79728360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{664403}}^1$

素因数の和:664417

約数の個数: 32

約数和(自身を含む): 239185440

約数和(自身を除く): 159457080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 664403, 1328806, 1993209, 2657612, 3322015, 3986418, 5315224, 6644030, 7972836, 9966045, 13288060, 15945672, 19932090, 26576120, 39864180, 79728360]

約数ペア:

[(1, 79728360), (2, 39864180), (3, 26576120), (4, 19932090), (5, 15945672), (6, 13288060), (8, 9966045), (10, 7972836), (12, 6644030), (15, 5315224), (20, 3986418), (24, 3322015), (30, 2657612), (40, 1993209), (60, 1328806), (120, 664403)]