90138720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:357

約数の個数: 192

約数和(自身を含む): 328527360

約数和(自身を除く): 238388640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 139, 140, 160, 168, 193, 210, 224, 240, 278, 280, 336, 386, 417, 420, 480, 556, 560, 579, 672, 695, 772, 834, 840, 965, 973, 1112, 1120, 1158, 1351, 1390, 1544, 1668, 1680, 1930, 1946, 2085, 2224, 2316, 2702, 2780, 2895, 2919, 3088, 3336, 3360, 3860, 3892, 4053, 4170, 4448, 4632, 4865, 5404, 5560, 5790, 5838, 6176, 6672, 6755, 7720, 7784, 8106, 8340, 9264, 9730, 10808, 11120, 11580, 11676, 13344, 13510, 14595, 15440, 15568, 16212, 16680, 18528, 19460, 20265, 21616, 22240, 23160, 23352, 26827, 27020, 29190, 30880, 31136, 32424, 33360, 38920, 40530, 43232, 46320, 46704, 53654, 54040, 58380, 64848, 66720, 77840, 80481, 81060, 92640, 93408, 107308, 108080, 116760, 129696, 134135, 155680, 160962, 162120, 187789, 214616, 216160, 233520, 268270, 321924, 324240, 375578, 402405, 429232, 467040, 536540, 563367, 643848, 648480, 751156, 804810, 858464, 938945, 1073080, 1126734, 1287696, 1502312, 1609620, 1877890, 2146160, 2253468, 2575392, 2816835, 3004624, 3219240, 3755780, 4292320, 4506936, 5633670, 6009248, 6438480, 7511560, 9013872, 11267340, 12876960, 15023120, 18027744, 22534680, 30046240, 45069360, 90138720]

約数ペア:

[(1, 90138720), (2, 45069360), (3, 30046240), (4, 22534680), (5, 18027744), (6, 15023120), (7, 12876960), (8, 11267340), (10, 9013872), (12, 7511560), (14, 6438480), (15, 6009248), (16, 5633670), (20, 4506936), (21, 4292320), (24, 3755780), (28, 3219240), (30, 3004624), (32, 2816835), (35, 2575392), (40, 2253468), (42, 2146160), (48, 1877890), (56, 1609620), (60, 1502312), (70, 1287696), (80, 1126734), (84, 1073080), (96, 938945), (105, 858464), (112, 804810), (120, 751156), (139, 648480), (140, 643848), (160, 563367), (168, 536540), (193, 467040), (210, 429232), (224, 402405), (240, 375578), (278, 324240), (280, 321924), (336, 268270), (386, 233520), (417, 216160), (420, 214616), (480, 187789), (556, 162120), (560, 160962), (579, 155680), (672, 134135), (695, 129696), (772, 116760), (834, 108080), (840, 107308), (965, 93408), (973, 92640), (1112, 81060), (1120, 80481), (1158, 77840), (1351, 66720), (1390, 64848), (1544, 58380), (1668, 54040), (1680, 53654), (1930, 46704), (1946, 46320), (2085, 43232), (2224, 40530), (2316, 38920), (2702, 33360), (2780, 32424), (2895, 31136), (2919, 30880), (3088, 29190), (3336, 27020), (3360, 26827), (3860, 23352), (3892, 23160), (4053, 22240), (4170, 21616), (4448, 20265), (4632, 19460), (4865, 18528), (5404, 16680), (5560, 16212), (5790, 15568), (5838, 15440), (6176, 14595), (6672, 13510), (6755, 13344), (7720, 11676), (7784, 11580), (8106, 11120), (8340, 10808), (9264, 9730)]