201515220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1119529}}^1$

素因数の和:1119544

約数の個数: 36

約数和(自身を含む): 611263380

約数和(自身を除く): 409748160

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1119529, 2239058, 3358587, 4478116, 5597645, 6717174, 10075761, 11195290, 13434348, 16792935, 20151522, 22390580, 33585870, 40303044, 50378805, 67171740, 100757610, 201515220]

約数ペア:

[(1, 201515220), (2, 100757610), (3, 67171740), (4, 50378805), (5, 40303044), (6, 33585870), (9, 22390580), (10, 20151522), (12, 16792935), (15, 13434348), (18, 11195290), (20, 10075761), (30, 6717174), (36, 5597645), (45, 4478116), (60, 3358587), (90, 2239058), (180, 1119529)]