77214840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{643457}}^1$

素因数の和:643471

約数の個数: 32

約数和(自身を含む): 231644880

約数和(自身を除く): 154430040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 643457, 1286914, 1930371, 2573828, 3217285, 3860742, 5147656, 6434570, 7721484, 9651855, 12869140, 15442968, 19303710, 25738280, 38607420, 77214840]

約数ペア:

[(1, 77214840), (2, 38607420), (3, 25738280), (4, 19303710), (5, 15442968), (6, 12869140), (8, 9651855), (10, 7721484), (12, 6434570), (15, 5147656), (20, 3860742), (24, 3217285), (30, 2573828), (40, 1930371), (60, 1286914), (120, 643457)]