199445120

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{44519}}^1$

素因数の和:44545

約数の個数: 64

約数和(自身を含む): 544924800

約数和(自身を除く): 345479680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 44519, 89038, 178076, 222595, 311633, 356152, 445190, 623266, 712304, 890380, 1246532, 1424608, 1558165, 1780760, 2493064, 2849216, 3116330, 3561520, 4986128, 5698432, 6232660, 7123040, 9972256, 12465320, 14246080, 19944512, 24930640, 28492160, 39889024, 49861280, 99722560, 199445120]

約数ペア:

[(1, 199445120), (2, 99722560), (4, 49861280), (5, 39889024), (7, 28492160), (8, 24930640), (10, 19944512), (14, 14246080), (16, 12465320), (20, 9972256), (28, 7123040), (32, 6232660), (35, 5698432), (40, 4986128), (56, 3561520), (64, 3116330), (70, 2849216), (80, 2493064), (112, 1780760), (128, 1558165), (140, 1424608), (160, 1246532), (224, 890380), (280, 712304), (320, 623266), (448, 445190), (560, 356152), (640, 311633), (896, 222595), (1120, 178076), (2240, 89038), (4480, 44519)]