257761116

素因数分解:

$2^2\times 3^4\times {\mathrm{137}}^1\times {\mathrm{5807}}^1$

素因数の和:5960

約数の個数: 60

約数和(自身を含む): 678873888

約数和(自身を除く): 421112772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 137, 162, 274, 324, 411, 548, 822, 1233, 1644, 2466, 3699, 4932, 5807, 7398, 11097, 11614, 14796, 17421, 22194, 23228, 34842, 44388, 52263, 69684, 104526, 156789, 209052, 313578, 470367, 627156, 795559, 940734, 1591118, 1881468, 2386677, 3182236, 4773354, 7160031, 9546708, 14320062, 21480093, 28640124, 42960186, 64440279, 85920372, 128880558, 257761116]

約数ペア:

[(1, 257761116), (2, 128880558), (3, 85920372), (4, 64440279), (6, 42960186), (9, 28640124), (12, 21480093), (18, 14320062), (27, 9546708), (36, 7160031), (54, 4773354), (81, 3182236), (108, 2386677), (137, 1881468), (162, 1591118), (274, 940734), (324, 795559), (411, 627156), (548, 470367), (822, 313578), (1233, 209052), (1644, 156789), (2466, 104526), (3699, 69684), (4932, 52263), (5807, 44388), (7398, 34842), (11097, 23228), (11614, 22194), (14796, 17421)]