249214000

素因数分解:

$2^4\times 5^3\times 7^2\times {\mathrm{2543}}^1$

素因数の和:2580

約数の個数: 120

約数和(自身を含む): 701258688

約数和(自身を除く): 452044688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 125, 140, 175, 196, 200, 245, 250, 280, 350, 392, 400, 490, 500, 560, 700, 784, 875, 980, 1000, 1225, 1400, 1750, 1960, 2000, 2450, 2543, 2800, 3500, 3920, 4900, 5086, 6125, 7000, 9800, 10172, 12250, 12715, 14000, 17801, 19600, 20344, 24500, 25430, 35602, 40688, 49000, 50860, 63575, 71204, 89005, 98000, 101720, 124607, 127150, 142408, 178010, 203440, 249214, 254300, 284816, 317875, 356020, 445025, 498428, 508600, 623035, 635750, 712040, 890050, 996856, 1017200, 1246070, 1271500, 1424080, 1780100, 1993712, 2225125, 2492140, 2543000, 3115175, 3560200, 4450250, 4984280, 5086000, 6230350, 7120400, 8900500, 9968560, 12460700, 15575875, 17801000, 24921400, 31151750, 35602000, 49842800, 62303500, 124607000, 249214000]

約数ペア:

[(1, 249214000), (2, 124607000), (4, 62303500), (5, 49842800), (7, 35602000), (8, 31151750), (10, 24921400), (14, 17801000), (16, 15575875), (20, 12460700), (25, 9968560), (28, 8900500), (35, 7120400), (40, 6230350), (49, 5086000), (50, 4984280), (56, 4450250), (70, 3560200), (80, 3115175), (98, 2543000), (100, 2492140), (112, 2225125), (125, 1993712), (140, 1780100), (175, 1424080), (196, 1271500), (200, 1246070), (245, 1017200), (250, 996856), (280, 890050), (350, 712040), (392, 635750), (400, 623035), (490, 508600), (500, 498428), (560, 445025), (700, 356020), (784, 317875), (875, 284816), (980, 254300), (1000, 249214), (1225, 203440), (1400, 178010), (1750, 142408), (1960, 127150), (2000, 124607), (2450, 101720), (2543, 98000), (2800, 89005), (3500, 71204), (3920, 63575), (4900, 50860), (5086, 49000), (6125, 40688), (7000, 35602), (9800, 25430), (10172, 24500), (12250, 20344), (12715, 19600), (14000, 17801)]