260796480

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^2$

素因数の和:421

約数の個数: 168

約数和(自身を含む): 951146688

約数和(自身を除く): 690350208

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 197, 210, 224, 240, 280, 320, 336, 394, 420, 448, 480, 560, 591, 672, 788, 840, 960, 985, 1120, 1182, 1344, 1379, 1576, 1680, 1970, 2240, 2364, 2758, 2955, 3152, 3360, 3940, 4137, 4728, 5516, 5910, 6304, 6720, 6895, 7880, 8274, 9456, 11032, 11820, 12608, 13790, 15760, 16548, 18912, 20685, 22064, 23640, 27580, 31520, 33096, 37824, 38809, 41370, 44128, 47280, 55160, 63040, 66192, 77618, 82740, 88256, 94560, 110320, 116427, 132384, 155236, 165480, 189120, 194045, 220640, 232854, 264768, 271663, 310472, 330960, 388090, 441280, 465708, 543326, 582135, 620944, 661920, 776180, 814989, 931416, 1086652, 1164270, 1241888, 1323840, 1358315, 1552360, 1629978, 1862832, 2173304, 2328540, 2483776, 2716630, 3104720, 3259956, 3725664, 4074945, 4346608, 4657080, 5433260, 6209440, 6519912, 7451328, 8149890, 8693216, 9314160, 10866520, 12418880, 13039824, 16299780, 17386432, 18628320, 21733040, 26079648, 32599560, 37256640, 43466080, 52159296, 65199120, 86932160, 130398240, 260796480]

約数ペア:

[(1, 260796480), (2, 130398240), (3, 86932160), (4, 65199120), (5, 52159296), (6, 43466080), (7, 37256640), (8, 32599560), (10, 26079648), (12, 21733040), (14, 18628320), (15, 17386432), (16, 16299780), (20, 13039824), (21, 12418880), (24, 10866520), (28, 9314160), (30, 8693216), (32, 8149890), (35, 7451328), (40, 6519912), (42, 6209440), (48, 5433260), (56, 4657080), (60, 4346608), (64, 4074945), (70, 3725664), (80, 3259956), (84, 3104720), (96, 2716630), (105, 2483776), (112, 2328540), (120, 2173304), (140, 1862832), (160, 1629978), (168, 1552360), (192, 1358315), (197, 1323840), (210, 1241888), (224, 1164270), (240, 1086652), (280, 931416), (320, 814989), (336, 776180), (394, 661920), (420, 620944), (448, 582135), (480, 543326), (560, 465708), (591, 441280), (672, 388090), (788, 330960), (840, 310472), (960, 271663), (985, 264768), (1120, 232854), (1182, 220640), (1344, 194045), (1379, 189120), (1576, 165480), (1680, 155236), (1970, 132384), (2240, 116427), (2364, 110320), (2758, 94560), (2955, 88256), (3152, 82740), (3360, 77618), (3940, 66192), (4137, 63040), (4728, 55160), (5516, 47280), (5910, 44128), (6304, 41370), (6720, 38809), (6895, 37824), (7880, 33096), (8274, 31520), (9456, 27580), (11032, 23640), (11820, 22064), (12608, 20685), (13790, 18912), (15760, 16548)]