77191980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1286533}}^1$

素因数の和:1286545

約数の個数: 24

約数和(自身を含む): 216137712

約数和(自身を除く): 138945732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1286533, 2573066, 3859599, 5146132, 6432665, 7719198, 12865330, 15438396, 19297995, 25730660, 38595990, 77191980]

約数ペア:

[(1, 77191980), (2, 38595990), (3, 25730660), (4, 19297995), (5, 15438396), (6, 12865330), (10, 7719198), (12, 6432665), (15, 5146132), (20, 3859599), (30, 2573066), (60, 1286533)]