1680296000

素因数分解:

$2^6\times 5^3\times {\mathrm{210037}}^1$

素因数の和:210064

約数の個数: 56

約数和(自身を含む): 4161272856

約数和(自身を除く): 2480976856

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, 210037, 420074, 840148, 1050185, 1680296, 2100370, 3360592, 4200740, 5250925, 6721184, 8401480, 10501850, 13442368, 16802960, 21003700, 26254625, 33605920, 42007400, 52509250, 67211840, 84014800, 105018500, 168029600, 210037000, 336059200, 420074000, 840148000, 1680296000]

約数ペア:

[(1, 1680296000), (2, 840148000), (4, 420074000), (5, 336059200), (8, 210037000), (10, 168029600), (16, 105018500), (20, 84014800), (25, 67211840), (32, 52509250), (40, 42007400), (50, 33605920), (64, 26254625), (80, 21003700), (100, 16802960), (125, 13442368), (160, 10501850), (200, 8401480), (250, 6721184), (320, 5250925), (400, 4200740), (500, 3360592), (800, 2100370), (1000, 1680296), (1600, 1050185), (2000, 840148), (4000, 420074), (8000, 210037)]