199439820

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{13679}}^1$

素因数の和:13706

約数の個数: 84

約数和(自身を含む): 627994080

約数和(自身を除く): 428554260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 729, 810, 972, 1215, 1458, 1620, 2430, 2916, 3645, 4860, 7290, 13679, 14580, 27358, 41037, 54716, 68395, 82074, 123111, 136790, 164148, 205185, 246222, 273580, 369333, 410370, 492444, 615555, 738666, 820740, 1107999, 1231110, 1477332, 1846665, 2215998, 2462220, 3323997, 3693330, 4431996, 5539995, 6647994, 7386660, 9971991, 11079990, 13295988, 16619985, 19943982, 22159980, 33239970, 39887964, 49859955, 66479940, 99719910, 199439820]

約数ペア:

[(1, 199439820), (2, 99719910), (3, 66479940), (4, 49859955), (5, 39887964), (6, 33239970), (9, 22159980), (10, 19943982), (12, 16619985), (15, 13295988), (18, 11079990), (20, 9971991), (27, 7386660), (30, 6647994), (36, 5539995), (45, 4431996), (54, 3693330), (60, 3323997), (81, 2462220), (90, 2215998), (108, 1846665), (135, 1477332), (162, 1231110), (180, 1107999), (243, 820740), (270, 738666), (324, 615555), (405, 492444), (486, 410370), (540, 369333), (729, 273580), (810, 246222), (972, 205185), (1215, 164148), (1458, 136790), (1620, 123111), (2430, 82074), (2916, 68395), (3645, 54716), (4860, 41037), (7290, 27358), (13679, 14580)]