640635840

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:348

約数の個数: 336

約数和(自身を含む): 2416430016

約数和(自身を除く): 1775794176

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 71, 72, 78, 80, 90, 96, 104, 117, 120, 130, 142, 144, 156, 160, 180, 192, 195, 208, 213, 234, 240, 241, 260, 284, 288, 312, 320, 355, 360, 390, 416, 426, 468, 480, 482, 520, 568, 576, 585, 624, 639, 710, 720, 723, 780, 832, 852, 923, 936, 960, 964, 1040, 1065, 1136, 1170, 1205, 1248, 1278, 1420, 1440, 1446, 1560, 1704, 1846, 1872, 1928, 2080, 2130, 2169, 2272, 2340, 2410, 2496, 2556, 2769, 2840, 2880, 2892, 3120, 3133, 3195, 3408, 3615, 3692, 3744, 3856, 4160, 4260, 4338, 4544, 4615, 4680, 4820, 5112, 5538, 5680, 5784, 6240, 6266, 6390, 6816, 7230, 7384, 7488, 7712, 8307, 8520, 8676, 9230, 9360, 9399, 9640, 10224, 10845, 11076, 11360, 11568, 12480, 12532, 12780, 13632, 13845, 14460, 14768, 15424, 15665, 16614, 17040, 17111, 17352, 18460, 18720, 18798, 19280, 20448, 21690, 22152, 22720, 23136, 25064, 25560, 27690, 28197, 28920, 29536, 31330, 33228, 34080, 34222, 34704, 36920, 37440, 37596, 38560, 40896, 41535, 43380, 44304, 46272, 46995, 50128, 51120, 51333, 55380, 56394, 57840, 59072, 62660, 66456, 68160, 68444, 69408, 73840, 75192, 77120, 83070, 85555, 86760, 88608, 93990, 100256, 102240, 102666, 110760, 112788, 115680, 125320, 132912, 136888, 138816, 140985, 147680, 150384, 153999, 166140, 171110, 173520, 177216, 187980, 200512, 204480, 205332, 221520, 222443, 225576, 231360, 250640, 256665, 265824, 273776, 281970, 295360, 300768, 307998, 332280, 342220, 347040, 375960, 410664, 443040, 444886, 451152, 501280, 513330, 531648, 547552, 563940, 601536, 615996, 664560, 667329, 684440, 694080, 751920, 769995, 821328, 886080, 889772, 902304, 1002560, 1026660, 1095104, 1112215, 1127880, 1231992, 1329120, 1334658, 1368880, 1503840, 1539990, 1642656, 1779544, 1804608, 2001987, 2053320, 2224430, 2255760, 2463984, 2658240, 2669316, 2737760, 3007680, 3079980, 3285312, 3336645, 3559088, 4003974, 4106640, 4448860, 4511520, 4927968, 5338632, 5475520, 6159960, 6673290, 7118176, 8007948, 8213280, 8897720, 9023040, 9855936, 10009935, 10677264, 12319920, 13346580, 14236352, 16015896, 16426560, 17795440, 20019870, 21354528, 24639840, 26693160, 32031792, 35590880, 40039740, 42709056, 49279680, 53386320, 64063584, 71181760, 80079480, 106772640, 128127168, 160158960, 213545280, 320317920, 640635840]

約数ペア:

[(1, 640635840), (2, 320317920), (3, 213545280), (4, 160158960), (5, 128127168), (6, 106772640), (8, 80079480), (9, 71181760), (10, 64063584), (12, 53386320), (13, 49279680), (15, 42709056), (16, 40039740), (18, 35590880), (20, 32031792), (24, 26693160), (26, 24639840), (30, 21354528), (32, 20019870), (36, 17795440), (39, 16426560), (40, 16015896), (45, 14236352), (48, 13346580), (52, 12319920), (60, 10677264), (64, 10009935), (65, 9855936), (71, 9023040), (72, 8897720), (78, 8213280), (80, 8007948), (90, 7118176), (96, 6673290), (104, 6159960), (117, 5475520), (120, 5338632), (130, 4927968), (142, 4511520), (144, 4448860), (156, 4106640), (160, 4003974), (180, 3559088), (192, 3336645), (195, 3285312), (208, 3079980), (213, 3007680), (234, 2737760), (240, 2669316), (241, 2658240), (260, 2463984), (284, 2255760), (288, 2224430), (312, 2053320), (320, 2001987), (355, 1804608), (360, 1779544), (390, 1642656), (416, 1539990), (426, 1503840), (468, 1368880), (480, 1334658), (482, 1329120), (520, 1231992), (568, 1127880), (576, 1112215), (585, 1095104), (624, 1026660), (639, 1002560), (710, 902304), (720, 889772), (723, 886080), (780, 821328), (832, 769995), (852, 751920), (923, 694080), (936, 684440), (960, 667329), (964, 664560), (1040, 615996), (1065, 601536), (1136, 563940), (1170, 547552), (1205, 531648), (1248, 513330), (1278, 501280), (1420, 451152), (1440, 444886), (1446, 443040), (1560, 410664), (1704, 375960), (1846, 347040), (1872, 342220), (1928, 332280), (2080, 307998), (2130, 300768), (2169, 295360), (2272, 281970), (2340, 273776), (2410, 265824), (2496, 256665), (2556, 250640), (2769, 231360), (2840, 225576), (2880, 222443), (2892, 221520), (3120, 205332), (3133, 204480), (3195, 200512), (3408, 187980), (3615, 177216), (3692, 173520), (3744, 171110), (3856, 166140), (4160, 153999), (4260, 150384), (4338, 147680), (4544, 140985), (4615, 138816), (4680, 136888), (4820, 132912), (5112, 125320), (5538, 115680), (5680, 112788), (5784, 110760), (6240, 102666), (6266, 102240), (6390, 100256), (6816, 93990), (7230, 88608), (7384, 86760), (7488, 85555), (7712, 83070), (8307, 77120), (8520, 75192), (8676, 73840), (9230, 69408), (9360, 68444), (9399, 68160), (9640, 66456), (10224, 62660), (10845, 59072), (11076, 57840), (11360, 56394), (11568, 55380), (12480, 51333), (12532, 51120), (12780, 50128), (13632, 46995), (13845, 46272), (14460, 44304), (14768, 43380), (15424, 41535), (15665, 40896), (16614, 38560), (17040, 37596), (17111, 37440), (17352, 36920), (18460, 34704), (18720, 34222), (18798, 34080), (19280, 33228), (20448, 31330), (21690, 29536), (22152, 28920), (22720, 28197), (23136, 27690), (25064, 25560)]