217750779260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{55511}}^1\times {\mathrm{28019}}^1$

素因数の和:83546

約数の個数: 48

約数和(自身を含む): 522629936640

約数和(自身を除く): 304879157380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 28019, 55511, 56038, 111022, 112076, 140095, 196133, 222044, 277555, 280190, 388577, 392266, 555110, 560380, 777154, 784532, 980665, 1110220, 1554308, 1942885, 1961330, 3885770, 3922660, 7771540, 1555362709, 3110725418, 6221450836, 7776813545, 10887538963, 15553627090, 21775077926, 31107254180, 43550155852, 54437694815, 108875389630, 217750779260]

約数ペア:

[(1, 217750779260), (2, 108875389630), (4, 54437694815), (5, 43550155852), (7, 31107254180), (10, 21775077926), (14, 15553627090), (20, 10887538963), (28, 7776813545), (35, 6221450836), (70, 3110725418), (140, 1555362709), (28019, 7771540), (55511, 3922660), (56038, 3885770), (111022, 1961330), (112076, 1942885), (140095, 1554308), (196133, 1110220), (222044, 980665), (277555, 784532), (280190, 777154), (388577, 560380), (392266, 555110)]