155947920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{649783}}^1$

素因数の和:649799

約数の個数: 40

約数和(自身を含む): 483439296

約数和(自身を除く): 327491376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 649783, 1299566, 1949349, 2599132, 3248915, 3898698, 5198264, 6497830, 7797396, 9746745, 10396528, 12995660, 15594792, 19493490, 25991320, 31189584, 38986980, 51982640, 77973960, 155947920]

約数ペア:

[(1, 155947920), (2, 77973960), (3, 51982640), (4, 38986980), (5, 31189584), (6, 25991320), (8, 19493490), (10, 15594792), (12, 12995660), (15, 10396528), (16, 9746745), (20, 7797396), (24, 6497830), (30, 5198264), (40, 3898698), (48, 3248915), (60, 2599132), (80, 1949349), (120, 1299566), (240, 649783)]