171288880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{305873}}^1$

素因数の和:305893

約数の個数: 40

約数和(自身を含む): 455140512

約数和(自身を除く): 283851632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 305873, 611746, 1223492, 1529365, 2141111, 2446984, 3058730, 4282222, 4893968, 6117460, 8564444, 10705555, 12234920, 17128888, 21411110, 24469840, 34257776, 42822220, 85644440, 171288880]

約数ペア:

[(1, 171288880), (2, 85644440), (4, 42822220), (5, 34257776), (7, 24469840), (8, 21411110), (10, 17128888), (14, 12234920), (16, 10705555), (20, 8564444), (28, 6117460), (35, 4893968), (40, 4282222), (56, 3058730), (70, 2446984), (80, 2141111), (112, 1529365), (140, 1223492), (280, 611746), (560, 305873)]