311713680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41897}}^1$

素因数の和:41944

約数の個数: 80

約数和(自身を含む): 997507584

約数和(自身を除く): 685793904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 41897, 83794, 125691, 167588, 209485, 251382, 335176, 418970, 502764, 628455, 670352, 837940, 1005528, 1256910, 1298807, 1675880, 2011056, 2513820, 2597614, 3351760, 3896421, 5027640, 5195228, 6494035, 7792842, 10055280, 10390456, 12988070, 15585684, 19482105, 20780912, 25976140, 31171368, 38964210, 51952280, 62342736, 77928420, 103904560, 155856840, 311713680]

約数ペア:

[(1, 311713680), (2, 155856840), (3, 103904560), (4, 77928420), (5, 62342736), (6, 51952280), (8, 38964210), (10, 31171368), (12, 25976140), (15, 20780912), (16, 19482105), (20, 15585684), (24, 12988070), (30, 10390456), (31, 10055280), (40, 7792842), (48, 6494035), (60, 5195228), (62, 5027640), (80, 3896421), (93, 3351760), (120, 2597614), (124, 2513820), (155, 2011056), (186, 1675880), (240, 1298807), (248, 1256910), (310, 1005528), (372, 837940), (465, 670352), (496, 628455), (620, 502764), (744, 418970), (930, 335176), (1240, 251382), (1488, 209485), (1860, 167588), (2480, 125691), (3720, 83794), (7440, 41897)]