280168328

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{102701}}^1$

素因数の和:102749

約数の個数: 32

約数和(自身を含む): 591563520

約数和(自身を除く): 311395192

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 341, 682, 1364, 2728, 102701, 205402, 410804, 821608, 1129711, 2259422, 3183731, 4518844, 6367462, 9037688, 12734924, 25469848, 35021041, 70042082, 140084164, 280168328]

約数ペア:

[(1, 280168328), (2, 140084164), (4, 70042082), (8, 35021041), (11, 25469848), (22, 12734924), (31, 9037688), (44, 6367462), (62, 4518844), (88, 3183731), (124, 2259422), (248, 1129711), (341, 821608), (682, 410804), (1364, 205402), (2728, 102701)]