209722860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1165127}}^1$

素因数の和:1165142

約数の個数: 36

約数和(自身を含む): 636159888

約数和(自身を除く): 426437028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1165127, 2330254, 3495381, 4660508, 5825635, 6990762, 10486143, 11651270, 13981524, 17476905, 20972286, 23302540, 34953810, 41944572, 52430715, 69907620, 104861430, 209722860]

約数ペア:

[(1, 209722860), (2, 104861430), (3, 69907620), (4, 52430715), (5, 41944572), (6, 34953810), (9, 23302540), (10, 20972286), (12, 17476905), (15, 13981524), (18, 11651270), (20, 10486143), (30, 6990762), (36, 5825635), (45, 4660508), (60, 3495381), (90, 2330254), (180, 1165127)]