256235616

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3259}}^1$

素因数の和:3298

約数の個数: 192

約数和(自身を含む): 920102400

約数和(自身を除く): 663866784

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 32, 36, 39, 42, 48, 52, 54, 56, 63, 72, 78, 84, 91, 96, 104, 108, 112, 117, 126, 144, 156, 168, 182, 189, 208, 216, 224, 234, 252, 273, 288, 312, 336, 351, 364, 378, 416, 432, 468, 504, 546, 624, 672, 702, 728, 756, 819, 864, 936, 1008, 1092, 1248, 1404, 1456, 1512, 1638, 1872, 2016, 2184, 2457, 2808, 2912, 3024, 3259, 3276, 3744, 4368, 4914, 5616, 6048, 6518, 6552, 8736, 9777, 9828, 11232, 13036, 13104, 19554, 19656, 22813, 26072, 26208, 29331, 39108, 39312, 42367, 45626, 52144, 58662, 68439, 78216, 78624, 84734, 87993, 91252, 104288, 117324, 127101, 136878, 156432, 169468, 175986, 182504, 205317, 234648, 254202, 273756, 296569, 312864, 338936, 351972, 365008, 381303, 410634, 469296, 508404, 547512, 593138, 615951, 677872, 703944, 730016, 762606, 821268, 889707, 938592, 1016808, 1095024, 1143909, 1186276, 1231902, 1355744, 1407888, 1525212, 1642536, 1779414, 2033616, 2190048, 2287818, 2372552, 2463804, 2669121, 2815776, 3050424, 3285072, 3558828, 4067232, 4575636, 4745104, 4927608, 5338242, 6100848, 6570144, 7117656, 8007363, 9151272, 9490208, 9855216, 10676484, 12201696, 14235312, 16014726, 18302544, 19710432, 21352968, 28470624, 32029452, 36605088, 42705936, 64058904, 85411872, 128117808, 256235616]

約数ペア:

[(1, 256235616), (2, 128117808), (3, 85411872), (4, 64058904), (6, 42705936), (7, 36605088), (8, 32029452), (9, 28470624), (12, 21352968), (13, 19710432), (14, 18302544), (16, 16014726), (18, 14235312), (21, 12201696), (24, 10676484), (26, 9855216), (27, 9490208), (28, 9151272), (32, 8007363), (36, 7117656), (39, 6570144), (42, 6100848), (48, 5338242), (52, 4927608), (54, 4745104), (56, 4575636), (63, 4067232), (72, 3558828), (78, 3285072), (84, 3050424), (91, 2815776), (96, 2669121), (104, 2463804), (108, 2372552), (112, 2287818), (117, 2190048), (126, 2033616), (144, 1779414), (156, 1642536), (168, 1525212), (182, 1407888), (189, 1355744), (208, 1231902), (216, 1186276), (224, 1143909), (234, 1095024), (252, 1016808), (273, 938592), (288, 889707), (312, 821268), (336, 762606), (351, 730016), (364, 703944), (378, 677872), (416, 615951), (432, 593138), (468, 547512), (504, 508404), (546, 469296), (624, 410634), (672, 381303), (702, 365008), (728, 351972), (756, 338936), (819, 312864), (864, 296569), (936, 273756), (1008, 254202), (1092, 234648), (1248, 205317), (1404, 182504), (1456, 175986), (1512, 169468), (1638, 156432), (1872, 136878), (2016, 127101), (2184, 117324), (2457, 104288), (2808, 91252), (2912, 87993), (3024, 84734), (3259, 78624), (3276, 78216), (3744, 68439), (4368, 58662), (4914, 52144), (5616, 45626), (6048, 42367), (6518, 39312), (6552, 39108), (8736, 29331), (9777, 26208), (9828, 26072), (11232, 22813), (13036, 19656), (13104, 19554)]