157411920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{655883}}^1$

素因数の和:655899

約数の個数: 40

約数和(自身を含む): 487977696

約数和(自身を除く): 330565776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 655883, 1311766, 1967649, 2623532, 3279415, 3935298, 5247064, 6558830, 7870596, 9838245, 10494128, 13117660, 15741192, 19676490, 26235320, 31482384, 39352980, 52470640, 78705960, 157411920]

約数ペア:

[(1, 157411920), (2, 78705960), (3, 52470640), (4, 39352980), (5, 31482384), (6, 26235320), (8, 19676490), (10, 15741192), (12, 13117660), (15, 10494128), (16, 9838245), (20, 7870596), (24, 6558830), (30, 5247064), (40, 3935298), (48, 3279415), (60, 2623532), (80, 1967649), (120, 1311766), (240, 655883)]