131972940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{66653}}^1$

素因数の和:66679

約数の個数: 72

約数和(自身を含む): 436717008

約数和(自身を除く): 304744068

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 66653, 133306, 199959, 266612, 333265, 399918, 599877, 666530, 733183, 799836, 999795, 1199754, 1333060, 1466366, 1999590, 2199549, 2399508, 2932732, 2999385, 3665915, 3999180, 4399098, 5998770, 6598647, 7331830, 8798196, 10997745, 11997540, 13197294, 14663660, 21995490, 26394588, 32993235, 43990980, 65986470, 131972940]

約数ペア:

[(1, 131972940), (2, 65986470), (3, 43990980), (4, 32993235), (5, 26394588), (6, 21995490), (9, 14663660), (10, 13197294), (11, 11997540), (12, 10997745), (15, 8798196), (18, 7331830), (20, 6598647), (22, 5998770), (30, 4399098), (33, 3999180), (36, 3665915), (44, 2999385), (45, 2932732), (55, 2399508), (60, 2199549), (66, 1999590), (90, 1466366), (99, 1333060), (110, 1199754), (132, 999795), (165, 799836), (180, 733183), (198, 666530), (220, 599877), (330, 399918), (396, 333265), (495, 266612), (660, 199959), (990, 133306), (1980, 66653)]