31878270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2789}}^1$

素因数の和:2929

約数の個数: 48

約数和(自身を含む): 83566080

約数和(自身を除く): 51687810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 127, 254, 381, 635, 762, 1143, 1270, 1905, 2286, 2789, 3810, 5578, 5715, 8367, 11430, 13945, 16734, 25101, 27890, 41835, 50202, 83670, 125505, 251010, 354203, 708406, 1062609, 1771015, 2125218, 3187827, 3542030, 5313045, 6375654, 10626090, 15939135, 31878270]

約数ペア:

[(1, 31878270), (2, 15939135), (3, 10626090), (5, 6375654), (6, 5313045), (9, 3542030), (10, 3187827), (15, 2125218), (18, 1771015), (30, 1062609), (45, 708406), (90, 354203), (127, 251010), (254, 125505), (381, 83670), (635, 50202), (762, 41835), (1143, 27890), (1270, 25101), (1905, 16734), (2286, 13945), (2789, 11430), (3810, 8367), (5578, 5715)]