20180959800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{409}}^1\times {\mathrm{82237}}^1$

素因数の和:82665

約数の個数: 96

約数和(自身を含む): 62714698800

約数和(自身を除く): 42533739000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 300, 409, 600, 818, 1227, 1636, 2045, 2454, 3272, 4090, 4908, 6135, 8180, 9816, 10225, 12270, 16360, 20450, 24540, 30675, 40900, 49080, 61350, 81800, 82237, 122700, 164474, 245400, 246711, 328948, 411185, 493422, 657896, 822370, 986844, 1233555, 1644740, 1973688, 2055925, 2467110, 3289480, 4111850, 4934220, 6167775, 8223700, 9868440, 12335550, 16447400, 24671100, 33634933, 49342200, 67269866, 100904799, 134539732, 168174665, 201809598, 269079464, 336349330, 403619196, 504523995, 672698660, 807238392, 840873325, 1009047990, 1345397320, 1681746650, 2018095980, 2522619975, 3363493300, 4036191960, 5045239950, 6726986600, 10090479900, 20180959800]

約数ペア:

[(1, 20180959800), (2, 10090479900), (3, 6726986600), (4, 5045239950), (5, 4036191960), (6, 3363493300), (8, 2522619975), (10, 2018095980), (12, 1681746650), (15, 1345397320), (20, 1009047990), (24, 840873325), (25, 807238392), (30, 672698660), (40, 504523995), (50, 403619196), (60, 336349330), (75, 269079464), (100, 201809598), (120, 168174665), (150, 134539732), (200, 100904799), (300, 67269866), (409, 49342200), (600, 33634933), (818, 24671100), (1227, 16447400), (1636, 12335550), (2045, 9868440), (2454, 8223700), (3272, 6167775), (4090, 4934220), (4908, 4111850), (6135, 3289480), (8180, 2467110), (9816, 2055925), (10225, 1973688), (12270, 1644740), (16360, 1233555), (20450, 986844), (24540, 822370), (30675, 657896), (40900, 493422), (49080, 411185), (61350, 328948), (81800, 246711), (82237, 245400), (122700, 164474)]