67680320

素因数分解:

$2^6\times 5^1\times {\mathrm{211501}}^1$

素因数の和:211518

約数の個数: 28

約数和(自身を含む): 161164524

約数和(自身を除く): 93484204

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 211501, 423002, 846004, 1057505, 1692008, 2115010, 3384016, 4230020, 6768032, 8460040, 13536064, 16920080, 33840160, 67680320]

約数ペア:

[(1, 67680320), (2, 33840160), (4, 16920080), (5, 13536064), (8, 8460040), (10, 6768032), (16, 4230020), (20, 3384016), (32, 2115010), (40, 1692008), (64, 1057505), (80, 846004), (160, 423002), (320, 211501)]