256839576

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{218401}}^1$

素因数の和:218424

約数の個数: 48

約数和(自身を含む): 746934840

約数和(自身を除く): 490095264

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 218401, 436802, 655203, 873604, 1310406, 1528807, 1747208, 2620812, 3057614, 4586421, 5241624, 6115228, 9172842, 10701649, 12230456, 18345684, 21403298, 32104947, 36691368, 42806596, 64209894, 85613192, 128419788, 256839576]

約数ペア:

[(1, 256839576), (2, 128419788), (3, 85613192), (4, 64209894), (6, 42806596), (7, 36691368), (8, 32104947), (12, 21403298), (14, 18345684), (21, 12230456), (24, 10701649), (28, 9172842), (42, 6115228), (49, 5241624), (56, 4586421), (84, 3057614), (98, 2620812), (147, 1747208), (168, 1528807), (196, 1310406), (294, 873604), (392, 655203), (588, 436802), (1176, 218401)]