219968820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1222049}}^1$

素因数の和:1222064

約数の個数: 36

約数和(自身を含む): 667239300

約数和(自身を除く): 447270480

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1222049, 2444098, 3666147, 4888196, 6110245, 7332294, 10998441, 12220490, 14664588, 18330735, 21996882, 24440980, 36661470, 43993764, 54992205, 73322940, 109984410, 219968820]

約数ペア:

[(1, 219968820), (2, 109984410), (3, 73322940), (4, 54992205), (5, 43993764), (6, 36661470), (9, 24440980), (10, 21996882), (12, 18330735), (15, 14664588), (18, 12220490), (20, 10998441), (30, 7332294), (36, 6110245), (45, 4888196), (60, 3666147), (90, 2444098), (180, 1222049)]