315685840

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{743}}^1$

素因数の和:916

約数の個数: 80

約数和(自身を含む): 757237248

約数和(自身を除く): 441551408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 113, 188, 226, 235, 376, 452, 470, 565, 743, 752, 904, 940, 1130, 1486, 1808, 1880, 2260, 2972, 3715, 3760, 4520, 5311, 5944, 7430, 9040, 10622, 11888, 14860, 21244, 26555, 29720, 34921, 42488, 53110, 59440, 69842, 83959, 84976, 106220, 139684, 167918, 174605, 212440, 279368, 335836, 349210, 419795, 424880, 558736, 671672, 698420, 839590, 1343344, 1396840, 1679180, 2793680, 3358360, 3946073, 6716720, 7892146, 15784292, 19730365, 31568584, 39460730, 63137168, 78921460, 157842920, 315685840]

約数ペア:

[(1, 315685840), (2, 157842920), (4, 78921460), (5, 63137168), (8, 39460730), (10, 31568584), (16, 19730365), (20, 15784292), (40, 7892146), (47, 6716720), (80, 3946073), (94, 3358360), (113, 2793680), (188, 1679180), (226, 1396840), (235, 1343344), (376, 839590), (452, 698420), (470, 671672), (565, 558736), (743, 424880), (752, 419795), (904, 349210), (940, 335836), (1130, 279368), (1486, 212440), (1808, 174605), (1880, 167918), (2260, 139684), (2972, 106220), (3715, 84976), (3760, 83959), (4520, 69842), (5311, 59440), (5944, 53110), (7430, 42488), (9040, 34921), (10622, 29720), (11888, 26555), (14860, 21244)]