288215680

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:322

約数の個数: 128

約数和(自身を含む): 724608000

約数和(自身を除く): 436392320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 73, 80, 124, 128, 146, 155, 160, 199, 248, 292, 310, 320, 365, 398, 496, 584, 620, 640, 730, 796, 992, 995, 1168, 1240, 1460, 1592, 1984, 1990, 2263, 2336, 2480, 2920, 3184, 3968, 3980, 4526, 4672, 4960, 5840, 6169, 6368, 7960, 9052, 9344, 9920, 11315, 11680, 12338, 12736, 14527, 15920, 18104, 19840, 22630, 23360, 24676, 25472, 29054, 30845, 31840, 36208, 45260, 46720, 49352, 58108, 61690, 63680, 72416, 72635, 90520, 98704, 116216, 123380, 127360, 144832, 145270, 181040, 197408, 232432, 246760, 289664, 290540, 362080, 394816, 450337, 464864, 493520, 581080, 724160, 789632, 900674, 929728, 987040, 1162160, 1448320, 1801348, 1859456, 1974080, 2251685, 2324320, 3602696, 3948160, 4503370, 4648640, 7205392, 9006740, 9297280, 14410784, 18013480, 28821568, 36026960, 57643136, 72053920, 144107840, 288215680]

約数ペア:

[(1, 288215680), (2, 144107840), (4, 72053920), (5, 57643136), (8, 36026960), (10, 28821568), (16, 18013480), (20, 14410784), (31, 9297280), (32, 9006740), (40, 7205392), (62, 4648640), (64, 4503370), (73, 3948160), (80, 3602696), (124, 2324320), (128, 2251685), (146, 1974080), (155, 1859456), (160, 1801348), (199, 1448320), (248, 1162160), (292, 987040), (310, 929728), (320, 900674), (365, 789632), (398, 724160), (496, 581080), (584, 493520), (620, 464864), (640, 450337), (730, 394816), (796, 362080), (992, 290540), (995, 289664), (1168, 246760), (1240, 232432), (1460, 197408), (1592, 181040), (1984, 145270), (1990, 144832), (2263, 127360), (2336, 123380), (2480, 116216), (2920, 98704), (3184, 90520), (3968, 72635), (3980, 72416), (4526, 63680), (4672, 61690), (4960, 58108), (5840, 49352), (6169, 46720), (6368, 45260), (7960, 36208), (9052, 31840), (9344, 30845), (9920, 29054), (11315, 25472), (11680, 24676), (12338, 23360), (12736, 22630), (14527, 19840), (15920, 18104)]