135360640

素因数分解:

$2^7\times 5^1\times {\mathrm{211501}}^1$

素因数の和:211520

約数の個数: 32

約数和(自身を含む): 323598060

約数和(自身を除く): 188237420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 211501, 423002, 846004, 1057505, 1692008, 2115010, 3384016, 4230020, 6768032, 8460040, 13536064, 16920080, 27072128, 33840160, 67680320, 135360640]

約数ペア:

[(1, 135360640), (2, 67680320), (4, 33840160), (5, 27072128), (8, 16920080), (10, 13536064), (16, 8460040), (20, 6768032), (32, 4230020), (40, 3384016), (64, 2115010), (80, 1692008), (128, 1057505), (160, 846004), (320, 423002), (640, 211501)]