139968320

素因数分解:

$2^6\times 5^1\times {\mathrm{437401}}^1$

素因数の和:437418

約数の個数: 28

約数和(自身を含む): 333300324

約数和(自身を除く): 193332004

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 437401, 874802, 1749604, 2187005, 3499208, 4374010, 6998416, 8748020, 13996832, 17496040, 27993664, 34992080, 69984160, 139968320]

約数ペア:

[(1, 139968320), (2, 69984160), (4, 34992080), (5, 27993664), (8, 17496040), (10, 13996832), (16, 8748020), (20, 6998416), (32, 4374010), (40, 3499208), (64, 2187005), (80, 1749604), (160, 874802), (320, 437401)]