159729920

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17827}}^1$

素因数の和:17855

約数の個数: 72

約数和(自身を含む): 437285184

約数和(自身を除く): 277555264

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, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 17827, 35654, 71308, 89135, 124789, 142616, 178270, 249578, 285232, 356540, 499156, 570464, 623945, 713080, 998312, 1140928, 1247890, 1426160, 1996624, 2281856, 2495780, 2852320, 3993248, 4563712, 4991560, 5704640, 7986496, 9983120, 11409280, 15972992, 19966240, 22818560, 31945984, 39932480, 79864960, 159729920]

約数ペア:

[(1, 159729920), (2, 79864960), (4, 39932480), (5, 31945984), (7, 22818560), (8, 19966240), (10, 15972992), (14, 11409280), (16, 9983120), (20, 7986496), (28, 5704640), (32, 4991560), (35, 4563712), (40, 3993248), (56, 2852320), (64, 2495780), (70, 2281856), (80, 1996624), (112, 1426160), (128, 1247890), (140, 1140928), (160, 998312), (224, 713080), (256, 623945), (280, 570464), (320, 499156), (448, 356540), (560, 285232), (640, 249578), (896, 178270), (1120, 142616), (1280, 124789), (1792, 89135), (2240, 71308), (4480, 35654), (8960, 17827)]