180804976

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{1531}}^1$

素因数の和:1622

約数の個数: 60

約数和(自身を含む): 391619032

約数和(自身を除く): 210814056

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 61, 88, 121, 122, 176, 242, 244, 484, 488, 671, 968, 976, 1342, 1531, 1936, 2684, 3062, 5368, 6124, 7381, 10736, 12248, 14762, 16841, 24496, 29524, 33682, 59048, 67364, 93391, 118096, 134728, 185251, 186782, 269456, 370502, 373564, 741004, 747128, 1027301, 1482008, 1494256, 2054602, 2964016, 4109204, 8218408, 11300311, 16436816, 22600622, 45201244, 90402488, 180804976]

約数ペア:

[(1, 180804976), (2, 90402488), (4, 45201244), (8, 22600622), (11, 16436816), (16, 11300311), (22, 8218408), (44, 4109204), (61, 2964016), (88, 2054602), (121, 1494256), (122, 1482008), (176, 1027301), (242, 747128), (244, 741004), (484, 373564), (488, 370502), (671, 269456), (968, 186782), (976, 185251), (1342, 134728), (1531, 118096), (1936, 93391), (2684, 67364), (3062, 59048), (5368, 33682), (6124, 29524), (7381, 24496), (10736, 16841), (12248, 14762)]