208081620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1156009}}^1$

素因数の和:1156024

約数の個数: 36

約数和(自身を含む): 631181460

約数和(自身を除く): 423099840

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1156009, 2312018, 3468027, 4624036, 5780045, 6936054, 10404081, 11560090, 13872108, 17340135, 20808162, 23120180, 34680270, 41616324, 52020405, 69360540, 104040810, 208081620]

約数ペア:

[(1, 208081620), (2, 104040810), (3, 69360540), (4, 52020405), (5, 41616324), (6, 34680270), (9, 23120180), (10, 20808162), (12, 17340135), (15, 13872108), (18, 11560090), (20, 10404081), (30, 6936054), (36, 5780045), (45, 4624036), (60, 3468027), (90, 2312018), (180, 1156009)]