303920120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1085429}}^1$

素因数の和:1085447

約数の個数: 32

約数和(自身を含む): 781509600

約数和(自身を除く): 477589480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1085429, 2170858, 4341716, 5427145, 7598003, 8683432, 10854290, 15196006, 21708580, 30392012, 37990015, 43417160, 60784024, 75980030, 151960060, 303920120]

約数ペア:

[(1, 303920120), (2, 151960060), (4, 75980030), (5, 60784024), (7, 43417160), (8, 37990015), (10, 30392012), (14, 21708580), (20, 15196006), (28, 10854290), (35, 8683432), (40, 7598003), (56, 5427145), (70, 4341716), (140, 2170858), (280, 1085429)]