75781620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{421009}}^1$

素因数の和:421024

約数の個数: 36

約数和(自身を含む): 229871460

約数和(自身を除く): 154089840

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 421009, 842018, 1263027, 1684036, 2105045, 2526054, 3789081, 4210090, 5052108, 6315135, 7578162, 8420180, 12630270, 15156324, 18945405, 25260540, 37890810, 75781620]

約数ペア:

[(1, 75781620), (2, 37890810), (3, 25260540), (4, 18945405), (5, 15156324), (6, 12630270), (9, 8420180), (10, 7578162), (12, 6315135), (15, 5052108), (18, 4210090), (20, 3789081), (30, 2526054), (36, 2105045), (45, 1684036), (60, 1263027), (90, 842018), (180, 421009)]