2,9,3,6,1﹑18,
7,14,21,28,35,
12,24,36
5,10,15,20,25,30,35,40
1,32,4,8,2,16,
1,48,2,24,3,16,4,12,6,8,
18的因数有哪些,40以内7的倍数有哪些,12的倍数有哪些,5的倍数,32的因数,48的因数有哪些.
2,9,3,6,1﹑18,
7,14,21,28,35,
12,24,36
5,10,15,20,25,30,35,40
1,32,4,8,2,16,
1,48,2,24,3,16,4,12,6,8,