91630280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{327251}}^1$

素因数の和:327269

約数の個数: 32

約数和(自身を含む): 235621440

約数和(自身を除く): 143991160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 327251, 654502, 1309004, 1636255, 2290757, 2618008, 3272510, 4581514, 6545020, 9163028, 11453785, 13090040, 18326056, 22907570, 45815140, 91630280]

約数ペア:

[(1, 91630280), (2, 45815140), (4, 22907570), (5, 18326056), (7, 13090040), (8, 11453785), (10, 9163028), (14, 6545020), (20, 4581514), (28, 3272510), (35, 2618008), (40, 2290757), (56, 1636255), (70, 1309004), (140, 654502), (280, 327251)]