420909840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{233}}^1$

素因数の和:458

約数の個数: 240

約数和(自身を含む): 1536745392

約数和(自身を除く): 1115835552

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 193, 195, 208, 233, 234, 240, 260, 312, 360, 386, 390, 466, 468, 520, 579, 585, 624, 699, 720, 772, 780, 932, 936, 965, 1040, 1158, 1165, 1170, 1398, 1544, 1560, 1737, 1864, 1872, 1930, 2097, 2316, 2330, 2340, 2509, 2796, 2895, 3029, 3088, 3120, 3474, 3495, 3728, 3860, 4194, 4632, 4660, 4680, 5018, 5592, 5790, 6058, 6948, 6990, 7527, 7720, 8388, 8685, 9087, 9264, 9320, 9360, 10036, 10485, 11184, 11580, 12116, 12545, 13896, 13980, 15054, 15145, 15440, 16776, 17370, 18174, 18640, 20072, 20970, 22581, 23160, 24232, 25090, 27261, 27792, 27960, 30108, 30290, 33552, 34740, 36348, 37635, 40144, 41940, 44969, 45162, 45435, 46320, 48464, 50180, 54522, 55920, 60216, 60580, 69480, 72696, 75270, 83880, 89938, 90324, 90870, 100360, 109044, 112905, 120432, 121160, 134907, 136305, 138960, 145392, 150540, 167760, 179876, 180648, 181740, 200720, 218088, 224845, 225810, 242320, 269814, 272610, 301080, 359752, 361296, 363480, 404721, 436176, 449690, 451620, 539628, 545220, 584597, 602160, 674535, 719504, 726960, 809442, 899380, 903240, 1079256, 1090440, 1169194, 1349070, 1618884, 1753791, 1798760, 1806480, 2023605, 2158512, 2180880, 2338388, 2698140, 2922985, 3237768, 3507582, 3597520, 4047210, 4676776, 5261373, 5396280, 5845970, 6475536, 7015164, 8094420, 8768955, 9353552, 10522746, 10792560, 11691940, 14030328, 16188840, 17537910, 21045492, 23383880, 26306865, 28060656, 32377680, 35075820, 42090984, 46767760, 52613730, 70151640, 84181968, 105227460, 140303280, 210454920, 420909840]

約数ペア:

[(1, 420909840), (2, 210454920), (3, 140303280), (4, 105227460), (5, 84181968), (6, 70151640), (8, 52613730), (9, 46767760), (10, 42090984), (12, 35075820), (13, 32377680), (15, 28060656), (16, 26306865), (18, 23383880), (20, 21045492), (24, 17537910), (26, 16188840), (30, 14030328), (36, 11691940), (39, 10792560), (40, 10522746), (45, 9353552), (48, 8768955), (52, 8094420), (60, 7015164), (65, 6475536), (72, 5845970), (78, 5396280), (80, 5261373), (90, 4676776), (104, 4047210), (117, 3597520), (120, 3507582), (130, 3237768), (144, 2922985), (156, 2698140), (180, 2338388), (193, 2180880), (195, 2158512), (208, 2023605), (233, 1806480), (234, 1798760), (240, 1753791), (260, 1618884), (312, 1349070), (360, 1169194), (386, 1090440), (390, 1079256), (466, 903240), (468, 899380), (520, 809442), (579, 726960), (585, 719504), (624, 674535), (699, 602160), (720, 584597), (772, 545220), (780, 539628), (932, 451620), (936, 449690), (965, 436176), (1040, 404721), (1158, 363480), (1165, 361296), (1170, 359752), (1398, 301080), (1544, 272610), (1560, 269814), (1737, 242320), (1864, 225810), (1872, 224845), (1930, 218088), (2097, 200720), (2316, 181740), (2330, 180648), (2340, 179876), (2509, 167760), (2796, 150540), (2895, 145392), (3029, 138960), (3088, 136305), (3120, 134907), (3474, 121160), (3495, 120432), (3728, 112905), (3860, 109044), (4194, 100360), (4632, 90870), (4660, 90324), (4680, 89938), (5018, 83880), (5592, 75270), (5790, 72696), (6058, 69480), (6948, 60580), (6990, 60216), (7527, 55920), (7720, 54522), (8388, 50180), (8685, 48464), (9087, 46320), (9264, 45435), (9320, 45162), (9360, 44969), (10036, 41940), (10485, 40144), (11184, 37635), (11580, 36348), (12116, 34740), (12545, 33552), (13896, 30290), (13980, 30108), (15054, 27960), (15145, 27792), (15440, 27261), (16776, 25090), (17370, 24232), (18174, 23160), (18640, 22581), (20072, 20970)]