20731563360

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1523}}^1$

素因数の和:1707

約数の個数: 384

約数和(自身を含む): 76318018560

約数和(自身を除く): 55586455200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 90, 92, 96, 108, 115, 120, 135, 137, 138, 144, 160, 180, 184, 207, 216, 230, 240, 270, 274, 276, 288, 345, 360, 368, 411, 414, 432, 460, 480, 540, 548, 552, 621, 685, 690, 720, 736, 822, 828, 864, 920, 1035, 1080, 1096, 1104, 1233, 1242, 1370, 1380, 1440, 1523, 1644, 1656, 1840, 2055, 2070, 2160, 2192, 2208, 2466, 2484, 2740, 2760, 3046, 3105, 3151, 3288, 3312, 3680, 3699, 4110, 4140, 4320, 4384, 4569, 4932, 4968, 5480, 5520, 6092, 6165, 6210, 6302, 6576, 6624, 7398, 7615, 8220, 8280, 9138, 9453, 9864, 9936, 10960, 11040, 12184, 12330, 12420, 12604, 13152, 13707, 14796, 15230, 15755, 16440, 16560, 18276, 18495, 18906, 19728, 19872, 21920, 22845, 24368, 24660, 24840, 25208, 27414, 28359, 29592, 30460, 31510, 32880, 33120, 35029, 36552, 36990, 37812, 39456, 41121, 45690, 47265, 48736, 49320, 49680, 50416, 54828, 56718, 59184, 60920, 63020, 65760, 68535, 70058, 73104, 73980, 75624, 82242, 85077, 91380, 94530, 98640, 99360, 100832, 105087, 109656, 113436, 118368, 121840, 126040, 137070, 140116, 141795, 146208, 147960, 151248, 164484, 170154, 175145, 182760, 189060, 197280, 205605, 208651, 210174, 219312, 226872, 243680, 252080, 274140, 280232, 283590, 295920, 302496, 315261, 328968, 340308, 350290, 365520, 378120, 411210, 417302, 420348, 425385, 438624, 453744, 504160, 525435, 548280, 560464, 567180, 591840, 625953, 630522, 657936, 680616, 700580, 731040, 756240, 822420, 834604, 840696, 850770, 907488, 945783, 1043255, 1050870, 1096560, 1120928, 1134360, 1251906, 1261044, 1315872, 1361232, 1401160, 1512480, 1576305, 1644840, 1669208, 1681392, 1701540, 1877859, 1891566, 2086510, 2101740, 2193120, 2268720, 2503812, 2522088, 2722464, 2802320, 3129765, 3152610, 3289680, 3338416, 3362784, 3403080, 3755718, 3783132, 4173020, 4203480, 4537440, 4728915, 4798973, 5007624, 5044176, 5604640, 5633577, 6259530, 6305220, 6579360, 6676832, 6806160, 7511436, 7566264, 8346040, 8406960, 9389295, 9457830, 9597946, 10015248, 10088352, 11267154, 12519060, 12610440, 13612320, 14396919, 15022872, 15132528, 16692080, 16813920, 18778590, 18915660, 19195892, 20030496, 22534308, 23994865, 25038120, 25220880, 28167885, 28793838, 30045744, 30265056, 33384160, 37557180, 37831320, 38391784, 43190757, 45068616, 47989730, 50076240, 50441760, 56335770, 57587676, 60091488, 71984595, 75114360, 75662640, 76783568, 86381514, 90137232, 95979460, 100152480, 112671540, 115175352, 129572271, 143969190, 150228720, 151325280, 153567136, 172763028, 180274464, 191958920, 215953785, 225343080, 230350704, 259144542, 287938380, 300457440, 345526056, 383917840, 431907570, 450686160, 460701408, 518289084, 575876760, 647861355, 691052112, 767835680, 863815140, 901372320, 1036578168, 1151753520, 1295722710, 1382104224, 1727630280, 2073156336, 2303507040, 2591445420, 3455260560, 4146312672, 5182890840, 6910521120, 10365781680, 20731563360]

約数ペア:

[(1, 20731563360), (2, 10365781680), (3, 6910521120), (4, 5182890840), (5, 4146312672), (6, 3455260560), (8, 2591445420), (9, 2303507040), (10, 2073156336), (12, 1727630280), (15, 1382104224), (16, 1295722710), (18, 1151753520), (20, 1036578168), (23, 901372320), (24, 863815140), (27, 767835680), (30, 691052112), (32, 647861355), (36, 575876760), (40, 518289084), (45, 460701408), (46, 450686160), (48, 431907570), (54, 383917840), (60, 345526056), (69, 300457440), (72, 287938380), (80, 259144542), (90, 230350704), (92, 225343080), (96, 215953785), (108, 191958920), (115, 180274464), (120, 172763028), (135, 153567136), (137, 151325280), (138, 150228720), (144, 143969190), (160, 129572271), (180, 115175352), (184, 112671540), (207, 100152480), (216, 95979460), (230, 90137232), (240, 86381514), (270, 76783568), (274, 75662640), (276, 75114360), (288, 71984595), (345, 60091488), (360, 57587676), (368, 56335770), (411, 50441760), (414, 50076240), (432, 47989730), (460, 45068616), (480, 43190757), (540, 38391784), (548, 37831320), (552, 37557180), (621, 33384160), (685, 30265056), (690, 30045744), (720, 28793838), (736, 28167885), (822, 25220880), (828, 25038120), (864, 23994865), (920, 22534308), (1035, 20030496), (1080, 19195892), (1096, 18915660), (1104, 18778590), (1233, 16813920), (1242, 16692080), (1370, 15132528), (1380, 15022872), (1440, 14396919), (1523, 13612320), (1644, 12610440), (1656, 12519060), (1840, 11267154), (2055, 10088352), (2070, 10015248), (2160, 9597946), (2192, 9457830), (2208, 9389295), (2466, 8406960), (2484, 8346040), (2740, 7566264), (2760, 7511436), (3046, 6806160), (3105, 6676832), (3151, 6579360), (3288, 6305220), (3312, 6259530), (3680, 5633577), (3699, 5604640), (4110, 5044176), (4140, 5007624), (4320, 4798973), (4384, 4728915), (4569, 4537440), (4932, 4203480), (4968, 4173020), (5480, 3783132), (5520, 3755718), (6092, 3403080), (6165, 3362784), (6210, 3338416), (6302, 3289680), (6576, 3152610), (6624, 3129765), (7398, 2802320), (7615, 2722464), (8220, 2522088), (8280, 2503812), (9138, 2268720), (9453, 2193120), (9864, 2101740), (9936, 2086510), (10960, 1891566), (11040, 1877859), (12184, 1701540), (12330, 1681392), (12420, 1669208), (12604, 1644840), (13152, 1576305), (13707, 1512480), (14796, 1401160), (15230, 1361232), (15755, 1315872), (16440, 1261044), (16560, 1251906), (18276, 1134360), (18495, 1120928), (18906, 1096560), (19728, 1050870), (19872, 1043255), (21920, 945783), (22845, 907488), (24368, 850770), (24660, 840696), (24840, 834604), (25208, 822420), (27414, 756240), (28359, 731040), (29592, 700580), (30460, 680616), (31510, 657936), (32880, 630522), (33120, 625953), (35029, 591840), (36552, 567180), (36990, 560464), (37812, 548280), (39456, 525435), (41121, 504160), (45690, 453744), (47265, 438624), (48736, 425385), (49320, 420348), (49680, 417302), (50416, 411210), (54828, 378120), (56718, 365520), (59184, 350290), (60920, 340308), (63020, 328968), (65760, 315261), (68535, 302496), (70058, 295920), (73104, 283590), (73980, 280232), (75624, 274140), (82242, 252080), (85077, 243680), (91380, 226872), (94530, 219312), (98640, 210174), (99360, 208651), (100832, 205605), (105087, 197280), (109656, 189060), (113436, 182760), (118368, 175145), (121840, 170154), (126040, 164484), (137070, 151248), (140116, 147960), (141795, 146208)]