1725051160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:633

約数の個数: 128

約数和(自身を含む): 4515840000

約数和(自身を除く): 2790788840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 127, 139, 140, 254, 278, 280, 349, 508, 556, 635, 695, 698, 889, 973, 1016, 1112, 1270, 1390, 1396, 1745, 1778, 1946, 2443, 2540, 2780, 2792, 3490, 3556, 3892, 4445, 4865, 4886, 5080, 5560, 6980, 7112, 7784, 8890, 9730, 9772, 12215, 13960, 17653, 17780, 19460, 19544, 24430, 35306, 35560, 38920, 44323, 48511, 48860, 70612, 88265, 88646, 97022, 97720, 123571, 141224, 176530, 177292, 194044, 221615, 242555, 247142, 310261, 339577, 353060, 354584, 388088, 443230, 485110, 494284, 617855, 620522, 679154, 706120, 886460, 970220, 988568, 1235710, 1241044, 1358308, 1551305, 1697885, 1772920, 1940440, 2471420, 2482088, 2716616, 3102610, 3395770, 4942840, 6160897, 6205220, 6791540, 12321794, 12410440, 13583080, 24643588, 30804485, 43126279, 49287176, 61608970, 86252558, 123217940, 172505116, 215631395, 246435880, 345010232, 431262790, 862525580, 1725051160]

約数ペア:

[(1, 1725051160), (2, 862525580), (4, 431262790), (5, 345010232), (7, 246435880), (8, 215631395), (10, 172505116), (14, 123217940), (20, 86252558), (28, 61608970), (35, 49287176), (40, 43126279), (56, 30804485), (70, 24643588), (127, 13583080), (139, 12410440), (140, 12321794), (254, 6791540), (278, 6205220), (280, 6160897), (349, 4942840), (508, 3395770), (556, 3102610), (635, 2716616), (695, 2482088), (698, 2471420), (889, 1940440), (973, 1772920), (1016, 1697885), (1112, 1551305), (1270, 1358308), (1390, 1241044), (1396, 1235710), (1745, 988568), (1778, 970220), (1946, 886460), (2443, 706120), (2540, 679154), (2780, 620522), (2792, 617855), (3490, 494284), (3556, 485110), (3892, 443230), (4445, 388088), (4865, 354584), (4886, 353060), (5080, 339577), (5560, 310261), (6980, 247142), (7112, 242555), (7784, 221615), (8890, 194044), (9730, 177292), (9772, 176530), (12215, 141224), (13960, 123571), (17653, 97720), (17780, 97022), (19460, 88646), (19544, 88265), (24430, 70612), (35306, 48860), (35560, 48511), (38920, 44323)]