680521920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1759}}^1$

素因数の和:1823

約数の個数: 224

約数和(自身を含む): 2403287040

約数和(自身を除く): 1722765120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 48, 52, 60, 62, 64, 65, 78, 80, 93, 96, 104, 120, 124, 130, 155, 156, 160, 186, 192, 195, 208, 240, 248, 260, 310, 312, 320, 372, 390, 403, 416, 465, 480, 496, 520, 620, 624, 744, 780, 806, 832, 930, 960, 992, 1040, 1209, 1240, 1248, 1488, 1560, 1612, 1759, 1860, 1984, 2015, 2080, 2418, 2480, 2496, 2976, 3120, 3224, 3518, 3720, 4030, 4160, 4836, 4960, 5277, 5952, 6045, 6240, 6448, 7036, 7440, 8060, 8795, 9672, 9920, 10554, 12090, 12480, 12896, 14072, 14880, 16120, 17590, 19344, 21108, 22867, 24180, 25792, 26385, 28144, 29760, 32240, 35180, 38688, 42216, 45734, 48360, 52770, 54529, 56288, 64480, 68601, 70360, 77376, 84432, 91468, 96720, 105540, 109058, 112576, 114335, 128960, 137202, 140720, 163587, 168864, 182936, 193440, 211080, 218116, 228670, 272645, 274404, 281440, 327174, 337728, 343005, 365872, 386880, 422160, 436232, 457340, 545290, 548808, 562880, 654348, 686010, 708877, 731744, 817935, 844320, 872464, 914680, 1090580, 1097616, 1308696, 1372020, 1417754, 1463488, 1635870, 1688640, 1744928, 1829360, 2126631, 2181160, 2195232, 2617392, 2744040, 2835508, 3271740, 3489856, 3544385, 3658720, 4253262, 4362320, 4390464, 5234784, 5488080, 5671016, 6543480, 7088770, 7317440, 8506524, 8724640, 10469568, 10633155, 10976160, 11342032, 13086960, 14177540, 17013048, 17449280, 21266310, 21952320, 22684064, 26173920, 28355080, 34026096, 42532620, 45368128, 52347840, 56710160, 68052192, 85065240, 113420320, 136104384, 170130480, 226840640, 340260960, 680521920]

約数ペア:

[(1, 680521920), (2, 340260960), (3, 226840640), (4, 170130480), (5, 136104384), (6, 113420320), (8, 85065240), (10, 68052192), (12, 56710160), (13, 52347840), (15, 45368128), (16, 42532620), (20, 34026096), (24, 28355080), (26, 26173920), (30, 22684064), (31, 21952320), (32, 21266310), (39, 17449280), (40, 17013048), (48, 14177540), (52, 13086960), (60, 11342032), (62, 10976160), (64, 10633155), (65, 10469568), (78, 8724640), (80, 8506524), (93, 7317440), (96, 7088770), (104, 6543480), (120, 5671016), (124, 5488080), (130, 5234784), (155, 4390464), (156, 4362320), (160, 4253262), (186, 3658720), (192, 3544385), (195, 3489856), (208, 3271740), (240, 2835508), (248, 2744040), (260, 2617392), (310, 2195232), (312, 2181160), (320, 2126631), (372, 1829360), (390, 1744928), (403, 1688640), (416, 1635870), (465, 1463488), (480, 1417754), (496, 1372020), (520, 1308696), (620, 1097616), (624, 1090580), (744, 914680), (780, 872464), (806, 844320), (832, 817935), (930, 731744), (960, 708877), (992, 686010), (1040, 654348), (1209, 562880), (1240, 548808), (1248, 545290), (1488, 457340), (1560, 436232), (1612, 422160), (1759, 386880), (1860, 365872), (1984, 343005), (2015, 337728), (2080, 327174), (2418, 281440), (2480, 274404), (2496, 272645), (2976, 228670), (3120, 218116), (3224, 211080), (3518, 193440), (3720, 182936), (4030, 168864), (4160, 163587), (4836, 140720), (4960, 137202), (5277, 128960), (5952, 114335), (6045, 112576), (6240, 109058), (6448, 105540), (7036, 96720), (7440, 91468), (8060, 84432), (8795, 77376), (9672, 70360), (9920, 68601), (10554, 64480), (12090, 56288), (12480, 54529), (12896, 52770), (14072, 48360), (14880, 45734), (16120, 42216), (17590, 38688), (19344, 35180), (21108, 32240), (22867, 29760), (24180, 28144), (25792, 26385)]