211215660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3520261}}^1$

素因数の和:3520273

約数の個数: 24

約数和(自身を含む): 591404016

約数和(自身を除く): 380188356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3520261, 7040522, 10560783, 14081044, 17601305, 21121566, 35202610, 42243132, 52803915, 70405220, 105607830, 211215660]

約数ペア:

[(1, 211215660), (2, 105607830), (3, 70405220), (4, 52803915), (5, 42243132), (6, 35202610), (10, 21121566), (12, 17601305), (15, 14081044), (20, 10560783), (30, 7040522), (60, 3520261)]