256090716

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{13921}}^1$

素因数の和:14011

約数の個数: 72

約数和(自身を含む): 750005984

約数和(自身を除く): 493915268

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 73, 84, 126, 146, 219, 252, 292, 438, 511, 657, 876, 1022, 1314, 1533, 2044, 2628, 3066, 4599, 6132, 9198, 13921, 18396, 27842, 41763, 55684, 83526, 97447, 125289, 167052, 194894, 250578, 292341, 389788, 501156, 584682, 877023, 1016233, 1169364, 1754046, 2032466, 3048699, 3508092, 4064932, 6097398, 7113631, 9146097, 12194796, 14227262, 18292194, 21340893, 28454524, 36584388, 42681786, 64022679, 85363572, 128045358, 256090716]

約数ペア:

[(1, 256090716), (2, 128045358), (3, 85363572), (4, 64022679), (6, 42681786), (7, 36584388), (9, 28454524), (12, 21340893), (14, 18292194), (18, 14227262), (21, 12194796), (28, 9146097), (36, 7113631), (42, 6097398), (63, 4064932), (73, 3508092), (84, 3048699), (126, 2032466), (146, 1754046), (219, 1169364), (252, 1016233), (292, 877023), (438, 584682), (511, 501156), (657, 389788), (876, 292341), (1022, 250578), (1314, 194894), (1533, 167052), (2044, 125289), (2628, 97447), (3066, 83526), (4599, 55684), (6132, 41763), (9198, 27842), (13921, 18396)]