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  • 1 # 好人一生平安192411351

    1到100的因數如下:1:12:1,23:1,34:1,2,45:1,56:1,2,3,67:1,78:1,2,4,89:1,3,910:1,2,5,1011:1,1112:1,2,3,4,6,1213:1,1314:1,2,7,1415:1,3,5,1516:1,2,4,8,1617:1,1718:1,2,3,6,9,1819:1,1920:1,2,4,5,10,2021:1,3,7,2122:1,2,11,2223:1,2324:1,2,3,4,6,8,12,2425:1,5,2526:1,2,13,2627:1,3,9,2728:1,2,4,7,14,2829:1,2930:1,2,3,5,6,10,15,3031:1,3132:1,2,4,8,16,3233:1,3,11,3334:1,2,17,3435:1,5,7,3536:1,2,3,4,6,9,12,18,3637:1,3738:1,2,19,3839:1,3,13,3940:1,2,4,5,8,10,20,4041:1,4142:1,2,3,6,7,14,21,4243:1,4344:1,2,4,11,22,4445:1,3,5,9,15,4546:1,2,23,4647:1,4748:1,2,3,4,6,8,12,16,24,4849:1,7,491,49,750:1,2,5,10,25,5051:1,3,17,5152:1,2,4,13,26,5253:1,5354:1,2,3,6,9,18,27,5455:1,5,11,5556:1,2,4,7,8,14,28,5657:1,3,19,5758:1,2,29,5859:1,5960:1,2,3,4,5,6,10,12,15,20,30,6061:1,6162:1,2,31,6263:1,3,7,9,21,6364:1,2,4,8,16,32,6465:1,5,13,6566:1,2,3,6,11,22,33,6667:1,6768:1,2,4,17,34,6869:1,3,23,6970:1,2,5,7,10,14,35,7071:1,7172:1,2,3,4,6,8,9,12,18,24,36,7273:1,73:1,7374:1,2,37,7475:1,3,5,15,25,7576:1,2,4,19,38,7677:1,7,11,7778:1,2,3,6,13,26,39,7879:1,7980:1,2,4,5,8,10,16,20,40,8081:1,3,9,27,8182:1,2,41,8283:1,8384:1,2,3,4,6,7,12,14,21,28,42,8485:1,5,17,8586:1,2,43,8687:1,3,29,8788:1,2,4,8,11,22,44,8889:1,8990:1,2,3,5,6,9,10,15,18,30,45,9091:1,7,13,9192:1,2,4,23,46,9293:1,3,31,9394:1,2,47,9495:1,5,19,9596:1,2,3,4,6,8,12,16,24,32,48,9697:1,97:1,9798:1,2,7,14,49,9899:1,3,9,11,33,99100:1,2,4,5,10,20,25,50,100在小學數學裡,兩個正整數相乘,那麼這兩個數都叫做積的因數,或稱為約數。小學數學定義:假如a*b=c(a、b、c都是整數),那麼我們稱a和b就是c的因數。需要注意的是,唯有被除數,除數,商皆為整數,餘數為零時,此關係才成立。反過來說,我們稱c為a、b的倍數。在研究因數和倍數時,小學數學不考慮0。擴充套件資料事實上因數一般定義在整數上:設A為整數,B為非零整數,若存在整數Q,使得A=QB,則稱B是A的因數,記作B|A。但是也有的作者不要求B≠0。例如:2X6=12,2和6的積是12,因此2和6是12的因數。12是2的倍數,也是6的倍數。3X(-9)=-27,3和-9都是-27的因數。-27是3和-9的倍數。一般而言,整數A乘以整數B得到整數C,整數A與整數B都稱做整數C的因數,反之,整數C為整數A的倍數,也為整數B的倍數。

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