13001220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{72229}}^1$

素因数の和:72244

約数の個数: 36

約数和(自身を含む): 39437580

約数和(自身を除く): 26436360

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 72229, 144458, 216687, 288916, 361145, 433374, 650061, 722290, 866748, 1083435, 1300122, 1444580, 2166870, 2600244, 3250305, 4333740, 6500610, 13001220]

約数ペア:

[(1, 13001220), (2, 6500610), (3, 4333740), (4, 3250305), (5, 2600244), (6, 2166870), (9, 1444580), (10, 1300122), (12, 1083435), (15, 866748), (18, 722290), (20, 650061), (30, 433374), (36, 361145), (45, 288916), (60, 216687), (90, 144458), (180, 72229)]