180678872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{14771}}^1$

素因数の和:14927

約数の個数: 32

約数和(自身を含む): 372254400

約数和(自身を除く): 191575528

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 139, 278, 556, 1112, 1529, 3058, 6116, 12232, 14771, 29542, 59084, 118168, 162481, 324962, 649924, 1299848, 2053169, 4106338, 8212676, 16425352, 22584859, 45169718, 90339436, 180678872]

約数ペア:

[(1, 180678872), (2, 90339436), (4, 45169718), (8, 22584859), (11, 16425352), (22, 8212676), (44, 4106338), (88, 2053169), (139, 1299848), (278, 649924), (556, 324962), (1112, 162481), (1529, 118168), (3058, 59084), (6116, 29542), (12232, 14771)]