256435872

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{307}}^1$

素因数の和:451

約数の個数: 192

約数和(自身を含む): 849429504

約数和(自身を除く): 592993632

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 56, 66, 77, 84, 88, 96, 112, 113, 132, 154, 168, 176, 224, 226, 231, 264, 307, 308, 336, 339, 352, 452, 462, 528, 614, 616, 672, 678, 791, 904, 921, 924, 1056, 1228, 1232, 1243, 1356, 1582, 1808, 1842, 1848, 2149, 2373, 2456, 2464, 2486, 2712, 3164, 3377, 3616, 3684, 3696, 3729, 4298, 4746, 4912, 4972, 5424, 6328, 6447, 6754, 7368, 7392, 7458, 8596, 8701, 9492, 9824, 9944, 10131, 10848, 12656, 12894, 13508, 14736, 14916, 17192, 17402, 18984, 19888, 20262, 23639, 25312, 25788, 26103, 27016, 29472, 29832, 34384, 34691, 34804, 37968, 39776, 40524, 47278, 51576, 52206, 54032, 59664, 68768, 69382, 69608, 70917, 75936, 81048, 94556, 103152, 104073, 104412, 108064, 119328, 138764, 139216, 141834, 162096, 189112, 206304, 208146, 208824, 242837, 277528, 278432, 283668, 324192, 378224, 381601, 416292, 417648, 485674, 555056, 567336, 728511, 756448, 763202, 832584, 835296, 971348, 1110112, 1134672, 1144803, 1457022, 1526404, 1665168, 1942696, 2269344, 2289606, 2671207, 2914044, 3052808, 3330336, 3885392, 4579212, 5342414, 5828088, 6105616, 7770784, 8013621, 9158424, 10684828, 11656176, 12211232, 16027242, 18316848, 21369656, 23312352, 32054484, 36633696, 42739312, 64108968, 85478624, 128217936, 256435872]

約数ペア:

[(1, 256435872), (2, 128217936), (3, 85478624), (4, 64108968), (6, 42739312), (7, 36633696), (8, 32054484), (11, 23312352), (12, 21369656), (14, 18316848), (16, 16027242), (21, 12211232), (22, 11656176), (24, 10684828), (28, 9158424), (32, 8013621), (33, 7770784), (42, 6105616), (44, 5828088), (48, 5342414), (56, 4579212), (66, 3885392), (77, 3330336), (84, 3052808), (88, 2914044), (96, 2671207), (112, 2289606), (113, 2269344), (132, 1942696), (154, 1665168), (168, 1526404), (176, 1457022), (224, 1144803), (226, 1134672), (231, 1110112), (264, 971348), (307, 835296), (308, 832584), (336, 763202), (339, 756448), (352, 728511), (452, 567336), (462, 555056), (528, 485674), (614, 417648), (616, 416292), (672, 381601), (678, 378224), (791, 324192), (904, 283668), (921, 278432), (924, 277528), (1056, 242837), (1228, 208824), (1232, 208146), (1243, 206304), (1356, 189112), (1582, 162096), (1808, 141834), (1842, 139216), (1848, 138764), (2149, 119328), (2373, 108064), (2456, 104412), (2464, 104073), (2486, 103152), (2712, 94556), (3164, 81048), (3377, 75936), (3616, 70917), (3684, 69608), (3696, 69382), (3729, 68768), (4298, 59664), (4746, 54032), (4912, 52206), (4972, 51576), (5424, 47278), (6328, 40524), (6447, 39776), (6754, 37968), (7368, 34804), (7392, 34691), (7458, 34384), (8596, 29832), (8701, 29472), (9492, 27016), (9824, 26103), (9944, 25788), (10131, 25312), (10848, 23639), (12656, 20262), (12894, 19888), (13508, 18984), (14736, 17402), (14916, 17192)]