81052688880

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{163}}^1\times {\mathrm{25579}}^1$

素因数の和:25770

約数の個数: 240

約数和(自身を含む): 284026404480

約数和(自身を除く): 202973715600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 163, 180, 216, 240, 243, 270, 324, 326, 360, 405, 432, 486, 489, 540, 648, 652, 720, 810, 815, 972, 978, 1080, 1215, 1296, 1304, 1467, 1620, 1630, 1944, 1956, 2160, 2430, 2445, 2608, 2934, 3240, 3260, 3888, 3912, 4401, 4860, 4890, 5868, 6480, 6520, 7335, 7824, 8802, 9720, 9780, 11736, 13040, 13203, 14670, 17604, 19440, 19560, 22005, 23472, 25579, 26406, 29340, 35208, 39120, 39609, 44010, 51158, 52812, 58680, 66015, 70416, 76737, 79218, 88020, 102316, 105624, 117360, 127895, 132030, 153474, 158436, 176040, 198045, 204632, 211248, 230211, 255790, 264060, 306948, 316872, 352080, 383685, 396090, 409264, 460422, 511580, 528120, 613896, 633744, 690633, 767370, 792180, 920844, 1023160, 1056240, 1151055, 1227792, 1381266, 1534740, 1584360, 1841688, 2046320, 2071899, 2302110, 2762532, 3069480, 3168720, 3453165, 3683376, 4143798, 4169377, 4604220, 5525064, 6138960, 6215697, 6906330, 8287596, 8338754, 9208440, 10359495, 11050128, 12431394, 12508131, 13812660, 16575192, 16677508, 18416880, 20718990, 20846885, 24862788, 25016262, 27625320, 31078485, 33150384, 33355016, 37524393, 41437980, 41693770, 49725576, 50032524, 55250640, 62156970, 62540655, 66710032, 75048786, 82875960, 83387540, 99451152, 100065048, 112573179, 124313940, 125081310, 150097572, 165751920, 166775080, 187621965, 200130096, 225146358, 248627880, 250162620, 300195144, 333550160, 337719537, 375243930, 450292716, 497255760, 500325240, 562865895, 600390288, 675439074, 750487860, 900585432, 1000650480, 1013158611, 1125731790, 1350878148, 1500975720, 1688597685, 1801170864, 2026317222, 2251463580, 2701756296, 3001951440, 3377195370, 4052634444, 4502927160, 5065793055, 5403512592, 6754390740, 8105268888, 9005854320, 10131586110, 13508781480, 16210537776, 20263172220, 27017562960, 40526344440, 81052688880]

約数ペア:

[(1, 81052688880), (2, 40526344440), (3, 27017562960), (4, 20263172220), (5, 16210537776), (6, 13508781480), (8, 10131586110), (9, 9005854320), (10, 8105268888), (12, 6754390740), (15, 5403512592), (16, 5065793055), (18, 4502927160), (20, 4052634444), (24, 3377195370), (27, 3001951440), (30, 2701756296), (36, 2251463580), (40, 2026317222), (45, 1801170864), (48, 1688597685), (54, 1500975720), (60, 1350878148), (72, 1125731790), (80, 1013158611), (81, 1000650480), (90, 900585432), (108, 750487860), (120, 675439074), (135, 600390288), (144, 562865895), (162, 500325240), (163, 497255760), (180, 450292716), (216, 375243930), (240, 337719537), (243, 333550160), (270, 300195144), (324, 250162620), (326, 248627880), (360, 225146358), (405, 200130096), (432, 187621965), (486, 166775080), (489, 165751920), (540, 150097572), (648, 125081310), (652, 124313940), (720, 112573179), (810, 100065048), (815, 99451152), (972, 83387540), (978, 82875960), (1080, 75048786), (1215, 66710032), (1296, 62540655), (1304, 62156970), (1467, 55250640), (1620, 50032524), (1630, 49725576), (1944, 41693770), (1956, 41437980), (2160, 37524393), (2430, 33355016), (2445, 33150384), (2608, 31078485), (2934, 27625320), (3240, 25016262), (3260, 24862788), (3888, 20846885), (3912, 20718990), (4401, 18416880), (4860, 16677508), (4890, 16575192), (5868, 13812660), (6480, 12508131), (6520, 12431394), (7335, 11050128), (7824, 10359495), (8802, 9208440), (9720, 8338754), (9780, 8287596), (11736, 6906330), (13040, 6215697), (13203, 6138960), (14670, 5525064), (17604, 4604220), (19440, 4169377), (19560, 4143798), (22005, 3683376), (23472, 3453165), (25579, 3168720), (26406, 3069480), (29340, 2762532), (35208, 2302110), (39120, 2071899), (39609, 2046320), (44010, 1841688), (51158, 1584360), (52812, 1534740), (58680, 1381266), (66015, 1227792), (70416, 1151055), (76737, 1056240), (79218, 1023160), (88020, 920844), (102316, 792180), (105624, 767370), (117360, 690633), (127895, 633744), (132030, 613896), (153474, 528120), (158436, 511580), (176040, 460422), (198045, 409264), (204632, 396090), (211248, 383685), (230211, 352080), (255790, 316872), (264060, 306948)]