64577640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{538147}}^1$

素因数の和:538161

約数の個数: 32

約数和(自身を含む): 193733280

約数和(自身を除く): 129155640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 538147, 1076294, 1614441, 2152588, 2690735, 3228882, 4305176, 5381470, 6457764, 8072205, 10762940, 12915528, 16144410, 21525880, 32288820, 64577640]

約数ペア:

[(1, 64577640), (2, 32288820), (3, 21525880), (4, 16144410), (5, 12915528), (6, 10762940), (8, 8072205), (10, 6457764), (12, 5381470), (15, 4305176), (20, 3228882), (24, 2690735), (30, 2152588), (40, 1614441), (60, 1076294), (120, 538147)]