31702068

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:317

約数の個数: 72

約数和(自身を含む): 82817280

約数和(自身を除く): 51115212

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 79, 142, 157, 158, 213, 237, 284, 314, 316, 426, 471, 474, 628, 639, 711, 852, 942, 948, 1278, 1413, 1422, 1884, 2556, 2826, 2844, 5609, 5652, 11147, 11218, 12403, 16827, 22294, 22436, 24806, 33441, 33654, 37209, 44588, 49612, 50481, 66882, 67308, 74418, 100323, 100962, 111627, 133764, 148836, 200646, 201924, 223254, 401292, 446508, 880613, 1761226, 2641839, 3522452, 5283678, 7925517, 10567356, 15851034, 31702068]

約数ペア:

[(1, 31702068), (2, 15851034), (3, 10567356), (4, 7925517), (6, 5283678), (9, 3522452), (12, 2641839), (18, 1761226), (36, 880613), (71, 446508), (79, 401292), (142, 223254), (157, 201924), (158, 200646), (213, 148836), (237, 133764), (284, 111627), (314, 100962), (316, 100323), (426, 74418), (471, 67308), (474, 66882), (628, 50481), (639, 49612), (711, 44588), (852, 37209), (942, 33654), (948, 33441), (1278, 24806), (1413, 22436), (1422, 22294), (1884, 16827), (2556, 12403), (2826, 11218), (2844, 11147), (5609, 5652)]