218805540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3646759}}^1$

素因数の和:3646771

約数の個数: 24

約数和(自身を含む): 612655680

約数和(自身を除く): 393850140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3646759, 7293518, 10940277, 14587036, 18233795, 21880554, 36467590, 43761108, 54701385, 72935180, 109402770, 218805540]

約数ペア:

[(1, 218805540), (2, 109402770), (3, 72935180), (4, 54701385), (5, 43761108), (6, 36467590), (10, 21880554), (12, 18233795), (15, 14587036), (20, 10940277), (30, 7293518), (60, 3646759)]