285的因数有
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16的因数有:1,2,4,8,16
70=2*5*7因数有:1,2,5,7,10,14,35,70
1和31
1.28.2.14.4.7.6.8
1,54,2,27,3,18,6,9
72÷1=72,72÷2=36,72÷3=24,72÷4=18,72÷6=12,72÷8=9,72÷9=8,72÷12=6,72÷18=4,72÷24=3,72÷36=2,72÷72=1,故答案为:1
因为84=2×2×3×784的因数一共有3*2*2=12个,分别为:1,2,3,4,6,7,12,14,21,28,42,84
125102550
40=(2^3)*5因此有(3+1)×(0+1)=4*2个因数2^0*5^0=1*1=12^1*5^0=2*1=22^2*5^0=4*1=42^3*5^0=8*1=82^0*5^1=*1=52^1*5
1,3,7,21
1247814162856
136218312496
1,2,5,10
78的因数有:1,2,3,6,13,26,39,78
1,2,7,14再问:24的因数再答:1,2,3,4,6,8,12,24再问:35的因数再答:1,5,7,35再问:再问:比一比再答:第一题错了再答:应该是是的再问:哦再答:16,24是列子再问:哦再
正因数1,2,3,4,6,7,12,14,21,28,42,84负因数-1,-2,-3,-4,-6,-7,-12,-14,-21,-28,-42,-84
1153511628
25÷5=525÷1=25
你是要所有这些数的因数把?112123134124515612367178124891391012510111111212346121311314127141513515161248161711718
51的因数有1、3、17、51