257955696

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{277}}^1$

素因数の和:543

約数の個数: 120

約数和(自身を含む): 752868480

約数和(自身を除く): 494912784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 36, 48, 58, 72, 87, 116, 144, 174, 223, 232, 261, 277, 348, 446, 464, 522, 554, 669, 696, 831, 892, 1044, 1108, 1338, 1392, 1662, 1784, 2007, 2088, 2216, 2493, 2676, 3324, 3568, 4014, 4176, 4432, 4986, 5352, 6467, 6648, 8028, 8033, 9972, 10704, 12934, 13296, 16056, 16066, 19401, 19944, 24099, 25868, 32112, 32132, 38802, 39888, 48198, 51736, 58203, 61771, 64264, 72297, 77604, 96396, 103472, 116406, 123542, 128528, 144594, 155208, 185313, 192792, 232812, 247084, 289188, 310416, 370626, 385584, 465624, 494168, 555939, 578376, 741252, 931248, 988336, 1111878, 1156752, 1482504, 1791359, 2223756, 2965008, 3582718, 4447512, 5374077, 7165436, 8895024, 10748154, 14330872, 16122231, 21496308, 28661744, 32244462, 42992616, 64488924, 85985232, 128977848, 257955696]

約数ペア:

[(1, 257955696), (2, 128977848), (3, 85985232), (4, 64488924), (6, 42992616), (8, 32244462), (9, 28661744), (12, 21496308), (16, 16122231), (18, 14330872), (24, 10748154), (29, 8895024), (36, 7165436), (48, 5374077), (58, 4447512), (72, 3582718), (87, 2965008), (116, 2223756), (144, 1791359), (174, 1482504), (223, 1156752), (232, 1111878), (261, 988336), (277, 931248), (348, 741252), (446, 578376), (464, 555939), (522, 494168), (554, 465624), (669, 385584), (696, 370626), (831, 310416), (892, 289188), (1044, 247084), (1108, 232812), (1338, 192792), (1392, 185313), (1662, 155208), (1784, 144594), (2007, 128528), (2088, 123542), (2216, 116406), (2493, 103472), (2676, 96396), (3324, 77604), (3568, 72297), (4014, 64264), (4176, 61771), (4432, 58203), (4986, 51736), (5352, 48198), (6467, 39888), (6648, 38802), (8028, 32132), (8033, 32112), (9972, 25868), (10704, 24099), (12934, 19944), (13296, 19401), (16056, 16066)]