128192490

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{474787}}^1$

素因数の和:474803

約数の個数: 32

約数和(自身を含む): 341847360

約数和(自身を除く): 213654870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 474787, 949574, 1424361, 2373935, 2848722, 4273083, 4747870, 7121805, 8546166, 12819249, 14243610, 21365415, 25638498, 42730830, 64096245, 128192490]

約数ペア:

[(1, 128192490), (2, 64096245), (3, 42730830), (5, 25638498), (6, 21365415), (9, 14243610), (10, 12819249), (15, 8546166), (18, 7121805), (27, 4747870), (30, 4273083), (45, 2848722), (54, 2373935), (90, 1424361), (135, 949574), (270, 474787)]