640777764

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{441307}}^1$

素因数の和:441336

約数の個数: 36

約数和(自身を含む): 1643430992

約数和(自身を除く): 1002653228

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 121, 132, 242, 363, 484, 726, 1452, 441307, 882614, 1323921, 1765228, 2647842, 4854377, 5295684, 9708754, 14563131, 19417508, 29126262, 53398147, 58252524, 106796294, 160194441, 213592588, 320388882, 640777764]

約数ペア:

[(1, 640777764), (2, 320388882), (3, 213592588), (4, 160194441), (6, 106796294), (11, 58252524), (12, 53398147), (22, 29126262), (33, 19417508), (44, 14563131), (66, 9708754), (121, 5295684), (132, 4854377), (242, 2647842), (363, 1765228), (484, 1323921), (726, 882614), (1452, 441307)]