180758116

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{509}}^1\times {\mathrm{1153}}^1$

素因数の和:1684

約数の個数: 48

約数和(自身を含む): 395498880

約数和(自身を除く): 214740764

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 509, 1018, 1153, 2036, 2306, 3563, 4612, 5599, 7126, 8071, 11198, 12683, 14252, 16142, 22396, 25366, 32284, 39193, 50732, 78386, 88781, 156772, 177562, 355124, 586877, 1173754, 2347508, 4108139, 6455647, 8216278, 12911294, 16432556, 25822588, 45189529, 90379058, 180758116]

約数ペア:

[(1, 180758116), (2, 90379058), (4, 45189529), (7, 25822588), (11, 16432556), (14, 12911294), (22, 8216278), (28, 6455647), (44, 4108139), (77, 2347508), (154, 1173754), (308, 586877), (509, 355124), (1018, 177562), (1153, 156772), (2036, 88781), (2306, 78386), (3563, 50732), (4612, 39193), (5599, 32284), (7126, 25366), (8071, 22396), (11198, 16142), (12683, 14252)]