128271870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{475081}}^1$

素因数の和:475097

約数の個数: 32

約数和(自身を含む): 342059040

約数和(自身を除く): 213787170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 475081, 950162, 1425243, 2375405, 2850486, 4275729, 4750810, 7126215, 8551458, 12827187, 14252430, 21378645, 25654374, 42757290, 64135935, 128271870]

約数ペア:

[(1, 128271870), (2, 64135935), (3, 42757290), (5, 25654374), (6, 21378645), (9, 14252430), (10, 12827187), (15, 8551458), (18, 7126215), (27, 4750810), (30, 4275729), (45, 2850486), (54, 2375405), (90, 1425243), (135, 950162), (270, 475081)]