206771280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{861547}}^1$

素因数の和:861563

約数の個数: 40

約数和(自身を含む): 640991712

約数和(自身を除く): 434220432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 861547, 1723094, 2584641, 3446188, 4307735, 5169282, 6892376, 8615470, 10338564, 12923205, 13784752, 17230940, 20677128, 25846410, 34461880, 41354256, 51692820, 68923760, 103385640, 206771280]

約数ペア:

[(1, 206771280), (2, 103385640), (3, 68923760), (4, 51692820), (5, 41354256), (6, 34461880), (8, 25846410), (10, 20677128), (12, 17230940), (15, 13784752), (16, 12923205), (20, 10338564), (24, 8615470), (30, 6892376), (40, 5169282), (48, 4307735), (60, 3446188), (80, 2584641), (120, 1723094), (240, 861547)]