208545960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1223}}^1$

素因数の和:1280

約数の個数: 192

約数和(自身を含む): 753494400

約数和(自身を除く): 544948440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 35, 40, 42, 49, 56, 58, 60, 70, 84, 87, 98, 105, 116, 120, 140, 145, 147, 168, 174, 196, 203, 210, 232, 245, 280, 290, 294, 348, 392, 406, 420, 435, 490, 580, 588, 609, 696, 735, 812, 840, 870, 980, 1015, 1160, 1176, 1218, 1223, 1421, 1470, 1624, 1740, 1960, 2030, 2436, 2446, 2842, 2940, 3045, 3480, 3669, 4060, 4263, 4872, 4892, 5684, 5880, 6090, 6115, 7105, 7338, 8120, 8526, 8561, 9784, 11368, 12180, 12230, 14210, 14676, 17052, 17122, 18345, 21315, 24360, 24460, 25683, 28420, 29352, 34104, 34244, 35467, 36690, 42630, 42805, 48920, 51366, 56840, 59927, 68488, 70934, 73380, 85260, 85610, 102732, 106401, 119854, 128415, 141868, 146760, 170520, 171220, 177335, 179781, 205464, 212802, 239708, 248269, 256830, 283736, 299635, 342440, 354670, 359562, 425604, 479416, 496538, 513660, 532005, 599270, 709340, 719124, 744807, 851208, 898905, 993076, 1027320, 1064010, 1198540, 1241345, 1418680, 1438248, 1489614, 1737883, 1797810, 1986152, 2128020, 2397080, 2482690, 2979228, 3475766, 3595620, 3724035, 4256040, 4965380, 5213649, 5958456, 6951532, 7191240, 7448070, 8689415, 9930760, 10427298, 13903064, 14896140, 17378830, 20854596, 26068245, 29792280, 34757660, 41709192, 52136490, 69515320, 104272980, 208545960]

約数ペア:

[(1, 208545960), (2, 104272980), (3, 69515320), (4, 52136490), (5, 41709192), (6, 34757660), (7, 29792280), (8, 26068245), (10, 20854596), (12, 17378830), (14, 14896140), (15, 13903064), (20, 10427298), (21, 9930760), (24, 8689415), (28, 7448070), (29, 7191240), (30, 6951532), (35, 5958456), (40, 5213649), (42, 4965380), (49, 4256040), (56, 3724035), (58, 3595620), (60, 3475766), (70, 2979228), (84, 2482690), (87, 2397080), (98, 2128020), (105, 1986152), (116, 1797810), (120, 1737883), (140, 1489614), (145, 1438248), (147, 1418680), (168, 1241345), (174, 1198540), (196, 1064010), (203, 1027320), (210, 993076), (232, 898905), (245, 851208), (280, 744807), (290, 719124), (294, 709340), (348, 599270), (392, 532005), (406, 513660), (420, 496538), (435, 479416), (490, 425604), (580, 359562), (588, 354670), (609, 342440), (696, 299635), (735, 283736), (812, 256830), (840, 248269), (870, 239708), (980, 212802), (1015, 205464), (1160, 179781), (1176, 177335), (1218, 171220), (1223, 170520), (1421, 146760), (1470, 141868), (1624, 128415), (1740, 119854), (1960, 106401), (2030, 102732), (2436, 85610), (2446, 85260), (2842, 73380), (2940, 70934), (3045, 68488), (3480, 59927), (3669, 56840), (4060, 51366), (4263, 48920), (4872, 42805), (4892, 42630), (5684, 36690), (5880, 35467), (6090, 34244), (6115, 34104), (7105, 29352), (7338, 28420), (8120, 25683), (8526, 24460), (8561, 24360), (9784, 21315), (11368, 18345), (12180, 17122), (12230, 17052), (14210, 14676)]