168393764

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{2161}}^1$

素因数の和:2217

約数の個数: 72

約数和(自身を含む): 386461824

約数和(自身を除く): 218068060

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 77, 92, 121, 154, 161, 242, 253, 308, 322, 484, 506, 644, 847, 1012, 1694, 1771, 2161, 2783, 3388, 3542, 4322, 5566, 7084, 8644, 11132, 15127, 19481, 23771, 30254, 38962, 47542, 49703, 60508, 77924, 95084, 99406, 166397, 198812, 261481, 332794, 347921, 522962, 546733, 665588, 695842, 1045924, 1093466, 1391684, 1830367, 2186932, 3660734, 3827131, 6014063, 7321468, 7654262, 12028126, 15308524, 24056252, 42098441, 84196882, 168393764]

約数ペア:

[(1, 168393764), (2, 84196882), (4, 42098441), (7, 24056252), (11, 15308524), (14, 12028126), (22, 7654262), (23, 7321468), (28, 6014063), (44, 3827131), (46, 3660734), (77, 2186932), (92, 1830367), (121, 1391684), (154, 1093466), (161, 1045924), (242, 695842), (253, 665588), (308, 546733), (322, 522962), (484, 347921), (506, 332794), (644, 261481), (847, 198812), (1012, 166397), (1694, 99406), (1771, 95084), (2161, 77924), (2783, 60508), (3388, 49703), (3542, 47542), (4322, 38962), (5566, 30254), (7084, 23771), (8644, 19481), (11132, 15127)]