍数:10,20,30,40,50,60,70,80,90/10的因数:1,2,5,10

　　11的倍数:11,22,33,44,55,66,77,88,99/11的因数:1,11

　　12的倍数:12,24,36,48,60,72,84,96,108/12的因数:1,2,3,4,6,12

　　13的倍数:13,26,39,52,65,78,91,104,117/13的因数:1,13

　　14的倍数:14,28,42,56,70,84,98,112,126/14的因数:1,2,7,14

　　15的倍数:15,30,45,60,75,90,105,120,135/15的因数:1,3,5,15

　　16的倍数:16,32,48,64,80,96,112,128,144/16的因数:1,2,4,8,16

　　17的倍数:17,34,51,68,85,102,119,136,153/17的因数:1,17

　　18的倍数:18,36,54,72,90,108,126,144,162/18的因数:1,2,3,6,9,18

　　19的倍数:19,38,57,76,95,114,133,152,171/19的因数:1,19

　　20的倍数:20,40,60,80,100,120,140,160,180/20的因数:1,2,4,5,10,20

　　21的倍数:21,42,63,84,105,126,147,168,189/21的因数:1,3,7,21

　　22的倍数:22,44,66,88,110,132,154,176,198/22的因数:1,2,11,22

　　23的倍数:23,46,69,92,115,138,161,184,207/23的因数:1,23

　　24的倍数:24,48,72,96,120,144,168,192,216/24的因数:1,2,3,4,6,8,12,24

　　25的倍数:25,50,75,100,125,150,175,200,225/25的因数:1,5,25

　　26的倍数:26,52,78,104,130,156,182,208,234/26的因数:1,2,13,26

　　27的倍数:27,54,81,108,135,162,189,216,243/27的因数:1,3,9,27

　　28的倍数:28,56,84,112,140,168,196,224,252/28的因数:1,2,4,7,14,28

　　29的倍数:29,58,87,116,145,174,203,232,261/29的因数:1,29

　　30的倍数:30,60,90,120,150,180,210,240,270/30的因数:1,2,3,5,6,10,15,30

　　31的倍数:31,62,93,124,155,186,217,248,279/31的因数:1,31

　　32的倍数:32,64,96,128,160,192,224,256,288/32的因数:1,2,4,8,16,32

　　33的倍数:33,66,99,132,165,198,231,264,297/33的因数:1,3,11,33

　　34的倍数:34,68,102,136,170,204,238,272,306/34的因数:1,2,17,34

　　35的倍数:35,70,105,140,175,210,245,280,315/35的因数:1,5,7,35

　　36的倍数:36,72,108,144,180,216,252,288,324/36的因数:1,2,3,4,6,9,12,18,36

　　37的倍数:37,74,111,148,185,222,259,296,333/37的因数:1,37

　　38的倍数:38,76,114,152,190,228,266,304,342/38的因数:1,2,19,38

　　39的倍数:39,78,117,156,195,234,273,312,351/39的因数:1,3,13,39

　　40的倍数:40,80,120,160,200,240,280,320,360/40的因数:1,2,4,5,8,10,20,40

　　41的倍数:41,82,123,164,205,246,287,328,369/41的因数:1,41

　　42的倍数:42,84,126,168,210,252,294,336,378/42的因数:1,2,3,6,7,14,21,42

　　43的倍数:43,86,129,172,215,258,301,344,387/43的因数:1,43

　　44的倍数:44,88,132,176,220,264,308,352,396/44的因数:1,2,4,11,22,44

　　45的倍数:45,90,135,180,225,270,315,360,405/45的因数:1,3,5,9,15,45

　　46的倍数:46,92,138,184,230,276,322,368,414/46的因数:1,2,23,46

　　47的倍数:47,94,141,188,235,282,329,376,423/47的因数:1,47

　　48的倍数:48,96,144,192,240,288,336,384,432/48的因数:1,2,3,4,6,8,12,16,24,48

　　49的倍数:49,98,147,196,245,294,343,392,441/49的因数:1,7,49

　　50的