280358160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{2341}}^1$

素因数の和:2856

約数の個数: 80

約数和(自身を含む): 871224000

約数和(自身を除く): 590865840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 499, 998, 1497, 1996, 2341, 2495, 2994, 3992, 4682, 4990, 5988, 7023, 7485, 7984, 9364, 9980, 11705, 11976, 14046, 14970, 18728, 19960, 23410, 23952, 28092, 29940, 35115, 37456, 39920, 46820, 56184, 59880, 70230, 93640, 112368, 119760, 140460, 187280, 280920, 561840, 1168159, 2336318, 3504477, 4672636, 5840795, 7008954, 9345272, 11681590, 14017908, 17522385, 18690544, 23363180, 28035816, 35044770, 46726360, 56071632, 70089540, 93452720, 140179080, 280358160]

約数ペア:

[(1, 280358160), (2, 140179080), (3, 93452720), (4, 70089540), (5, 56071632), (6, 46726360), (8, 35044770), (10, 28035816), (12, 23363180), (15, 18690544), (16, 17522385), (20, 14017908), (24, 11681590), (30, 9345272), (40, 7008954), (48, 5840795), (60, 4672636), (80, 3504477), (120, 2336318), (240, 1168159), (499, 561840), (998, 280920), (1497, 187280), (1996, 140460), (2341, 119760), (2495, 112368), (2994, 93640), (3992, 70230), (4682, 59880), (4990, 56184), (5988, 46820), (7023, 39920), (7485, 37456), (7984, 35115), (9364, 29940), (9980, 28092), (11705, 23952), (11976, 23410), (14046, 19960), (14970, 18728)]