77915220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{3271}}^1$

素因数の和:3680

約数の個数: 48

約数和(自身を含む): 218779008

約数和(自身を除く): 140863788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 397, 794, 1191, 1588, 1985, 2382, 3271, 3970, 4764, 5955, 6542, 7940, 9813, 11910, 13084, 16355, 19626, 23820, 32710, 39252, 49065, 65420, 98130, 196260, 1298587, 2597174, 3895761, 5194348, 6492935, 7791522, 12985870, 15583044, 19478805, 25971740, 38957610, 77915220]

約数ペア:

[(1, 77915220), (2, 38957610), (3, 25971740), (4, 19478805), (5, 15583044), (6, 12985870), (10, 7791522), (12, 6492935), (15, 5194348), (20, 3895761), (30, 2597174), (60, 1298587), (397, 196260), (794, 98130), (1191, 65420), (1588, 49065), (1985, 39252), (2382, 32710), (3271, 23820), (3970, 19626), (4764, 16355), (5955, 13084), (6542, 11910), (7940, 9813)]