20973479040

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{421}}^1$

素因数の和:514

約数の個数: 480

約数和(自身を含む): 77577985980

約数和(自身を除く): 56604506940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 81, 90, 93, 96, 108, 120, 124, 128, 135, 144, 155, 160, 162, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 320, 324, 360, 372, 384, 405, 421, 432, 465, 480, 496, 540, 558, 576, 620, 640, 648, 720, 744, 810, 837, 842, 864, 930, 960, 961, 992, 1080, 1116, 1152, 1240, 1263, 1296, 1395, 1440, 1488, 1620, 1674, 1684, 1728, 1860, 1920, 1922, 1984, 2105, 2160, 2232, 2480, 2511, 2526, 2592, 2790, 2880, 2883, 2976, 3240, 3348, 3368, 3456, 3720, 3789, 3844, 3968, 4185, 4210, 4320, 4464, 4805, 4960, 5022, 5052, 5184, 5580, 5760, 5766, 5952, 6315, 6480, 6696, 6736, 7440, 7578, 7688, 8370, 8420, 8640, 8649, 8928, 9610, 9920, 10044, 10104, 10368, 11160, 11367, 11532, 11904, 12555, 12630, 12960, 13051, 13392, 13472, 14415, 14880, 15156, 15376, 16740, 16840, 17280, 17298, 17856, 18945, 19220, 19840, 20088, 20208, 22320, 22734, 23064, 25110, 25260, 25920, 25947, 26102, 26784, 26944, 28830, 29760, 30312, 30752, 33480, 33680, 34101, 34596, 35712, 37890, 38440, 39153, 40176, 40416, 43245, 44640, 45468, 46128, 50220, 50520, 51840, 51894, 52204, 53568, 53888, 56835, 57660, 59520, 60624, 61504, 65255, 66960, 67360, 68202, 69192, 75780, 76880, 77841, 78306, 80352, 80832, 86490, 89280, 90936, 92256, 100440, 101040, 103788, 104408, 107136, 113670, 115320, 117459, 121248, 123008, 129735, 130510, 133920, 134720, 136404, 138384, 151560, 153760, 155682, 156612, 160704, 161664, 170505, 172980, 178560, 181872, 184512, 195765, 200880, 202080, 207576, 208816, 227340, 230640, 234918, 242496, 259470, 261020, 267840, 269440, 272808, 276768, 303120, 307520, 311364, 313224, 321408, 341010, 345960, 352377, 363744, 369024, 389205, 391530, 401760, 404160, 404581, 415152, 417632, 454680, 461280, 469836, 484992, 518940, 522040, 535680, 545616, 553536, 587295, 606240, 615040, 622728, 626448, 682020, 691920, 704754, 727488, 778410, 783060, 803520, 808320, 809162, 830304, 835264, 909360, 922560, 939672, 1037880, 1044080, 1057131, 1091232, 1107072, 1174590, 1212480, 1213743, 1245456, 1252896, 1364040, 1383840, 1409508, 1454976, 1556820, 1566120, 1607040, 1618324, 1660608, 1670528, 1761885, 1818720, 1845120, 1879344, 2022905, 2075760, 2088160, 2114262, 2182464, 2349180, 2424960, 2427486, 2490912, 2505792, 2728080, 2767680, 2819016, 3113640, 3132240, 3236648, 3321216, 3523770, 3637440, 3641229, 3758688, 4045810, 4151520, 4176320, 4228524, 4364928, 4698360, 4854972, 4981824, 5011584, 5285655, 5456160, 5535360, 5638032, 6068715, 6227280, 6264480, 6473296, 7047540, 7274880, 7282458, 7517376, 8091620, 8303040, 8352640, 8457048, 9396720, 9709944, 9963648, 10571310, 10912320, 10923687, 11276064, 12137430, 12454560, 12528960, 12946592, 14095080, 14564916, 15034752, 16183240, 16606080, 16914096, 18206145, 18793440, 19419888, 21142620, 21824640, 21847374, 22552128, 24274860, 24909120, 25057920, 25893184, 28190160, 29129832, 32366480, 32771061, 33828192, 36412290, 37586880, 38839776, 42285240, 43694748, 45104256, 48549720, 49818240, 51786368, 54618435, 56380320, 58259664, 64732960, 65542122, 67656384, 72824580, 75173760, 77679552, 84570480, 87389496, 97099440, 109236870, 112760640, 116519328, 129465920, 131084244, 135312768, 145649160, 155359104, 163855305, 169140960, 174778992, 194198880, 218473740, 225521280, 233038656, 258931840, 262168488, 291298320, 327710610, 338281920, 349557984, 388397760, 436947480, 466077312, 524336976, 582596640, 655421220, 676563840, 699115968, 776795520, 873894960, 1048673952, 1165193280, 1310842440, 1398231936, 1747789920, 2097347904, 2330386560, 2621684880, 3495579840, 4194695808, 5243369760, 6991159680, 10486739520, 20973479040]

約数ペア:

[(1, 20973479040), (2, 10486739520), (3, 6991159680), (4, 5243369760), (5, 4194695808), (6, 3495579840), (8, 2621684880), (9, 2330386560), (10, 2097347904), (12, 1747789920), (15, 1398231936), (16, 1310842440), (18, 1165193280), (20, 1048673952), (24, 873894960), (27, 776795520), (30, 699115968), (31, 676563840), (32, 655421220), (36, 582596640), (40, 524336976), (45, 466077312), (48, 436947480), (54, 388397760), (60, 349557984), (62, 338281920), (64, 327710610), (72, 291298320), (80, 262168488), (81, 258931840), (90, 233038656), (93, 225521280), (96, 218473740), (108, 194198880), (120, 174778992), (124, 169140960), (128, 163855305), (135, 155359104), (144, 145649160), (155, 135312768), (160, 131084244), (162, 129465920), (180, 116519328), (186, 112760640), (192, 109236870), (216, 97099440), (240, 87389496), (248, 84570480), (270, 77679552), (279, 75173760), (288, 72824580), (310, 67656384), (320, 65542122), (324, 64732960), (360, 58259664), (372, 56380320), (384, 54618435), (405, 51786368), (421, 49818240), (432, 48549720), (465, 45104256), (480, 43694748), (496, 42285240), (540, 38839776), (558, 37586880), (576, 36412290), (620, 33828192), (640, 32771061), (648, 32366480), (720, 29129832), (744, 28190160), (810, 25893184), (837, 25057920), (842, 24909120), (864, 24274860), (930, 22552128), (960, 21847374), (961, 21824640), (992, 21142620), (1080, 19419888), (1116, 18793440), (1152, 18206145), (1240, 16914096), (1263, 16606080), (1296, 16183240), (1395, 15034752), (1440, 14564916), (1488, 14095080), (1620, 12946592), (1674, 12528960), (1684, 12454560), (1728, 12137430), (1860, 11276064), (1920, 10923687), (1922, 10912320), (1984, 10571310), (2105, 9963648), (2160, 9709944), (2232, 9396720), (2480, 8457048), (2511, 8352640), (2526, 8303040), (2592, 8091620), (2790, 7517376), (2880, 7282458), (2883, 7274880), (2976, 7047540), (3240, 6473296), (3348, 6264480), (3368, 6227280), (3456, 6068715), (3720, 5638032), (3789, 5535360), (3844, 5456160), (3968, 5285655), (4185, 5011584), (4210, 4981824), (4320, 4854972), (4464, 4698360), (4805, 4364928), (4960, 4228524), (5022, 4176320), (5052, 4151520), (5184, 4045810), (5580, 3758688), (5760, 3641229), (5766, 3637440), (5952, 3523770), (6315, 3321216), (6480, 3236648), (6696, 3132240), (6736, 3113640), (7440, 2819016), (7578, 2767680), (7688, 2728080), (8370, 2505792), (8420, 2490912), (8640, 2427486), (8649, 2424960), (8928, 2349180), (9610, 2182464), (9920, 2114262), (10044, 2088160), (10104, 2075760), (10368, 2022905), (11160, 1879344), (11367, 1845120), (11532, 1818720), (11904, 1761885), (12555, 1670528), (12630, 1660608), (12960, 1618324), (13051, 1607040), (13392, 1566120), (13472, 1556820), (14415, 1454976), (14880, 1409508), (15156, 1383840), (15376, 1364040), (16740, 1252896), (16840, 1245456), (17280, 1213743), (17298, 1212480), (17856, 1174590), (18945, 1107072), (19220, 1091232), (19840, 1057131), (20088, 1044080), (20208, 1037880), (22320, 939672), (22734, 922560), (23064, 909360), (25110, 835264), (25260, 830304), (25920, 809162), (25947, 808320), (26102, 803520), (26784, 783060), (26944, 778410), (28830, 727488), (29760, 704754), (30312, 691920), (30752, 682020), (33480, 626448), (33680, 622728), (34101, 615040), (34596, 606240), (35712, 587295), (37890, 553536), (38440, 545616), (39153, 535680), (40176, 522040), (40416, 518940), (43245, 484992), (44640, 469836), (45468, 461280), (46128, 454680), (50220, 417632), (50520, 415152), (51840, 404581), (51894, 404160), (52204, 401760), (53568, 391530), (53888, 389205), (56835, 369024), (57660, 363744), (59520, 352377), (60624, 345960), (61504, 341010), (65255, 321408), (66960, 313224), (67360, 311364), (68202, 307520), (69192, 303120), (75780, 276768), (76880, 272808), (77841, 269440), (78306, 267840), (80352, 261020), (80832, 259470), (86490, 242496), (89280, 234918), (90936, 230640), (92256, 227340), (100440, 208816), (101040, 207576), (103788, 202080), (104408, 200880), (107136, 195765), (113670, 184512), (115320, 181872), (117459, 178560), (121248, 172980), (123008, 170505), (129735, 161664), (130510, 160704), (133920, 156612), (134720, 155682), (136404, 153760), (138384, 151560)]