123344820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{685249}}^1$

素因数の和:685264

約数の個数: 36

約数和(自身を含む): 374146500

約数和(自身を除く): 250801680

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 685249, 1370498, 2055747, 2740996, 3426245, 4111494, 6167241, 6852490, 8222988, 10278735, 12334482, 13704980, 20557470, 24668964, 30836205, 41114940, 61672410, 123344820]

約数ペア:

[(1, 123344820), (2, 61672410), (3, 41114940), (4, 30836205), (5, 24668964), (6, 20557470), (9, 13704980), (10, 12334482), (12, 10278735), (15, 8222988), (18, 6852490), (20, 6167241), (30, 4111494), (36, 3426245), (45, 2740996), (60, 2055747), (90, 1370498), (180, 685249)]