57656760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{68639}}^1$

素因数の和:68660

約数の個数: 64

約数和(自身を含む): 197683200

約数和(自身を除く): 140026440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 68639, 137278, 205917, 274556, 343195, 411834, 480473, 549112, 686390, 823668, 960946, 1029585, 1372780, 1441419, 1647336, 1921892, 2059170, 2402365, 2745560, 2882838, 3843784, 4118340, 4804730, 5765676, 7207095, 8236680, 9609460, 11531352, 14414190, 19218920, 28828380, 57656760]

約数ペア:

[(1, 57656760), (2, 28828380), (3, 19218920), (4, 14414190), (5, 11531352), (6, 9609460), (7, 8236680), (8, 7207095), (10, 5765676), (12, 4804730), (14, 4118340), (15, 3843784), (20, 2882838), (21, 2745560), (24, 2402365), (28, 2059170), (30, 1921892), (35, 1647336), (40, 1441419), (42, 1372780), (56, 1029585), (60, 960946), (70, 823668), (84, 686390), (105, 549112), (120, 480473), (140, 411834), (168, 343195), (210, 274556), (280, 205917), (420, 137278), (840, 68639)]