261117080

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{1049}}^1$

素因数の和:1201

約数の個数: 96

約数和(自身を含む): 689472000

約数和(自身を除く): 428354920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 127, 140, 196, 245, 254, 280, 392, 490, 508, 635, 889, 980, 1016, 1049, 1270, 1778, 1960, 2098, 2540, 3556, 4196, 4445, 5080, 5245, 6223, 7112, 7343, 8392, 8890, 10490, 12446, 14686, 17780, 20980, 24892, 29372, 31115, 35560, 36715, 41960, 49784, 51401, 58744, 62230, 73430, 102802, 124460, 133223, 146860, 205604, 248920, 257005, 266446, 293720, 411208, 514010, 532892, 666115, 932561, 1028020, 1065784, 1332230, 1865122, 2056040, 2664460, 3730244, 4662805, 5328920, 6527927, 7460488, 9325610, 13055854, 18651220, 26111708, 32639635, 37302440, 52223416, 65279270, 130558540, 261117080]

約数ペア:

[(1, 261117080), (2, 130558540), (4, 65279270), (5, 52223416), (7, 37302440), (8, 32639635), (10, 26111708), (14, 18651220), (20, 13055854), (28, 9325610), (35, 7460488), (40, 6527927), (49, 5328920), (56, 4662805), (70, 3730244), (98, 2664460), (127, 2056040), (140, 1865122), (196, 1332230), (245, 1065784), (254, 1028020), (280, 932561), (392, 666115), (490, 532892), (508, 514010), (635, 411208), (889, 293720), (980, 266446), (1016, 257005), (1049, 248920), (1270, 205604), (1778, 146860), (1960, 133223), (2098, 124460), (2540, 102802), (3556, 73430), (4196, 62230), (4445, 58744), (5080, 51401), (5245, 49784), (6223, 41960), (7112, 36715), (7343, 35560), (8392, 31115), (8890, 29372), (10490, 24892), (12446, 20980), (14686, 17780)]