210085960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{17449}}^1$

素因数の和:17510

約数の個数: 64

約数和(自身を含む): 552816000

約数和(自身を除く): 342730040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 215, 280, 301, 344, 430, 602, 860, 1204, 1505, 1720, 2408, 3010, 6020, 12040, 17449, 34898, 69796, 87245, 122143, 139592, 174490, 244286, 348980, 488572, 610715, 697960, 750307, 977144, 1221430, 1500614, 2442860, 3001228, 3751535, 4885720, 5252149, 6002456, 7503070, 10504298, 15006140, 21008596, 26260745, 30012280, 42017192, 52521490, 105042980, 210085960]

約数ペア:

[(1, 210085960), (2, 105042980), (4, 52521490), (5, 42017192), (7, 30012280), (8, 26260745), (10, 21008596), (14, 15006140), (20, 10504298), (28, 7503070), (35, 6002456), (40, 5252149), (43, 4885720), (56, 3751535), (70, 3001228), (86, 2442860), (140, 1500614), (172, 1221430), (215, 977144), (280, 750307), (301, 697960), (344, 610715), (430, 488572), (602, 348980), (860, 244286), (1204, 174490), (1505, 139592), (1720, 122143), (2408, 87245), (3010, 69796), (6020, 34898), (12040, 17449)]