281855616

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:191

約数の個数: 256

約数和(自身を含む): 921231360

約数和(自身を除く): 639375744

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 42, 46, 47, 48, 56, 64, 69, 84, 92, 94, 96, 97, 112, 128, 138, 141, 161, 168, 184, 188, 192, 194, 224, 276, 282, 291, 322, 329, 336, 368, 376, 384, 388, 448, 483, 552, 564, 582, 644, 658, 672, 679, 736, 752, 776, 896, 966, 987, 1081, 1104, 1128, 1164, 1288, 1316, 1344, 1358, 1472, 1504, 1552, 1932, 1974, 2037, 2162, 2208, 2231, 2256, 2328, 2576, 2632, 2688, 2716, 2944, 3008, 3104, 3243, 3864, 3948, 4074, 4324, 4416, 4462, 4512, 4559, 4656, 5152, 5264, 5432, 6016, 6208, 6486, 6693, 7567, 7728, 7896, 8148, 8648, 8832, 8924, 9024, 9118, 9312, 10304, 10528, 10864, 12416, 12972, 13386, 13677, 15134, 15456, 15617, 15792, 16296, 17296, 17848, 18048, 18236, 18624, 20608, 21056, 21728, 22701, 25944, 26772, 27354, 30268, 30912, 31234, 31584, 31913, 32592, 34592, 35696, 36472, 37248, 42112, 43456, 45402, 46851, 51888, 53544, 54708, 60536, 61824, 62468, 63168, 63826, 65184, 69184, 71392, 72944, 86912, 90804, 93702, 95739, 103776, 104857, 107088, 109416, 121072, 124936, 126336, 127652, 130368, 138368, 142784, 145888, 181608, 187404, 191478, 207552, 209714, 214176, 218832, 242144, 249872, 255304, 260736, 285568, 291776, 314571, 363216, 374808, 382956, 415104, 419428, 428352, 437664, 484288, 499744, 510608, 583552, 629142, 726432, 733999, 749616, 765912, 838856, 856704, 875328, 968576, 999488, 1021216, 1258284, 1452864, 1467998, 1499232, 1531824, 1677712, 1750656, 1998976, 2042432, 2201997, 2516568, 2905728, 2935996, 2998464, 3063648, 3355424, 4084864, 4403994, 5033136, 5871992, 5996928, 6127296, 6710848, 8807988, 10066272, 11743984, 12254592, 13421696, 17615976, 20132544, 23487968, 35231952, 40265088, 46975936, 70463904, 93951872, 140927808, 281855616]

約数ペア:

[(1, 281855616), (2, 140927808), (3, 93951872), (4, 70463904), (6, 46975936), (7, 40265088), (8, 35231952), (12, 23487968), (14, 20132544), (16, 17615976), (21, 13421696), (23, 12254592), (24, 11743984), (28, 10066272), (32, 8807988), (42, 6710848), (46, 6127296), (47, 5996928), (48, 5871992), (56, 5033136), (64, 4403994), (69, 4084864), (84, 3355424), (92, 3063648), (94, 2998464), (96, 2935996), (97, 2905728), (112, 2516568), (128, 2201997), (138, 2042432), (141, 1998976), (161, 1750656), (168, 1677712), (184, 1531824), (188, 1499232), (192, 1467998), (194, 1452864), (224, 1258284), (276, 1021216), (282, 999488), (291, 968576), (322, 875328), (329, 856704), (336, 838856), (368, 765912), (376, 749616), (384, 733999), (388, 726432), (448, 629142), (483, 583552), (552, 510608), (564, 499744), (582, 484288), (644, 437664), (658, 428352), (672, 419428), (679, 415104), (736, 382956), (752, 374808), (776, 363216), (896, 314571), (966, 291776), (987, 285568), (1081, 260736), (1104, 255304), (1128, 249872), (1164, 242144), (1288, 218832), (1316, 214176), (1344, 209714), (1358, 207552), (1472, 191478), (1504, 187404), (1552, 181608), (1932, 145888), (1974, 142784), (2037, 138368), (2162, 130368), (2208, 127652), (2231, 126336), (2256, 124936), (2328, 121072), (2576, 109416), (2632, 107088), (2688, 104857), (2716, 103776), (2944, 95739), (3008, 93702), (3104, 90804), (3243, 86912), (3864, 72944), (3948, 71392), (4074, 69184), (4324, 65184), (4416, 63826), (4462, 63168), (4512, 62468), (4559, 61824), (4656, 60536), (5152, 54708), (5264, 53544), (5432, 51888), (6016, 46851), (6208, 45402), (6486, 43456), (6693, 42112), (7567, 37248), (7728, 36472), (7896, 35696), (8148, 34592), (8648, 32592), (8832, 31913), (8924, 31584), (9024, 31234), (9118, 30912), (9312, 30268), (10304, 27354), (10528, 26772), (10864, 25944), (12416, 22701), (12972, 21728), (13386, 21056), (13677, 20608), (15134, 18624), (15456, 18236), (15617, 18048), (15792, 17848), (16296, 17296)]