396784128

素因数分解:

$2^9\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:706

約数の個数: 160

約数和(自身を含む): 1176924672

約数和(自身を除く): 780140544

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 39, 48, 52, 62, 64, 78, 93, 96, 104, 124, 128, 156, 186, 192, 208, 248, 256, 312, 372, 384, 403, 416, 496, 512, 624, 641, 744, 768, 806, 832, 992, 1209, 1248, 1282, 1488, 1536, 1612, 1664, 1923, 1984, 2418, 2496, 2564, 2976, 3224, 3328, 3846, 3968, 4836, 4992, 5128, 5952, 6448, 6656, 7692, 7936, 8333, 9672, 9984, 10256, 11904, 12896, 15384, 15872, 16666, 19344, 19871, 19968, 20512, 23808, 24999, 25792, 30768, 33332, 38688, 39742, 41024, 47616, 49998, 51584, 59613, 61536, 66664, 77376, 79484, 82048, 99996, 103168, 119226, 123072, 133328, 154752, 158968, 164096, 199992, 206336, 238452, 246144, 258323, 266656, 309504, 317936, 328192, 399984, 476904, 492288, 516646, 533312, 619008, 635872, 774969, 799968, 953808, 984576, 1033292, 1066624, 1271744, 1549938, 1599936, 1907616, 2066584, 2133248, 2543488, 3099876, 3199872, 3815232, 4133168, 4266496, 5086976, 6199752, 6399744, 7630464, 8266336, 10173952, 12399504, 12799488, 15260928, 16532672, 24799008, 30521856, 33065344, 49598016, 66130688, 99196032, 132261376, 198392064, 396784128]

約数ペア:

[(1, 396784128), (2, 198392064), (3, 132261376), (4, 99196032), (6, 66130688), (8, 49598016), (12, 33065344), (13, 30521856), (16, 24799008), (24, 16532672), (26, 15260928), (31, 12799488), (32, 12399504), (39, 10173952), (48, 8266336), (52, 7630464), (62, 6399744), (64, 6199752), (78, 5086976), (93, 4266496), (96, 4133168), (104, 3815232), (124, 3199872), (128, 3099876), (156, 2543488), (186, 2133248), (192, 2066584), (208, 1907616), (248, 1599936), (256, 1549938), (312, 1271744), (372, 1066624), (384, 1033292), (403, 984576), (416, 953808), (496, 799968), (512, 774969), (624, 635872), (641, 619008), (744, 533312), (768, 516646), (806, 492288), (832, 476904), (992, 399984), (1209, 328192), (1248, 317936), (1282, 309504), (1488, 266656), (1536, 258323), (1612, 246144), (1664, 238452), (1923, 206336), (1984, 199992), (2418, 164096), (2496, 158968), (2564, 154752), (2976, 133328), (3224, 123072), (3328, 119226), (3846, 103168), (3968, 99996), (4836, 82048), (4992, 79484), (5128, 77376), (5952, 66664), (6448, 61536), (6656, 59613), (7692, 51584), (7936, 49998), (8333, 47616), (9672, 41024), (9984, 39742), (10256, 38688), (11904, 33332), (12896, 30768), (15384, 25792), (15872, 24999), (16666, 23808), (19344, 20512), (19871, 19968)]