78487668

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{293}}^1\times {\mathrm{1063}}^1$

素因数の和:1373

約数の個数: 72

約数和(自身を含む): 227730048

約数和(自身を除く): 149242380

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 293, 586, 879, 1063, 1172, 1758, 2051, 2126, 2637, 3189, 3516, 4102, 4252, 5274, 6153, 6378, 7441, 8204, 9567, 10548, 12306, 12756, 14882, 18459, 19134, 22323, 24612, 29764, 36918, 38268, 44646, 66969, 73836, 89292, 133938, 267876, 311459, 622918, 934377, 1245836, 1868754, 2180213, 2803131, 3737508, 4360426, 5606262, 6540639, 8720852, 11212524, 13081278, 19621917, 26162556, 39243834, 78487668]

約数ペア:

[(1, 78487668), (2, 39243834), (3, 26162556), (4, 19621917), (6, 13081278), (7, 11212524), (9, 8720852), (12, 6540639), (14, 5606262), (18, 4360426), (21, 3737508), (28, 2803131), (36, 2180213), (42, 1868754), (63, 1245836), (84, 934377), (126, 622918), (252, 311459), (293, 267876), (586, 133938), (879, 89292), (1063, 73836), (1172, 66969), (1758, 44646), (2051, 38268), (2126, 36918), (2637, 29764), (3189, 24612), (3516, 22323), (4102, 19134), (4252, 18459), (5274, 14882), (6153, 12756), (6378, 12306), (7441, 10548), (8204, 9567)]