249946160

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{337}}^1$

素因数の和:550

約数の個数: 80

約数和(自身を含む): 595485696

約数和(自身を除く): 345539536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 127, 146, 254, 292, 337, 365, 508, 584, 635, 674, 730, 1016, 1168, 1270, 1348, 1460, 1685, 2032, 2540, 2696, 2920, 3370, 5080, 5392, 5840, 6740, 9271, 10160, 13480, 18542, 24601, 26960, 37084, 42799, 46355, 49202, 74168, 85598, 92710, 98404, 123005, 148336, 171196, 185420, 196808, 213995, 246010, 342392, 370840, 393616, 427990, 492020, 684784, 741680, 855980, 984040, 1711960, 1968080, 3124327, 3423920, 6248654, 12497308, 15621635, 24994616, 31243270, 49989232, 62486540, 124973080, 249946160]

約数ペア:

[(1, 249946160), (2, 124973080), (4, 62486540), (5, 49989232), (8, 31243270), (10, 24994616), (16, 15621635), (20, 12497308), (40, 6248654), (73, 3423920), (80, 3124327), (127, 1968080), (146, 1711960), (254, 984040), (292, 855980), (337, 741680), (365, 684784), (508, 492020), (584, 427990), (635, 393616), (674, 370840), (730, 342392), (1016, 246010), (1168, 213995), (1270, 196808), (1348, 185420), (1460, 171196), (1685, 148336), (2032, 123005), (2540, 98404), (2696, 92710), (2920, 85598), (3370, 74168), (5080, 49202), (5392, 46355), (5840, 42799), (6740, 37084), (9271, 26960), (10160, 24601), (13480, 18542)]