157553480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{562691}}^1$

素因数の和:562709

約数の個数: 32

約数和(自身を含む): 405138240

約数和(自身を除く): 247584760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 562691, 1125382, 2250764, 2813455, 3938837, 4501528, 5626910, 7877674, 11253820, 15755348, 19694185, 22507640, 31510696, 39388370, 78776740, 157553480]

約数ペア:

[(1, 157553480), (2, 78776740), (4, 39388370), (5, 31510696), (7, 22507640), (8, 19694185), (10, 15755348), (14, 11253820), (20, 7877674), (28, 5626910), (35, 4501528), (40, 3938837), (56, 2813455), (70, 2250764), (140, 1125382), (280, 562691)]