80354280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{337}}^1\times {\mathrm{1987}}^1$

素因数の和:2338

約数の個数: 64

約数和(自身を含む): 241899840

約数和(自身を除く): 161545560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 337, 674, 1011, 1348, 1685, 1987, 2022, 2696, 3370, 3974, 4044, 5055, 5961, 6740, 7948, 8088, 9935, 10110, 11922, 13480, 15896, 19870, 20220, 23844, 29805, 39740, 40440, 47688, 59610, 79480, 119220, 238440, 669619, 1339238, 2008857, 2678476, 3348095, 4017714, 5356952, 6696190, 8035428, 10044285, 13392380, 16070856, 20088570, 26784760, 40177140, 80354280]

約数ペア:

[(1, 80354280), (2, 40177140), (3, 26784760), (4, 20088570), (5, 16070856), (6, 13392380), (8, 10044285), (10, 8035428), (12, 6696190), (15, 5356952), (20, 4017714), (24, 3348095), (30, 2678476), (40, 2008857), (60, 1339238), (120, 669619), (337, 238440), (674, 119220), (1011, 79480), (1348, 59610), (1685, 47688), (1987, 40440), (2022, 39740), (2696, 29805), (3370, 23844), (3974, 20220), (4044, 19870), (5055, 15896), (5961, 13480), (6740, 11922), (7948, 10110), (8088, 9935)]