12581520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{7489}}^1$

素因数の和:7512

約数の個数: 80

約数和(自身を含む): 44580480

約数和(自身を除く): 31998960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 7489, 14978, 22467, 29956, 37445, 44934, 52423, 59912, 74890, 89868, 104846, 112335, 119824, 149780, 157269, 179736, 209692, 224670, 262115, 299560, 314538, 359472, 419384, 449340, 524230, 599120, 629076, 786345, 838768, 898680, 1048460, 1258152, 1572690, 1797360, 2096920, 2516304, 3145380, 4193840, 6290760, 12581520]

約数ペア:

[(1, 12581520), (2, 6290760), (3, 4193840), (4, 3145380), (5, 2516304), (6, 2096920), (7, 1797360), (8, 1572690), (10, 1258152), (12, 1048460), (14, 898680), (15, 838768), (16, 786345), (20, 629076), (21, 599120), (24, 524230), (28, 449340), (30, 419384), (35, 359472), (40, 314538), (42, 299560), (48, 262115), (56, 224670), (60, 209692), (70, 179736), (80, 157269), (84, 149780), (105, 119824), (112, 112335), (120, 104846), (140, 89868), (168, 74890), (210, 59912), (240, 52423), (280, 44934), (336, 37445), (420, 29956), (560, 22467), (840, 14978), (1680, 7489)]