64545240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{537877}}^1$

素因数の和:537891

約数の個数: 32

約数和(自身を含む): 193636080

約数和(自身を除く): 129090840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 537877, 1075754, 1613631, 2151508, 2689385, 3227262, 4303016, 5378770, 6454524, 8068155, 10757540, 12909048, 16136310, 21515080, 32272620, 64545240]

約数ペア:

[(1, 64545240), (2, 32272620), (3, 21515080), (4, 16136310), (5, 12909048), (6, 10757540), (8, 8068155), (10, 6454524), (12, 5378770), (15, 4303016), (20, 3227262), (24, 2689385), (30, 2151508), (40, 1613631), (60, 1075754), (120, 537877)]