248702080

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{35327}}^1$

素因数の和:35357

約数の個数: 64

約数和(自身を含む): 648622080

約数和(自身を除く): 399920000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 35327, 70654, 141308, 176635, 282616, 353270, 388597, 565232, 706540, 777194, 1130464, 1413080, 1554388, 1942985, 2260928, 2826160, 3108776, 3885970, 4521856, 5652320, 6217552, 7771940, 11304640, 12435104, 15543880, 22609280, 24870208, 31087760, 49740416, 62175520, 124351040, 248702080]

約数ペア:

[(1, 248702080), (2, 124351040), (4, 62175520), (5, 49740416), (8, 31087760), (10, 24870208), (11, 22609280), (16, 15543880), (20, 12435104), (22, 11304640), (32, 7771940), (40, 6217552), (44, 5652320), (55, 4521856), (64, 3885970), (80, 3108776), (88, 2826160), (110, 2260928), (128, 1942985), (160, 1554388), (176, 1413080), (220, 1130464), (320, 777194), (352, 706540), (440, 565232), (640, 388597), (704, 353270), (880, 282616), (1408, 176635), (1760, 141308), (3520, 70654), (7040, 35327)]