280161540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1556453}}^1$

素因数の和:1556468

約数の個数: 36

約数和(自身を含む): 849823884

約数和(自身を除く): 569662344

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1556453, 3112906, 4669359, 6225812, 7782265, 9338718, 14008077, 15564530, 18677436, 23346795, 28016154, 31129060, 46693590, 56032308, 70040385, 93387180, 140080770, 280161540]

約数ペア:

[(1, 280161540), (2, 140080770), (3, 93387180), (4, 70040385), (5, 56032308), (6, 46693590), (9, 31129060), (10, 28016154), (12, 23346795), (15, 18677436), (18, 15564530), (20, 14008077), (30, 9338718), (36, 7782265), (45, 6225812), (60, 4669359), (90, 3112906), (180, 1556453)]