211329540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{391351}}^1$

素因数の和:391369

約数の個数: 48

約数和(自身を含む): 657471360

約数和(自身を除く): 446141820

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, 391351, 782702, 1174053, 1565404, 1956755, 2348106, 3522159, 3913510, 4696212, 5870265, 7044318, 7827020, 10566477, 11740530, 14088636, 17610795, 21132954, 23481060, 35221590, 42265908, 52832385, 70443180, 105664770, 211329540]

約数ペア:

[(1, 211329540), (2, 105664770), (3, 70443180), (4, 52832385), (5, 42265908), (6, 35221590), (9, 23481060), (10, 21132954), (12, 17610795), (15, 14088636), (18, 11740530), (20, 10566477), (27, 7827020), (30, 7044318), (36, 5870265), (45, 4696212), (54, 3913510), (60, 3522159), (90, 2348106), (108, 1956755), (135, 1565404), (180, 1174053), (270, 782702), (540, 391351)]