127979120

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{337}}^1$

素因数の和:498

約数の個数: 80

約数和(自身を含む): 307801728

約数和(自身を除く): 179822608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 101, 188, 202, 235, 337, 376, 404, 470, 505, 674, 752, 808, 940, 1010, 1348, 1616, 1685, 1880, 2020, 2696, 3370, 3760, 4040, 4747, 5392, 6740, 8080, 9494, 13480, 15839, 18988, 23735, 26960, 31678, 34037, 37976, 47470, 63356, 68074, 75952, 79195, 94940, 126712, 136148, 158390, 170185, 189880, 253424, 272296, 316780, 340370, 379760, 544592, 633560, 680740, 1267120, 1361480, 1599739, 2722960, 3199478, 6398956, 7998695, 12797912, 15997390, 25595824, 31994780, 63989560, 127979120]

約数ペア:

[(1, 127979120), (2, 63989560), (4, 31994780), (5, 25595824), (8, 15997390), (10, 12797912), (16, 7998695), (20, 6398956), (40, 3199478), (47, 2722960), (80, 1599739), (94, 1361480), (101, 1267120), (188, 680740), (202, 633560), (235, 544592), (337, 379760), (376, 340370), (404, 316780), (470, 272296), (505, 253424), (674, 189880), (752, 170185), (808, 158390), (940, 136148), (1010, 126712), (1348, 94940), (1616, 79195), (1685, 75952), (1880, 68074), (2020, 63356), (2696, 47470), (3370, 37976), (3760, 34037), (4040, 31678), (4747, 26960), (5392, 23735), (6740, 18988), (8080, 15839), (9494, 13480)]