86721660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{481787}}^1$

素因数の和:481802

約数の個数: 36

約数和(自身を含む): 263056248

約数和(自身を除く): 176334588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 481787, 963574, 1445361, 1927148, 2408935, 2890722, 4336083, 4817870, 5781444, 7226805, 8672166, 9635740, 14453610, 17344332, 21680415, 28907220, 43360830, 86721660]

約数ペア:

[(1, 86721660), (2, 43360830), (3, 28907220), (4, 21680415), (5, 17344332), (6, 14453610), (9, 9635740), (10, 8672166), (12, 7226805), (15, 5781444), (18, 4817870), (20, 4336083), (30, 2890722), (36, 2408935), (45, 1927148), (60, 1445361), (90, 963574), (180, 481787)]