68621868

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{887}}^1$

素因数の和:1211

約数の個数: 72

約数和(自身を含む): 199110912

約数和(自身を除く): 130489044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 307, 614, 887, 921, 1228, 1774, 1842, 2149, 2661, 2763, 3548, 3684, 4298, 5322, 5526, 6209, 6447, 7983, 8596, 10644, 11052, 12418, 12894, 15966, 18627, 19341, 24836, 25788, 31932, 37254, 38682, 55881, 74508, 77364, 111762, 223524, 272309, 544618, 816927, 1089236, 1633854, 1906163, 2450781, 3267708, 3812326, 4901562, 5718489, 7624652, 9803124, 11436978, 17155467, 22873956, 34310934, 68621868]

約数ペア:

[(1, 68621868), (2, 34310934), (3, 22873956), (4, 17155467), (6, 11436978), (7, 9803124), (9, 7624652), (12, 5718489), (14, 4901562), (18, 3812326), (21, 3267708), (28, 2450781), (36, 1906163), (42, 1633854), (63, 1089236), (84, 816927), (126, 544618), (252, 272309), (307, 223524), (614, 111762), (887, 77364), (921, 74508), (1228, 55881), (1774, 38682), (1842, 37254), (2149, 31932), (2661, 25788), (2763, 24836), (3548, 19341), (3684, 18627), (4298, 15966), (5322, 12894), (5526, 12418), (6209, 11052), (6447, 10644), (7983, 8596)]