81728234280

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{982783}}^1$

素因数の和:982821

約数の個数: 256

約数和(自身を含む): 339650150400

約数和(自身を除く): 257921916120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 27, 28, 30, 33, 35, 36, 40, 42, 44, 45, 54, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 99, 105, 108, 110, 120, 126, 132, 135, 140, 154, 165, 168, 180, 189, 198, 210, 216, 220, 231, 252, 264, 270, 280, 297, 308, 315, 330, 360, 378, 385, 396, 420, 440, 462, 495, 504, 540, 594, 616, 630, 660, 693, 756, 770, 792, 840, 924, 945, 990, 1080, 1155, 1188, 1260, 1320, 1386, 1485, 1512, 1540, 1848, 1890, 1980, 2079, 2310, 2376, 2520, 2772, 2970, 3080, 3465, 3780, 3960, 4158, 4620, 5544, 5940, 6930, 7560, 8316, 9240, 10395, 11880, 13860, 16632, 20790, 27720, 41580, 83160, 982783, 1965566, 2948349, 3931132, 4913915, 5896698, 6879481, 7862264, 8845047, 9827830, 10810613, 11793396, 13758962, 14741745, 17690094, 19655660, 20638443, 21621226, 23586792, 26535141, 27517924, 29483490, 32431839, 34397405, 35380188, 39311320, 41276886, 43242452, 44225235, 53070282, 54053065, 55035848, 58966980, 61915329, 64863678, 68794810, 70760376, 75674291, 82553772, 86484904, 88450470, 97295517, 103192215, 106140564, 108106130, 117933960, 123830658, 129727356, 132675705, 137589620, 151348582, 162159195, 165107544, 176900940, 185745987, 194591034, 206384430, 212281128, 216212260, 227022873, 247661316, 259454712, 265351410, 275179240, 291886551, 302697164, 309576645, 324318390, 353801880, 371491974, 378371455, 389182068, 412768860, 432424520, 454045746, 486477585, 495322632, 530702820, 583773102, 605394328, 619153290, 648636780, 681068619, 742983948, 756742910, 778364136, 825537720, 908091492, 928729935, 972955170, 1061405640, 1135114365, 1167546204, 1238306580, 1297273560, 1362137238, 1459432755, 1485967896, 1513485820, 1816182984, 1857459870, 1945910340, 2043205857, 2270228730, 2335092408, 2476613160, 2724274476, 2918865510, 3026971640, 3405343095, 3714919740, 3891820680, 4086411714, 4540457460, 5448548952, 5837731020, 6810686190, 7429839480, 8172823428, 9080914920, 10216029285, 11675462040, 13621372380, 16345646856, 20432058570, 27242744760, 40864117140, 81728234280]

約数ペア:

[(1, 81728234280), (2, 40864117140), (3, 27242744760), (4, 20432058570), (5, 16345646856), (6, 13621372380), (7, 11675462040), (8, 10216029285), (9, 9080914920), (10, 8172823428), (11, 7429839480), (12, 6810686190), (14, 5837731020), (15, 5448548952), (18, 4540457460), (20, 4086411714), (21, 3891820680), (22, 3714919740), (24, 3405343095), (27, 3026971640), (28, 2918865510), (30, 2724274476), (33, 2476613160), (35, 2335092408), (36, 2270228730), (40, 2043205857), (42, 1945910340), (44, 1857459870), (45, 1816182984), (54, 1513485820), (55, 1485967896), (56, 1459432755), (60, 1362137238), (63, 1297273560), (66, 1238306580), (70, 1167546204), (72, 1135114365), (77, 1061405640), (84, 972955170), (88, 928729935), (90, 908091492), (99, 825537720), (105, 778364136), (108, 756742910), (110, 742983948), (120, 681068619), (126, 648636780), (132, 619153290), (135, 605394328), (140, 583773102), (154, 530702820), (165, 495322632), (168, 486477585), (180, 454045746), (189, 432424520), (198, 412768860), (210, 389182068), (216, 378371455), (220, 371491974), (231, 353801880), (252, 324318390), (264, 309576645), (270, 302697164), (280, 291886551), (297, 275179240), (308, 265351410), (315, 259454712), (330, 247661316), (360, 227022873), (378, 216212260), (385, 212281128), (396, 206384430), (420, 194591034), (440, 185745987), (462, 176900940), (495, 165107544), (504, 162159195), (540, 151348582), (594, 137589620), (616, 132675705), (630, 129727356), (660, 123830658), (693, 117933960), (756, 108106130), (770, 106140564), (792, 103192215), (840, 97295517), (924, 88450470), (945, 86484904), (990, 82553772), (1080, 75674291), (1155, 70760376), (1188, 68794810), (1260, 64863678), (1320, 61915329), (1386, 58966980), (1485, 55035848), (1512, 54053065), (1540, 53070282), (1848, 44225235), (1890, 43242452), (1980, 41276886), (2079, 39311320), (2310, 35380188), (2376, 34397405), (2520, 32431839), (2772, 29483490), (2970, 27517924), (3080, 26535141), (3465, 23586792), (3780, 21621226), (3960, 20638443), (4158, 19655660), (4620, 17690094), (5544, 14741745), (5940, 13758962), (6930, 11793396), (7560, 10810613), (8316, 9827830), (9240, 8845047), (10395, 7862264), (11880, 6879481), (13860, 5896698), (16632, 4913915), (20790, 3931132), (27720, 2948349), (41580, 1965566), (83160, 982783)]