20804956272

素因数分解:

$2^4\times 3^5\times {\mathrm{251}}^1\times {\mathrm{21319}}^1$

素因数の和:21593

約数の個数: 120

約数和(自身を含む): 60624869760

約数和(自身を除く): 39819913488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 251, 324, 432, 486, 502, 648, 753, 972, 1004, 1296, 1506, 1944, 2008, 2259, 3012, 3888, 4016, 4518, 6024, 6777, 9036, 12048, 13554, 18072, 20331, 21319, 27108, 36144, 40662, 42638, 54216, 60993, 63957, 81324, 85276, 108432, 121986, 127914, 162648, 170552, 191871, 243972, 255828, 325296, 341104, 383742, 487944, 511656, 575613, 767484, 975888, 1023312, 1151226, 1534968, 1726839, 2302452, 3069936, 3453678, 4604904, 5180517, 5351069, 6907356, 9209808, 10361034, 10702138, 13814712, 16053207, 20722068, 21404276, 27629424, 32106414, 41444136, 42808552, 48159621, 64212828, 82888272, 85617104, 96319242, 128425656, 144478863, 192638484, 256851312, 288957726, 385276968, 433436589, 577915452, 770553936, 866873178, 1155830904, 1300309767, 1733746356, 2311661808, 2600619534, 3467492712, 5201239068, 6934985424, 10402478136, 20804956272]

約数ペア:

[(1, 20804956272), (2, 10402478136), (3, 6934985424), (4, 5201239068), (6, 3467492712), (8, 2600619534), (9, 2311661808), (12, 1733746356), (16, 1300309767), (18, 1155830904), (24, 866873178), (27, 770553936), (36, 577915452), (48, 433436589), (54, 385276968), (72, 288957726), (81, 256851312), (108, 192638484), (144, 144478863), (162, 128425656), (216, 96319242), (243, 85617104), (251, 82888272), (324, 64212828), (432, 48159621), (486, 42808552), (502, 41444136), (648, 32106414), (753, 27629424), (972, 21404276), (1004, 20722068), (1296, 16053207), (1506, 13814712), (1944, 10702138), (2008, 10361034), (2259, 9209808), (3012, 6907356), (3888, 5351069), (4016, 5180517), (4518, 4604904), (6024, 3453678), (6777, 3069936), (9036, 2302452), (12048, 1726839), (13554, 1534968), (18072, 1151226), (20331, 1023312), (21319, 975888), (27108, 767484), (36144, 575613), (40662, 511656), (42638, 487944), (54216, 383742), (60993, 341104), (63957, 325296), (81324, 255828), (85276, 243972), (108432, 191871), (121986, 170552), (127914, 162648)]