205212960

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{709}}^1$

素因数の和:800

約数の個数: 192

約数和(自身を含む): 729993600

約数和(自身を除く): 524780640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 67, 72, 80, 90, 96, 108, 120, 134, 135, 144, 160, 180, 201, 216, 240, 268, 270, 288, 335, 360, 402, 432, 480, 536, 540, 603, 670, 709, 720, 804, 864, 1005, 1072, 1080, 1206, 1340, 1418, 1440, 1608, 1809, 2010, 2127, 2144, 2160, 2412, 2680, 2836, 3015, 3216, 3545, 3618, 4020, 4254, 4320, 4824, 5360, 5672, 6030, 6381, 6432, 7090, 7236, 8040, 8508, 9045, 9648, 10635, 10720, 11344, 12060, 12762, 14180, 14472, 16080, 17016, 18090, 19143, 19296, 21270, 22688, 24120, 25524, 28360, 28944, 31905, 32160, 34032, 36180, 38286, 42540, 47503, 48240, 51048, 56720, 57888, 63810, 68064, 72360, 76572, 85080, 95006, 95715, 96480, 102096, 113440, 127620, 142509, 144720, 153144, 170160, 190012, 191430, 204192, 237515, 255240, 285018, 289440, 306288, 340320, 380024, 382860, 427527, 475030, 510480, 570036, 612576, 712545, 760048, 765720, 855054, 950060, 1020960, 1140072, 1282581, 1425090, 1520096, 1531440, 1710108, 1900120, 2137635, 2280144, 2565162, 2850180, 3062880, 3420216, 3800240, 4275270, 4560288, 5130324, 5700360, 6412905, 6840432, 7600480, 8550540, 10260648, 11400720, 12825810, 13680864, 17101080, 20521296, 22801440, 25651620, 34202160, 41042592, 51303240, 68404320, 102606480, 205212960]

約数ペア:

[(1, 205212960), (2, 102606480), (3, 68404320), (4, 51303240), (5, 41042592), (6, 34202160), (8, 25651620), (9, 22801440), (10, 20521296), (12, 17101080), (15, 13680864), (16, 12825810), (18, 11400720), (20, 10260648), (24, 8550540), (27, 7600480), (30, 6840432), (32, 6412905), (36, 5700360), (40, 5130324), (45, 4560288), (48, 4275270), (54, 3800240), (60, 3420216), (67, 3062880), (72, 2850180), (80, 2565162), (90, 2280144), (96, 2137635), (108, 1900120), (120, 1710108), (134, 1531440), (135, 1520096), (144, 1425090), (160, 1282581), (180, 1140072), (201, 1020960), (216, 950060), (240, 855054), (268, 765720), (270, 760048), (288, 712545), (335, 612576), (360, 570036), (402, 510480), (432, 475030), (480, 427527), (536, 382860), (540, 380024), (603, 340320), (670, 306288), (709, 289440), (720, 285018), (804, 255240), (864, 237515), (1005, 204192), (1072, 191430), (1080, 190012), (1206, 170160), (1340, 153144), (1418, 144720), (1440, 142509), (1608, 127620), (1809, 113440), (2010, 102096), (2127, 96480), (2144, 95715), (2160, 95006), (2412, 85080), (2680, 76572), (2836, 72360), (3015, 68064), (3216, 63810), (3545, 57888), (3618, 56720), (4020, 51048), (4254, 48240), (4320, 47503), (4824, 42540), (5360, 38286), (5672, 36180), (6030, 34032), (6381, 32160), (6432, 31905), (7090, 28944), (7236, 28360), (8040, 25524), (8508, 24120), (9045, 22688), (9648, 21270), (10635, 19296), (10720, 19143), (11344, 18090), (12060, 17016), (12762, 16080), (14180, 14472)]