77968680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{649739}}^1$

素因数の和:649753

約数の個数: 32

約数和(自身を含む): 233906400

約数和(自身を除く): 155937720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 649739, 1299478, 1949217, 2598956, 3248695, 3898434, 5197912, 6497390, 7796868, 9746085, 12994780, 15593736, 19492170, 25989560, 38984340, 77968680]

約数ペア:

[(1, 77968680), (2, 38984340), (3, 25989560), (4, 19492170), (5, 15593736), (6, 12994780), (8, 9746085), (10, 7796868), (12, 6497390), (15, 5197912), (20, 3898434), (24, 3248695), (30, 2598956), (40, 1949217), (60, 1299478), (120, 649739)]