220121132

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{193}}^1$

素因数の和:268

約数の個数: 108

約数和(自身を含む): 513666216

約数和(自身を除く): 293545084

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 49, 77, 92, 98, 154, 161, 193, 196, 253, 308, 322, 386, 506, 529, 539, 644, 772, 1012, 1058, 1078, 1127, 1351, 1771, 2116, 2123, 2156, 2254, 2702, 3542, 3703, 4246, 4439, 4508, 5404, 5819, 7084, 7406, 8492, 8878, 9457, 11638, 12397, 14812, 14861, 17756, 18914, 23276, 24794, 25921, 29722, 31073, 37828, 40733, 48829, 49588, 51842, 59444, 62146, 81466, 97658, 102097, 103684, 104027, 124292, 162932, 195316, 204194, 208054, 217511, 285131, 341803, 408388, 416108, 435022, 570262, 683606, 714679, 870044, 1123067, 1140524, 1367212, 1429358, 2246134, 2392621, 2858716, 4492268, 4785242, 5002753, 7861469, 9570484, 10005506, 15722938, 20011012, 31445876, 55030283, 110060566, 220121132]

約数ペア:

[(1, 220121132), (2, 110060566), (4, 55030283), (7, 31445876), (11, 20011012), (14, 15722938), (22, 10005506), (23, 9570484), (28, 7861469), (44, 5002753), (46, 4785242), (49, 4492268), (77, 2858716), (92, 2392621), (98, 2246134), (154, 1429358), (161, 1367212), (193, 1140524), (196, 1123067), (253, 870044), (308, 714679), (322, 683606), (386, 570262), (506, 435022), (529, 416108), (539, 408388), (644, 341803), (772, 285131), (1012, 217511), (1058, 208054), (1078, 204194), (1127, 195316), (1351, 162932), (1771, 124292), (2116, 104027), (2123, 103684), (2156, 102097), (2254, 97658), (2702, 81466), (3542, 62146), (3703, 59444), (4246, 51842), (4439, 49588), (4508, 48829), (5404, 40733), (5819, 37828), (7084, 31073), (7406, 29722), (8492, 25921), (8878, 24794), (9457, 23276), (11638, 18914), (12397, 17756), (14812, 14861)]