127379840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{28433}}^1$

素因数の和:28459

約数の個数: 64

約数和(自身を含む): 348032160

約数和(自身を除く): 220652320

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, 28433, 56866, 113732, 142165, 199031, 227464, 284330, 398062, 454928, 568660, 796124, 909856, 995155, 1137320, 1592248, 1819712, 1990310, 2274640, 3184496, 3639424, 3980620, 4549280, 6368992, 7961240, 9098560, 12737984, 15922480, 18197120, 25475968, 31844960, 63689920, 127379840]

約数ペア:

[(1, 127379840), (2, 63689920), (4, 31844960), (5, 25475968), (7, 18197120), (8, 15922480), (10, 12737984), (14, 9098560), (16, 7961240), (20, 6368992), (28, 4549280), (32, 3980620), (35, 3639424), (40, 3184496), (56, 2274640), (64, 1990310), (70, 1819712), (80, 1592248), (112, 1137320), (128, 995155), (140, 909856), (160, 796124), (224, 568660), (280, 454928), (320, 398062), (448, 284330), (560, 227464), (640, 199031), (896, 142165), (1120, 113732), (2240, 56866), (4480, 28433)]