256399752

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{263}}^1\times {\mathrm{829}}^1$

素因数の和:1115

約数の個数: 96

約数和(自身を含む): 749390400

約数和(自身を除く): 492990648

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 263, 294, 392, 526, 588, 789, 829, 1052, 1176, 1578, 1658, 1841, 2104, 2487, 3156, 3316, 3682, 4974, 5523, 5803, 6312, 6632, 7364, 9948, 11046, 11606, 12887, 14728, 17409, 19896, 22092, 23212, 25774, 34818, 38661, 40621, 44184, 46424, 51548, 69636, 77322, 81242, 103096, 121863, 139272, 154644, 162484, 218027, 243726, 309288, 324968, 436054, 487452, 654081, 872108, 974904, 1308162, 1526189, 1744216, 2616324, 3052378, 4578567, 5232648, 6104756, 9157134, 10683323, 12209512, 18314268, 21366646, 32049969, 36628536, 42733292, 64099938, 85466584, 128199876, 256399752]

約数ペア:

[(1, 256399752), (2, 128199876), (3, 85466584), (4, 64099938), (6, 42733292), (7, 36628536), (8, 32049969), (12, 21366646), (14, 18314268), (21, 12209512), (24, 10683323), (28, 9157134), (42, 6104756), (49, 5232648), (56, 4578567), (84, 3052378), (98, 2616324), (147, 1744216), (168, 1526189), (196, 1308162), (263, 974904), (294, 872108), (392, 654081), (526, 487452), (588, 436054), (789, 324968), (829, 309288), (1052, 243726), (1176, 218027), (1578, 162484), (1658, 154644), (1841, 139272), (2104, 121863), (2487, 103096), (3156, 81242), (3316, 77322), (3682, 69636), (4974, 51548), (5523, 46424), (5803, 44184), (6312, 40621), (6632, 38661), (7364, 34818), (9948, 25774), (11046, 23212), (11606, 22092), (12887, 19896), (14728, 17409)]