261666120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2180551}}^1$

素因数の和:2180565

約数の個数: 32

約数和(自身を含む): 784998720

約数和(自身を除く): 523332600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2180551, 4361102, 6541653, 8722204, 10902755, 13083306, 17444408, 21805510, 26166612, 32708265, 43611020, 52333224, 65416530, 87222040, 130833060, 261666120]

約数ペア:

[(1, 261666120), (2, 130833060), (3, 87222040), (4, 65416530), (5, 52333224), (6, 43611020), (8, 32708265), (10, 26166612), (12, 21805510), (15, 17444408), (20, 13083306), (24, 10902755), (30, 8722204), (40, 6541653), (60, 4361102), (120, 2180551)]