145288120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{213659}}^1$

素因数の和:213687

約数の個数: 32

約数和(自身を含む): 346129200

約数和(自身を除く): 200841080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 213659, 427318, 854636, 1068295, 1709272, 2136590, 3632203, 4273180, 7264406, 8546360, 14528812, 18161015, 29057624, 36322030, 72644060, 145288120]

約数ペア:

[(1, 145288120), (2, 72644060), (4, 36322030), (5, 29057624), (8, 18161015), (10, 14528812), (17, 8546360), (20, 7264406), (34, 4273180), (40, 3632203), (68, 2136590), (85, 1709272), (136, 1068295), (170, 854636), (340, 427318), (680, 213659)]