315089240

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{148627}}^1$

素因数の和:148691

約数の個数: 32

約数和(自身を含む): 722332080

約数和(自身を除く): 407242840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 148627, 297254, 594508, 743135, 1189016, 1486270, 2972540, 5945080, 7877231, 15754462, 31508924, 39386155, 63017848, 78772310, 157544620, 315089240]

約数ペア:

[(1, 315089240), (2, 157544620), (4, 78772310), (5, 63017848), (8, 39386155), (10, 31508924), (20, 15754462), (40, 7877231), (53, 5945080), (106, 2972540), (212, 1486270), (265, 1189016), (424, 743135), (530, 594508), (1060, 297254), (2120, 148627)]