31486590

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{421}}^1$

素因数の和:714

約数の個数: 64

約数和(自身を含む): 84467520

約数和(自身を除く): 52980930

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 277, 421, 554, 831, 842, 1263, 1385, 1662, 2105, 2493, 2526, 2770, 3789, 4155, 4210, 4986, 6315, 7479, 7578, 8310, 11367, 12465, 12630, 14958, 18945, 22734, 24930, 37395, 37890, 56835, 74790, 113670, 116617, 233234, 349851, 583085, 699702, 1049553, 1166170, 1749255, 2099106, 3148659, 3498510, 5247765, 6297318, 10495530, 15743295, 31486590]

約数ペア:

[(1, 31486590), (2, 15743295), (3, 10495530), (5, 6297318), (6, 5247765), (9, 3498510), (10, 3148659), (15, 2099106), (18, 1749255), (27, 1166170), (30, 1049553), (45, 699702), (54, 583085), (90, 349851), (135, 233234), (270, 116617), (277, 113670), (421, 74790), (554, 56835), (831, 37890), (842, 37395), (1263, 24930), (1385, 22734), (1662, 18945), (2105, 14958), (2493, 12630), (2526, 12465), (2770, 11367), (3789, 8310), (4155, 7578), (4210, 7479), (4986, 6315)]