81276180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1354603}}^1$

素因数の和:1354615

約数の個数: 24

約数和(自身を含む): 227573472

約数和(自身を除く): 146297292

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1354603, 2709206, 4063809, 5418412, 6773015, 8127618, 13546030, 16255236, 20319045, 27092060, 40638090, 81276180]

約数ペア:

[(1, 81276180), (2, 40638090), (3, 27092060), (4, 20319045), (5, 16255236), (6, 13546030), (10, 8127618), (12, 6773015), (15, 5418412), (20, 4063809), (30, 2709206), (60, 1354603)]