1990315008

素因数分解:

$2^{10}\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{677}}^1$

素因数の和:743

約数の個数: 264

約数和(自身を含む): 6495212880

約数和(自身を除く): 4504897872

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 29, 32, 33, 36, 44, 48, 58, 64, 66, 72, 87, 88, 96, 99, 116, 128, 132, 144, 174, 176, 192, 198, 232, 256, 261, 264, 288, 319, 348, 352, 384, 396, 464, 512, 522, 528, 576, 638, 677, 696, 704, 768, 792, 928, 957, 1024, 1044, 1056, 1152, 1276, 1354, 1392, 1408, 1536, 1584, 1856, 1914, 2031, 2088, 2112, 2304, 2552, 2708, 2784, 2816, 2871, 3072, 3168, 3712, 3828, 4062, 4176, 4224, 4608, 5104, 5416, 5568, 5632, 5742, 6093, 6336, 7424, 7447, 7656, 8124, 8352, 8448, 9216, 10208, 10832, 11136, 11264, 11484, 12186, 12672, 14848, 14894, 15312, 16248, 16704, 16896, 19633, 20416, 21664, 22272, 22341, 22968, 24372, 25344, 29696, 29788, 30624, 32496, 33408, 33792, 39266, 40832, 43328, 44544, 44682, 45936, 48744, 50688, 58899, 59576, 61248, 64992, 66816, 67023, 78532, 81664, 86656, 89088, 89364, 91872, 97488, 101376, 117798, 119152, 122496, 129984, 133632, 134046, 157064, 163328, 173312, 176697, 178728, 183744, 194976, 215963, 235596, 238304, 244992, 259968, 267264, 268092, 314128, 326656, 346624, 353394, 357456, 367488, 389952, 431926, 471192, 476608, 489984, 519936, 536184, 628256, 647889, 693248, 706788, 714912, 734976, 779904, 863852, 942384, 953216, 979968, 1039872, 1072368, 1256512, 1295778, 1413576, 1429824, 1469952, 1559808, 1727704, 1884768, 1906432, 1943667, 2079744, 2144736, 2513024, 2591556, 2827152, 2859648, 2939904, 3119616, 3455408, 3769536, 3812864, 3887334, 4289472, 5026048, 5183112, 5654304, 5719296, 6239232, 6910816, 7539072, 7625728, 7774668, 8578944, 10052096, 10366224, 11308608, 11438592, 13821632, 15078144, 15549336, 17157888, 20104192, 20732448, 22617216, 22877184, 27643264, 30156288, 31098672, 34315776, 41464896, 45234432, 55286528, 60312576, 62197344, 68631552, 82929792, 90468864, 110573056, 124394688, 165859584, 180937728, 221146112, 248789376, 331719168, 497578752, 663438336, 995157504, 1990315008]

約数ペア:

[(1, 1990315008), (2, 995157504), (3, 663438336), (4, 497578752), (6, 331719168), (8, 248789376), (9, 221146112), (11, 180937728), (12, 165859584), (16, 124394688), (18, 110573056), (22, 90468864), (24, 82929792), (29, 68631552), (32, 62197344), (33, 60312576), (36, 55286528), (44, 45234432), (48, 41464896), (58, 34315776), (64, 31098672), (66, 30156288), (72, 27643264), (87, 22877184), (88, 22617216), (96, 20732448), (99, 20104192), (116, 17157888), (128, 15549336), (132, 15078144), (144, 13821632), (174, 11438592), (176, 11308608), (192, 10366224), (198, 10052096), (232, 8578944), (256, 7774668), (261, 7625728), (264, 7539072), (288, 6910816), (319, 6239232), (348, 5719296), (352, 5654304), (384, 5183112), (396, 5026048), (464, 4289472), (512, 3887334), (522, 3812864), (528, 3769536), (576, 3455408), (638, 3119616), (677, 2939904), (696, 2859648), (704, 2827152), (768, 2591556), (792, 2513024), (928, 2144736), (957, 2079744), (1024, 1943667), (1044, 1906432), (1056, 1884768), (1152, 1727704), (1276, 1559808), (1354, 1469952), (1392, 1429824), (1408, 1413576), (1536, 1295778), (1584, 1256512), (1856, 1072368), (1914, 1039872), (2031, 979968), (2088, 953216), (2112, 942384), (2304, 863852), (2552, 779904), (2708, 734976), (2784, 714912), (2816, 706788), (2871, 693248), (3072, 647889), (3168, 628256), (3712, 536184), (3828, 519936), (4062, 489984), (4176, 476608), (4224, 471192), (4608, 431926), (5104, 389952), (5416, 367488), (5568, 357456), (5632, 353394), (5742, 346624), (6093, 326656), (6336, 314128), (7424, 268092), (7447, 267264), (7656, 259968), (8124, 244992), (8352, 238304), (8448, 235596), (9216, 215963), (10208, 194976), (10832, 183744), (11136, 178728), (11264, 176697), (11484, 173312), (12186, 163328), (12672, 157064), (14848, 134046), (14894, 133632), (15312, 129984), (16248, 122496), (16704, 119152), (16896, 117798), (19633, 101376), (20416, 97488), (21664, 91872), (22272, 89364), (22341, 89088), (22968, 86656), (24372, 81664), (25344, 78532), (29696, 67023), (29788, 66816), (30624, 64992), (32496, 61248), (33408, 59576), (33792, 58899), (39266, 50688), (40832, 48744), (43328, 45936), (44544, 44682)]