199429920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{138493}}^1$

素因数の和:138514

約数の個数: 72

約数和(自身を含む): 680559516

約数和(自身を除く): 481129596

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 138493, 276986, 415479, 553972, 692465, 830958, 1107944, 1246437, 1384930, 1661916, 2077395, 2215888, 2492874, 2769860, 3323832, 4154790, 4431776, 4985748, 5539720, 6232185, 6647664, 8309580, 9971496, 11079440, 12464370, 13295328, 16619160, 19942992, 22158880, 24928740, 33238320, 39885984, 49857480, 66476640, 99714960, 199429920]

約数ペア:

[(1, 199429920), (2, 99714960), (3, 66476640), (4, 49857480), (5, 39885984), (6, 33238320), (8, 24928740), (9, 22158880), (10, 19942992), (12, 16619160), (15, 13295328), (16, 12464370), (18, 11079440), (20, 9971496), (24, 8309580), (30, 6647664), (32, 6232185), (36, 5539720), (40, 4985748), (45, 4431776), (48, 4154790), (60, 3323832), (72, 2769860), (80, 2492874), (90, 2215888), (96, 2077395), (120, 1661916), (144, 1384930), (160, 1246437), (180, 1107944), (240, 830958), (288, 692465), (360, 553972), (480, 415479), (720, 276986), (1440, 138493)]