159862640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{285469}}^1$

素因数の和:285489

約数の個数: 40

約数和(自身を含む): 424779360

約数和(自身を除く): 264916720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 285469, 570938, 1141876, 1427345, 1998283, 2283752, 2854690, 3996566, 4567504, 5709380, 7993132, 9991415, 11418760, 15986264, 19982830, 22837520, 31972528, 39965660, 79931320, 159862640]

約数ペア:

[(1, 159862640), (2, 79931320), (4, 39965660), (5, 31972528), (7, 22837520), (8, 19982830), (10, 15986264), (14, 11418760), (16, 9991415), (20, 7993132), (28, 5709380), (35, 4567504), (40, 3996566), (56, 2854690), (70, 2283752), (80, 1998283), (112, 1427345), (140, 1141876), (280, 570938), (560, 285469)]