631443840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:305

約数の個数: 256

約数和(自身を含む): 2138572800

約数和(自身を除く): 1507128960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 79, 80, 92, 96, 115, 120, 128, 138, 158, 160, 181, 184, 192, 230, 237, 240, 276, 316, 320, 345, 362, 368, 384, 395, 460, 474, 480, 543, 552, 632, 640, 690, 724, 736, 790, 905, 920, 948, 960, 1086, 1104, 1185, 1264, 1380, 1448, 1472, 1580, 1810, 1817, 1840, 1896, 1920, 2172, 2208, 2370, 2528, 2715, 2760, 2896, 2944, 3160, 3620, 3634, 3680, 3792, 4163, 4344, 4416, 4740, 5056, 5430, 5451, 5520, 5792, 6320, 7240, 7268, 7360, 7584, 8326, 8688, 8832, 9085, 9480, 10112, 10860, 10902, 11040, 11584, 12489, 12640, 14299, 14480, 14536, 14720, 15168, 16652, 17376, 18170, 18960, 20815, 21720, 21804, 22080, 23168, 24978, 25280, 27255, 28598, 28960, 29072, 30336, 33304, 34752, 36340, 37920, 41630, 42897, 43440, 43608, 44160, 49956, 50560, 54510, 57196, 57920, 58144, 62445, 66608, 69504, 71495, 72680, 75840, 83260, 85794, 86880, 87216, 99912, 109020, 114392, 115840, 116288, 124890, 133216, 142990, 145360, 151680, 166520, 171588, 173760, 174432, 199824, 214485, 218040, 228784, 232576, 249780, 266432, 285980, 290720, 328877, 333040, 343176, 347520, 348864, 399648, 428970, 436080, 457568, 499560, 532864, 571960, 581440, 657754, 666080, 686352, 697728, 799296, 857940, 872160, 915136, 986631, 999120, 1143920, 1162880, 1315508, 1332160, 1372704, 1598592, 1644385, 1715880, 1744320, 1830272, 1973262, 1998240, 2287840, 2631016, 2664320, 2745408, 3288770, 3431760, 3488640, 3946524, 3996480, 4575680, 4933155, 5262032, 5490816, 6577540, 6863520, 7893048, 7992960, 9151360, 9866310, 10524064, 13155080, 13727040, 15786096, 19732620, 21048128, 26310160, 27454080, 31572192, 39465240, 42096256, 52620320, 63144384, 78930480, 105240640, 126288768, 157860960, 210481280, 315721920, 631443840]

約数ペア:

[(1, 631443840), (2, 315721920), (3, 210481280), (4, 157860960), (5, 126288768), (6, 105240640), (8, 78930480), (10, 63144384), (12, 52620320), (15, 42096256), (16, 39465240), (20, 31572192), (23, 27454080), (24, 26310160), (30, 21048128), (32, 19732620), (40, 15786096), (46, 13727040), (48, 13155080), (60, 10524064), (64, 9866310), (69, 9151360), (79, 7992960), (80, 7893048), (92, 6863520), (96, 6577540), (115, 5490816), (120, 5262032), (128, 4933155), (138, 4575680), (158, 3996480), (160, 3946524), (181, 3488640), (184, 3431760), (192, 3288770), (230, 2745408), (237, 2664320), (240, 2631016), (276, 2287840), (316, 1998240), (320, 1973262), (345, 1830272), (362, 1744320), (368, 1715880), (384, 1644385), (395, 1598592), (460, 1372704), (474, 1332160), (480, 1315508), (543, 1162880), (552, 1143920), (632, 999120), (640, 986631), (690, 915136), (724, 872160), (736, 857940), (790, 799296), (905, 697728), (920, 686352), (948, 666080), (960, 657754), (1086, 581440), (1104, 571960), (1185, 532864), (1264, 499560), (1380, 457568), (1448, 436080), (1472, 428970), (1580, 399648), (1810, 348864), (1817, 347520), (1840, 343176), (1896, 333040), (1920, 328877), (2172, 290720), (2208, 285980), (2370, 266432), (2528, 249780), (2715, 232576), (2760, 228784), (2896, 218040), (2944, 214485), (3160, 199824), (3620, 174432), (3634, 173760), (3680, 171588), (3792, 166520), (4163, 151680), (4344, 145360), (4416, 142990), (4740, 133216), (5056, 124890), (5430, 116288), (5451, 115840), (5520, 114392), (5792, 109020), (6320, 99912), (7240, 87216), (7268, 86880), (7360, 85794), (7584, 83260), (8326, 75840), (8688, 72680), (8832, 71495), (9085, 69504), (9480, 66608), (10112, 62445), (10860, 58144), (10902, 57920), (11040, 57196), (11584, 54510), (12489, 50560), (12640, 49956), (14299, 44160), (14480, 43608), (14536, 43440), (14720, 42897), (15168, 41630), (16652, 37920), (17376, 36340), (18170, 34752), (18960, 33304), (20815, 30336), (21720, 29072), (21804, 28960), (22080, 28598), (23168, 27255), (24978, 25280)]