1282860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{7127}}^1$

素因数の和:7142

約数の個数: 36

約数和(自身を含む): 3891888

約数和(自身を除く): 2609028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 7127, 14254, 21381, 28508, 35635, 42762, 64143, 71270, 85524, 106905, 128286, 142540, 213810, 256572, 320715, 427620, 641430, 1282860]

約数ペア:

[(1, 1282860), (2, 641430), (3, 427620), (4, 320715), (5, 256572), (6, 213810), (9, 142540), (10, 128286), (12, 106905), (15, 85524), (18, 71270), (20, 64143), (30, 42762), (36, 35635), (45, 28508), (60, 21381), (90, 14254), (180, 7127)]