172294640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{307669}}^1$

素因数の和:307689

約数の個数: 40

約数和(自身を含む): 457812960

約数和(自身を除く): 285518320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 307669, 615338, 1230676, 1538345, 2153683, 2461352, 3076690, 4307366, 4922704, 6153380, 8614732, 10768415, 12306760, 17229464, 21536830, 24613520, 34458928, 43073660, 86147320, 172294640]

約数ペア:

[(1, 172294640), (2, 86147320), (4, 43073660), (5, 34458928), (7, 24613520), (8, 21536830), (10, 17229464), (14, 12306760), (16, 10768415), (20, 8614732), (28, 6153380), (35, 4922704), (40, 4307366), (56, 3076690), (70, 2461352), (80, 2153683), (112, 1538345), (140, 1230676), (280, 615338), (560, 307669)]