51229920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:297

約数の個数: 192

約数和(自身を含む): 187729920

約数和(自身を除く): 136500000

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, 79, 80, 84, 96, 105, 112, 120, 140, 158, 160, 168, 193, 210, 224, 237, 240, 280, 316, 336, 386, 395, 420, 474, 480, 553, 560, 579, 632, 672, 772, 790, 840, 948, 965, 1106, 1120, 1158, 1185, 1264, 1351, 1544, 1580, 1659, 1680, 1896, 1930, 2212, 2316, 2370, 2528, 2702, 2765, 2895, 3088, 3160, 3318, 3360, 3792, 3860, 4053, 4424, 4632, 4740, 5404, 5530, 5790, 6176, 6320, 6636, 6755, 7584, 7720, 8106, 8295, 8848, 9264, 9480, 10808, 11060, 11580, 12640, 13272, 13510, 15247, 15440, 16212, 16590, 17696, 18528, 18960, 20265, 21616, 22120, 23160, 26544, 27020, 30494, 30880, 32424, 33180, 37920, 40530, 43232, 44240, 45741, 46320, 53088, 54040, 60988, 64848, 66360, 76235, 81060, 88480, 91482, 92640, 106729, 108080, 121976, 129696, 132720, 152470, 162120, 182964, 213458, 216160, 228705, 243952, 265440, 304940, 320187, 324240, 365928, 426916, 457410, 487904, 533645, 609880, 640374, 648480, 731856, 853832, 914820, 1067290, 1219760, 1280748, 1463712, 1600935, 1707664, 1829640, 2134580, 2439520, 2561496, 3201870, 3415328, 3659280, 4269160, 5122992, 6403740, 7318560, 8538320, 10245984, 12807480, 17076640, 25614960, 51229920]

約数ペア:

[(1, 51229920), (2, 25614960), (3, 17076640), (4, 12807480), (5, 10245984), (6, 8538320), (7, 7318560), (8, 6403740), (10, 5122992), (12, 4269160), (14, 3659280), (15, 3415328), (16, 3201870), (20, 2561496), (21, 2439520), (24, 2134580), (28, 1829640), (30, 1707664), (32, 1600935), (35, 1463712), (40, 1280748), (42, 1219760), (48, 1067290), (56, 914820), (60, 853832), (70, 731856), (79, 648480), (80, 640374), (84, 609880), (96, 533645), (105, 487904), (112, 457410), (120, 426916), (140, 365928), (158, 324240), (160, 320187), (168, 304940), (193, 265440), (210, 243952), (224, 228705), (237, 216160), (240, 213458), (280, 182964), (316, 162120), (336, 152470), (386, 132720), (395, 129696), (420, 121976), (474, 108080), (480, 106729), (553, 92640), (560, 91482), (579, 88480), (632, 81060), (672, 76235), (772, 66360), (790, 64848), (840, 60988), (948, 54040), (965, 53088), (1106, 46320), (1120, 45741), (1158, 44240), (1185, 43232), (1264, 40530), (1351, 37920), (1544, 33180), (1580, 32424), (1659, 30880), (1680, 30494), (1896, 27020), (1930, 26544), (2212, 23160), (2316, 22120), (2370, 21616), (2528, 20265), (2702, 18960), (2765, 18528), (2895, 17696), (3088, 16590), (3160, 16212), (3318, 15440), (3360, 15247), (3792, 13510), (3860, 13272), (4053, 12640), (4424, 11580), (4632, 11060), (4740, 10808), (5404, 9480), (5530, 9264), (5790, 8848), (6176, 8295), (6320, 8106), (6636, 7720), (6755, 7584)]