164323740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{391247}}^1$

素因数の和:391266

約数の個数: 48

約数和(自身を含む): 525837312

約数和(自身を除く): 361513572

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 391247, 782494, 1173741, 1564988, 1956235, 2347482, 2738729, 3912470, 4694964, 5477458, 5868705, 7824940, 8216187, 10954916, 11737410, 13693645, 16432374, 23474820, 27387290, 32864748, 41080935, 54774580, 82161870, 164323740]

約数ペア:

[(1, 164323740), (2, 82161870), (3, 54774580), (4, 41080935), (5, 32864748), (6, 27387290), (7, 23474820), (10, 16432374), (12, 13693645), (14, 11737410), (15, 10954916), (20, 8216187), (21, 7824940), (28, 5868705), (30, 5477458), (35, 4694964), (42, 3912470), (60, 2738729), (70, 2347482), (84, 1956235), (105, 1564988), (140, 1173741), (210, 782494), (420, 391247)]