129615080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{462911}}^1$

素因数の和:462929

約数の個数: 32

約数和(自身を含む): 333296640

約数和(自身を除く): 203681560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 462911, 925822, 1851644, 2314555, 3240377, 3703288, 4629110, 6480754, 9258220, 12961508, 16201885, 18516440, 25923016, 32403770, 64807540, 129615080]

約数ペア:

[(1, 129615080), (2, 64807540), (4, 32403770), (5, 25923016), (7, 18516440), (8, 16201885), (10, 12961508), (14, 9258220), (20, 6480754), (28, 4629110), (35, 3703288), (40, 3240377), (56, 2314555), (70, 1851644), (140, 925822), (280, 462911)]