20120630805

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{160663}}^1$

素因数の和:160719

約数の個数: 72

約数和(自身を含む): 40001480064

約数和(自身を除く): 19880849259

約数列:

[1, 3, 5, 9, 11, 15, 23, 33, 45, 55, 69, 99, 115, 121, 165, 207, 253, 345, 363, 495, 605, 759, 1035, 1089, 1265, 1815, 2277, 2783, 3795, 5445, 8349, 11385, 13915, 25047, 41745, 125235, 160663, 481989, 803315, 1445967, 1767293, 2409945, 3695249, 5301879, 7229835, 8836465, 11085747, 15905637, 18476245, 19440223, 26509395, 33257241, 40647739, 55428735, 58320669, 79528185, 97201115, 121943217, 166286205, 174962007, 203238695, 291603345, 365829651, 447125129, 609716085, 874810035, 1341375387, 1829148255, 2235625645, 4024126161, 6706876935, 20120630805]

約数ペア:

[(1, 20120630805), (3, 6706876935), (5, 4024126161), (9, 2235625645), (11, 1829148255), (15, 1341375387), (23, 874810035), (33, 609716085), (45, 447125129), (55, 365829651), (69, 291603345), (99, 203238695), (115, 174962007), (121, 166286205), (165, 121943217), (207, 97201115), (253, 79528185), (345, 58320669), (363, 55428735), (495, 40647739), (605, 33257241), (759, 26509395), (1035, 19440223), (1089, 18476245), (1265, 15905637), (1815, 11085747), (2277, 8836465), (2783, 7229835), (3795, 5301879), (5445, 3695249), (8349, 2409945), (11385, 1767293), (13915, 1445967), (25047, 803315), (41745, 481989), (125235, 160663)]