259673856

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{839}}^1$

素因数の和:902

約数の個数: 144

約数和(自身を含む): 769198080

約数和(自身を除く): 509524224

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, 624, 744, 768, 806, 832, 839, 992, 1209, 1248, 1488, 1612, 1664, 1678, 1984, 2418, 2496, 2517, 2976, 3224, 3328, 3356, 3968, 4836, 4992, 5034, 5952, 6448, 6712, 7936, 9672, 9984, 10068, 10907, 11904, 12896, 13424, 19344, 20136, 21814, 23808, 25792, 26009, 26848, 32721, 38688, 40272, 43628, 51584, 52018, 53696, 65442, 77376, 78027, 80544, 87256, 103168, 104036, 107392, 130884, 154752, 156054, 161088, 174512, 208072, 214784, 261768, 309504, 312108, 322176, 338117, 349024, 416144, 523536, 624216, 644352, 676234, 698048, 832288, 1014351, 1047072, 1248432, 1352468, 1396096, 1664576, 2028702, 2094144, 2496864, 2704936, 2792192, 3329152, 4057404, 4188288, 4993728, 5409872, 6658304, 8114808, 8376576, 9987456, 10819744, 16229616, 19974912, 21639488, 32459232, 43278976, 64918464, 86557952, 129836928, 259673856]

約数ペア:

[(1, 259673856), (2, 129836928), (3, 86557952), (4, 64918464), (6, 43278976), (8, 32459232), (12, 21639488), (13, 19974912), (16, 16229616), (24, 10819744), (26, 9987456), (31, 8376576), (32, 8114808), (39, 6658304), (48, 5409872), (52, 4993728), (62, 4188288), (64, 4057404), (78, 3329152), (93, 2792192), (96, 2704936), (104, 2496864), (124, 2094144), (128, 2028702), (156, 1664576), (186, 1396096), (192, 1352468), (208, 1248432), (248, 1047072), (256, 1014351), (312, 832288), (372, 698048), (384, 676234), (403, 644352), (416, 624216), (496, 523536), (624, 416144), (744, 349024), (768, 338117), (806, 322176), (832, 312108), (839, 309504), (992, 261768), (1209, 214784), (1248, 208072), (1488, 174512), (1612, 161088), (1664, 156054), (1678, 154752), (1984, 130884), (2418, 107392), (2496, 104036), (2517, 103168), (2976, 87256), (3224, 80544), (3328, 78027), (3356, 77376), (3968, 65442), (4836, 53696), (4992, 52018), (5034, 51584), (5952, 43628), (6448, 40272), (6712, 38688), (7936, 32721), (9672, 26848), (9984, 26009), (10068, 25792), (10907, 23808), (11904, 21814), (12896, 20136), (13424, 19344)]