505307220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{383}}^1\times {\mathrm{1999}}^1$

素因数の和:2405

約数の個数: 96

約数和(自身を含む): 1548288000

約数和(自身を除く): 1042980780

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 383, 660, 766, 1149, 1532, 1915, 1999, 2298, 3830, 3998, 4213, 4596, 5745, 5997, 7660, 7996, 8426, 9995, 11490, 11994, 12639, 16852, 19990, 21065, 21989, 22980, 23988, 25278, 29985, 39980, 42130, 43978, 50556, 59970, 63195, 65967, 84260, 87956, 109945, 119940, 126390, 131934, 219890, 252780, 263868, 329835, 439780, 659670, 765617, 1319340, 1531234, 2296851, 3062468, 3828085, 4593702, 7656170, 8421787, 9187404, 11484255, 15312340, 16843574, 22968510, 25265361, 33687148, 42108935, 45937020, 50530722, 84217870, 101061444, 126326805, 168435740, 252653610, 505307220]

約数ペア:

[(1, 505307220), (2, 252653610), (3, 168435740), (4, 126326805), (5, 101061444), (6, 84217870), (10, 50530722), (11, 45937020), (12, 42108935), (15, 33687148), (20, 25265361), (22, 22968510), (30, 16843574), (33, 15312340), (44, 11484255), (55, 9187404), (60, 8421787), (66, 7656170), (110, 4593702), (132, 3828085), (165, 3062468), (220, 2296851), (330, 1531234), (383, 1319340), (660, 765617), (766, 659670), (1149, 439780), (1532, 329835), (1915, 263868), (1999, 252780), (2298, 219890), (3830, 131934), (3998, 126390), (4213, 119940), (4596, 109945), (5745, 87956), (5997, 84260), (7660, 65967), (7996, 63195), (8426, 59970), (9995, 50556), (11490, 43978), (11994, 42130), (12639, 39980), (16852, 29985), (19990, 25278), (21065, 23988), (21989, 22980)]