210712860

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{390209}}^1$

素因数の和:390227

約数の個数: 48

約数和(自身を含む): 655552800

約数和(自身を除く): 444839940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 390209, 780418, 1170627, 1560836, 1951045, 2341254, 3511881, 3902090, 4682508, 5853135, 7023762, 7804180, 10535643, 11706270, 14047524, 17559405, 21071286, 23412540, 35118810, 42142572, 52678215, 70237620, 105356430, 210712860]

約数ペア:

[(1, 210712860), (2, 105356430), (3, 70237620), (4, 52678215), (5, 42142572), (6, 35118810), (9, 23412540), (10, 21071286), (12, 17559405), (15, 14047524), (18, 11706270), (20, 10535643), (27, 7804180), (30, 7023762), (36, 5853135), (45, 4682508), (54, 3902090), (60, 3511881), (90, 2341254), (108, 1951045), (135, 1560836), (180, 1170627), (270, 780418), (540, 390209)]