64398120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{536651}}^1$

素因数の和:536665

約数の個数: 32

約数和(自身を含む): 193194720

約数和(自身を除く): 128796600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 536651, 1073302, 1609953, 2146604, 2683255, 3219906, 4293208, 5366510, 6439812, 8049765, 10733020, 12879624, 16099530, 21466040, 32199060, 64398120]

約数ペア:

[(1, 64398120), (2, 32199060), (3, 21466040), (4, 16099530), (5, 12879624), (6, 10733020), (8, 8049765), (10, 6439812), (12, 5366510), (15, 4293208), (20, 3219906), (24, 2683255), (30, 2146604), (40, 1609953), (60, 1073302), (120, 536651)]