156630280

素因数分解:

$2^3\times 5^1\times {\mathrm{607}}^1\times {\mathrm{6451}}^1$

素因数の和:7069

約数の個数: 32

約数和(自身を含む): 353053440

約数和(自身を除く): 196423160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 607, 1214, 2428, 3035, 4856, 6070, 6451, 12140, 12902, 24280, 25804, 32255, 51608, 64510, 129020, 258040, 3915757, 7831514, 15663028, 19578785, 31326056, 39157570, 78315140, 156630280]

約数ペア:

[(1, 156630280), (2, 78315140), (4, 39157570), (5, 31326056), (8, 19578785), (10, 15663028), (20, 7831514), (40, 3915757), (607, 258040), (1214, 129020), (2428, 64510), (3035, 51608), (4856, 32255), (6070, 25804), (6451, 24280), (12140, 12902)]