1270792000

素因数分解:

$2^6\times 5^3\times {\mathrm{158849}}^1$

素因数の和:158876

約数の個数: 56

約数和(自身を含む): 3147136200

約数和(自身を除く): 1876344200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 800, 1000, 1600, 2000, 4000, 8000, 158849, 317698, 635396, 794245, 1270792, 1588490, 2541584, 3176980, 3971225, 5083168, 6353960, 7942450, 10166336, 12707920, 15884900, 19856125, 25415840, 31769800, 39712250, 50831680, 63539600, 79424500, 127079200, 158849000, 254158400, 317698000, 635396000, 1270792000]

約数ペア:

[(1, 1270792000), (2, 635396000), (4, 317698000), (5, 254158400), (8, 158849000), (10, 127079200), (16, 79424500), (20, 63539600), (25, 50831680), (32, 39712250), (40, 31769800), (50, 25415840), (64, 19856125), (80, 15884900), (100, 12707920), (125, 10166336), (160, 7942450), (200, 6353960), (250, 5083168), (320, 3971225), (400, 3176980), (500, 2541584), (800, 1588490), (1000, 1270792), (1600, 794245), (2000, 635396), (4000, 317698), (8000, 158849)]