77187720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{643231}}^1$

素因数の和:643245

約数の個数: 32

約数和(自身を含む): 231563520

約数和(自身を除く): 154375800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 643231, 1286462, 1929693, 2572924, 3216155, 3859386, 5145848, 6432310, 7718772, 9648465, 12864620, 15437544, 19296930, 25729240, 38593860, 77187720]

約数ペア:

[(1, 77187720), (2, 38593860), (3, 25729240), (4, 19296930), (5, 15437544), (6, 12864620), (8, 9648465), (10, 7718772), (12, 6432310), (15, 5145848), (20, 3859386), (24, 3216155), (30, 2572924), (40, 1929693), (60, 1286462), (120, 643231)]