254560768

素因数分解:

$2^9\times 7^1\times {\mathrm{11}}^2\times {\mathrm{587}}^1$

素因数の和:634

約数の個数: 120

約数和(自身を含む): 640021536

約数和(自身を除く): 385460768

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 121, 128, 154, 176, 224, 242, 256, 308, 352, 448, 484, 512, 587, 616, 704, 847, 896, 968, 1174, 1232, 1408, 1694, 1792, 1936, 2348, 2464, 2816, 3388, 3584, 3872, 4109, 4696, 4928, 5632, 6457, 6776, 7744, 8218, 9392, 9856, 12914, 13552, 15488, 16436, 18784, 19712, 25828, 27104, 30976, 32872, 37568, 39424, 45199, 51656, 54208, 61952, 65744, 71027, 75136, 90398, 103312, 108416, 131488, 142054, 150272, 180796, 206624, 216832, 262976, 284108, 300544, 361592, 413248, 433664, 497189, 525952, 568216, 723184, 826496, 994378, 1051904, 1136432, 1446368, 1652992, 1988756, 2103808, 2272864, 2892736, 3305984, 3977512, 4545728, 5785472, 7955024, 9091456, 11570944, 15910048, 18182912, 23141888, 31820096, 36365824, 63640192, 127280384, 254560768]

約数ペア:

[(1, 254560768), (2, 127280384), (4, 63640192), (7, 36365824), (8, 31820096), (11, 23141888), (14, 18182912), (16, 15910048), (22, 11570944), (28, 9091456), (32, 7955024), (44, 5785472), (56, 4545728), (64, 3977512), (77, 3305984), (88, 2892736), (112, 2272864), (121, 2103808), (128, 1988756), (154, 1652992), (176, 1446368), (224, 1136432), (242, 1051904), (256, 994378), (308, 826496), (352, 723184), (448, 568216), (484, 525952), (512, 497189), (587, 433664), (616, 413248), (704, 361592), (847, 300544), (896, 284108), (968, 262976), (1174, 216832), (1232, 206624), (1408, 180796), (1694, 150272), (1792, 142054), (1936, 131488), (2348, 108416), (2464, 103312), (2816, 90398), (3388, 75136), (3584, 71027), (3872, 65744), (4109, 61952), (4696, 54208), (4928, 51656), (5632, 45199), (6457, 39424), (6776, 37568), (7744, 32872), (8218, 30976), (9392, 27104), (9856, 25828), (12914, 19712), (13552, 18784), (15488, 16436)]