78705960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{655883}}^1$

素因数の和:655897

約数の個数: 32

約数和(自身を含む): 236118240

約数和(自身を除く): 157412280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 655883, 1311766, 1967649, 2623532, 3279415, 3935298, 5247064, 6558830, 7870596, 9838245, 13117660, 15741192, 19676490, 26235320, 39352980, 78705960]

約数ペア:

[(1, 78705960), (2, 39352980), (3, 26235320), (4, 19676490), (5, 15741192), (6, 13117660), (8, 9838245), (10, 7870596), (12, 6558830), (15, 5247064), (20, 3935298), (24, 3279415), (30, 2623532), (40, 1967649), (60, 1311766), (120, 655883)]