156435640

素因数分解:

$2^3\times 5^1\times {\mathrm{1499}}^1\times {\mathrm{2609}}^1$

素因数の和:4119

約数の個数: 32

約数和(自身を含む): 352350000

約数和(自身を除く): 195914360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1499, 2609, 2998, 5218, 5996, 7495, 10436, 11992, 13045, 14990, 20872, 26090, 29980, 52180, 59960, 104360, 3910891, 7821782, 15643564, 19554455, 31287128, 39108910, 78217820, 156435640]

約数ペア:

[(1, 156435640), (2, 78217820), (4, 39108910), (5, 31287128), (8, 19554455), (10, 15643564), (20, 7821782), (40, 3910891), (1499, 104360), (2609, 59960), (2998, 52180), (5218, 29980), (5996, 26090), (7495, 20872), (10436, 14990), (11992, 13045)]