77210520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{643421}}^1$

素因数の和:643435

約数の個数: 32

約数和(自身を含む): 231631920

約数和(自身を除く): 154421400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 643421, 1286842, 1930263, 2573684, 3217105, 3860526, 5147368, 6434210, 7721052, 9651315, 12868420, 15442104, 19302630, 25736840, 38605260, 77210520]

約数ペア:

[(1, 77210520), (2, 38605260), (3, 25736840), (4, 19302630), (5, 15442104), (6, 12868420), (8, 9651315), (10, 7721052), (12, 6434210), (15, 5147368), (20, 3860526), (24, 3217105), (30, 2573684), (40, 1930263), (60, 1286842), (120, 643421)]