140720508

素因数分解:

$2^2\times 3^2\times {\mathrm{163}}^1\times {\mathrm{23981}}^1$

素因数の和:24154

約数の個数: 36

約数和(自身を含む): 357907368

約数和(自身を除く): 217186860

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 163, 326, 489, 652, 978, 1467, 1956, 2934, 5868, 23981, 47962, 71943, 95924, 143886, 215829, 287772, 431658, 863316, 3908903, 7817806, 11726709, 15635612, 23453418, 35180127, 46906836, 70360254, 140720508]

約数ペア:

[(1, 140720508), (2, 70360254), (3, 46906836), (4, 35180127), (6, 23453418), (9, 15635612), (12, 11726709), (18, 7817806), (36, 3908903), (163, 863316), (326, 431658), (489, 287772), (652, 215829), (978, 143886), (1467, 95924), (1956, 71943), (2934, 47962), (5868, 23981)]