256235336

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{2203}}^1$

素因数の和:2314

約数の個数: 64

約数和(自身を含む): 575508480

約数和(自身を除く): 319273144

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 67, 124, 134, 217, 248, 268, 434, 469, 536, 868, 938, 1736, 1876, 2077, 2203, 3752, 4154, 4406, 8308, 8812, 14539, 15421, 16616, 17624, 29078, 30842, 58156, 61684, 68293, 116312, 123368, 136586, 147601, 273172, 295202, 478051, 546344, 590404, 956102, 1033207, 1180808, 1912204, 2066414, 3824408, 4132828, 4575631, 8265656, 9151262, 18302524, 32029417, 36605048, 64058834, 128117668, 256235336]

約数ペア:

[(1, 256235336), (2, 128117668), (4, 64058834), (7, 36605048), (8, 32029417), (14, 18302524), (28, 9151262), (31, 8265656), (56, 4575631), (62, 4132828), (67, 3824408), (124, 2066414), (134, 1912204), (217, 1180808), (248, 1033207), (268, 956102), (434, 590404), (469, 546344), (536, 478051), (868, 295202), (938, 273172), (1736, 147601), (1876, 136586), (2077, 123368), (2203, 116312), (3752, 68293), (4154, 61684), (4406, 58156), (8308, 30842), (8812, 29078), (14539, 17624), (15421, 16616)]