80411520

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:253

約数の個数: 256

約数和(自身を含む): 303943680

約数和(自身を除く): 223532160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 128, 140, 155, 160, 168, 186, 192, 193, 210, 217, 224, 240, 248, 280, 310, 320, 336, 372, 384, 386, 420, 434, 448, 465, 480, 496, 560, 579, 620, 640, 651, 672, 744, 772, 840, 868, 896, 930, 960, 965, 992, 1085, 1120, 1158, 1240, 1302, 1344, 1351, 1488, 1544, 1680, 1736, 1860, 1920, 1930, 1984, 2170, 2240, 2316, 2480, 2604, 2688, 2702, 2895, 2976, 3088, 3255, 3360, 3472, 3720, 3860, 3968, 4053, 4340, 4480, 4632, 4960, 5208, 5404, 5790, 5952, 5983, 6176, 6510, 6720, 6755, 6944, 7440, 7720, 8106, 8680, 9264, 9920, 10416, 10808, 11580, 11904, 11966, 12352, 13020, 13440, 13510, 13888, 14880, 15440, 16212, 17360, 17949, 18528, 19840, 20265, 20832, 21616, 23160, 23932, 24704, 26040, 27020, 27776, 29760, 29915, 30880, 32424, 34720, 35898, 37056, 40530, 41664, 41881, 43232, 46320, 47864, 52080, 54040, 59520, 59830, 61760, 64848, 69440, 71796, 74112, 81060, 83328, 83762, 86464, 89745, 92640, 95728, 104160, 108080, 119660, 123520, 125643, 129696, 138880, 143592, 162120, 167524, 172928, 179490, 185280, 191456, 208320, 209405, 216160, 239320, 251286, 259392, 287184, 324240, 335048, 358980, 370560, 382912, 416640, 418810, 432320, 478640, 502572, 518784, 574368, 628215, 648480, 670096, 717960, 765824, 837620, 864640, 957280, 1005144, 1148736, 1256430, 1296960, 1340192, 1435920, 1675240, 1914560, 2010288, 2297472, 2512860, 2593920, 2680384, 2871840, 3350480, 3829120, 4020576, 5025720, 5360768, 5743680, 6700960, 8041152, 10051440, 11487360, 13401920, 16082304, 20102880, 26803840, 40205760, 80411520]

約数ペア:

[(1, 80411520), (2, 40205760), (3, 26803840), (4, 20102880), (5, 16082304), (6, 13401920), (7, 11487360), (8, 10051440), (10, 8041152), (12, 6700960), (14, 5743680), (15, 5360768), (16, 5025720), (20, 4020576), (21, 3829120), (24, 3350480), (28, 2871840), (30, 2680384), (31, 2593920), (32, 2512860), (35, 2297472), (40, 2010288), (42, 1914560), (48, 1675240), (56, 1435920), (60, 1340192), (62, 1296960), (64, 1256430), (70, 1148736), (80, 1005144), (84, 957280), (93, 864640), (96, 837620), (105, 765824), (112, 717960), (120, 670096), (124, 648480), (128, 628215), (140, 574368), (155, 518784), (160, 502572), (168, 478640), (186, 432320), (192, 418810), (193, 416640), (210, 382912), (217, 370560), (224, 358980), (240, 335048), (248, 324240), (280, 287184), (310, 259392), (320, 251286), (336, 239320), (372, 216160), (384, 209405), (386, 208320), (420, 191456), (434, 185280), (448, 179490), (465, 172928), (480, 167524), (496, 162120), (560, 143592), (579, 138880), (620, 129696), (640, 125643), (651, 123520), (672, 119660), (744, 108080), (772, 104160), (840, 95728), (868, 92640), (896, 89745), (930, 86464), (960, 83762), (965, 83328), (992, 81060), (1085, 74112), (1120, 71796), (1158, 69440), (1240, 64848), (1302, 61760), (1344, 59830), (1351, 59520), (1488, 54040), (1544, 52080), (1680, 47864), (1736, 46320), (1860, 43232), (1920, 41881), (1930, 41664), (1984, 40530), (2170, 37056), (2240, 35898), (2316, 34720), (2480, 32424), (2604, 30880), (2688, 29915), (2702, 29760), (2895, 27776), (2976, 27020), (3088, 26040), (3255, 24704), (3360, 23932), (3472, 23160), (3720, 21616), (3860, 20832), (3968, 20265), (4053, 19840), (4340, 18528), (4480, 17949), (4632, 17360), (4960, 16212), (5208, 15440), (5404, 14880), (5790, 13888), (5952, 13510), (5983, 13440), (6176, 13020), (6510, 12352), (6720, 11966), (6755, 11904), (6944, 11580), (7440, 10808), (7720, 10416), (8106, 9920), (8680, 9264)]