81288780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1354813}}^1$

素因数の和:1354825

約数の個数: 24

約数和(自身を含む): 227608752

約数和(自身を除く): 146319972

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1354813, 2709626, 4064439, 5419252, 6774065, 8128878, 13548130, 16257756, 20322195, 27096260, 40644390, 81288780]

約数ペア:

[(1, 81288780), (2, 40644390), (3, 27096260), (4, 20322195), (5, 16257756), (6, 13548130), (10, 8128878), (12, 6774065), (15, 5419252), (20, 4064439), (30, 2709626), (60, 1354813)]