81762540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1362709}}^1$

素因数の和:1362721

約数の個数: 24

約数和(自身を含む): 228935280

約数和(自身を除く): 147172740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1362709, 2725418, 4088127, 5450836, 6813545, 8176254, 13627090, 16352508, 20440635, 27254180, 40881270, 81762540]

約数ペア:

[(1, 81762540), (2, 40881270), (3, 27254180), (4, 20440635), (5, 16352508), (6, 13627090), (10, 8176254), (12, 6813545), (15, 5450836), (20, 4088127), (30, 2725418), (60, 1362709)]