81609240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{680077}}^1$

素因数の和:680091

約数の個数: 32

約数和(自身を含む): 244828080

約数和(自身を除く): 163218840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 680077, 1360154, 2040231, 2720308, 3400385, 4080462, 5440616, 6800770, 8160924, 10201155, 13601540, 16321848, 20402310, 27203080, 40804620, 81609240]

約数ペア:

[(1, 81609240), (2, 40804620), (3, 27203080), (4, 20402310), (5, 16321848), (6, 13601540), (8, 10201155), (10, 8160924), (12, 6800770), (15, 5440616), (20, 4080462), (24, 3400385), (30, 2720308), (40, 2040231), (60, 1360154), (120, 680077)]