247272780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4121213}}^1$

素因数の和:4121225

約数の個数: 24

約数和(自身を含む): 692363952

約数和(自身を除く): 445091172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4121213, 8242426, 12363639, 16484852, 20606065, 24727278, 41212130, 49454556, 61818195, 82424260, 123636390, 247272780]

約数ペア:

[(1, 247272780), (2, 123636390), (3, 82424260), (4, 61818195), (5, 49454556), (6, 41212130), (10, 24727278), (12, 20606065), (15, 16484852), (20, 12363639), (30, 8242426), (60, 4121213)]