147486640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{263369}}^1$

素因数の和:263389

約数の個数: 40

約数和(自身を含む): 391894560

約数和(自身を除く): 244407920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 263369, 526738, 1053476, 1316845, 1843583, 2106952, 2633690, 3687166, 4213904, 5267380, 7374332, 9217915, 10534760, 14748664, 18435830, 21069520, 29497328, 36871660, 73743320, 147486640]

約数ペア:

[(1, 147486640), (2, 73743320), (4, 36871660), (5, 29497328), (7, 21069520), (8, 18435830), (10, 14748664), (14, 10534760), (16, 9217915), (20, 7374332), (28, 5267380), (35, 4213904), (40, 3687166), (56, 2633690), (70, 2106952), (80, 1843583), (112, 1316845), (140, 1053476), (280, 526738), (560, 263369)]