198373860

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{122453}}^1$

素因数の和:122474

約数の個数: 60

約数和(自身を含む): 622311228

約数和(自身を除く): 423937368

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 122453, 244906, 367359, 489812, 612265, 734718, 1102077, 1224530, 1469436, 1836795, 2204154, 2449060, 3306231, 3673590, 4408308, 5510385, 6612462, 7347180, 9918693, 11020770, 13224924, 16531155, 19837386, 22041540, 33062310, 39674772, 49593465, 66124620, 99186930, 198373860]

約数ペア:

[(1, 198373860), (2, 99186930), (3, 66124620), (4, 49593465), (5, 39674772), (6, 33062310), (9, 22041540), (10, 19837386), (12, 16531155), (15, 13224924), (18, 11020770), (20, 9918693), (27, 7347180), (30, 6612462), (36, 5510385), (45, 4408308), (54, 3673590), (60, 3306231), (81, 2449060), (90, 2204154), (108, 1836795), (135, 1469436), (162, 1224530), (180, 1102077), (270, 734718), (324, 612265), (405, 489812), (540, 367359), (810, 244906), (1620, 122453)]