20628276480

素因数分解:

$2^8\times 3^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:744

約数の個数: 720

約数和(自身を含む): 86448641664

約数和(自身を除く): 65820365184

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 43, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 81, 84, 86, 90, 96, 105, 108, 112, 120, 126, 128, 129, 135, 140, 144, 160, 162, 168, 172, 180, 189, 192, 210, 215, 216, 224, 240, 252, 256, 258, 270, 280, 288, 301, 315, 320, 324, 336, 344, 360, 378, 384, 387, 405, 420, 430, 432, 448, 480, 504, 516, 540, 560, 567, 576, 602, 630, 640, 645, 648, 661, 672, 688, 720, 756, 768, 774, 810, 840, 860, 864, 896, 903, 945, 960, 1008, 1032, 1080, 1120, 1134, 1152, 1161, 1204, 1260, 1280, 1290, 1296, 1322, 1344, 1376, 1440, 1505, 1512, 1548, 1620, 1680, 1720, 1728, 1792, 1806, 1890, 1920, 1935, 1983, 2016, 2064, 2160, 2240, 2268, 2304, 2322, 2408, 2520, 2580, 2592, 2644, 2688, 2709, 2752, 2835, 2880, 3010, 3024, 3096, 3240, 3305, 3360, 3440, 3456, 3483, 3612, 3780, 3840, 3870, 3966, 4032, 4128, 4320, 4480, 4515, 4536, 4627, 4644, 4816, 5040, 5160, 5184, 5288, 5376, 5418, 5504, 5670, 5760, 5805, 5949, 6020, 6048, 6192, 6480, 6610, 6720, 6880, 6912, 6966, 7224, 7560, 7740, 7932, 8064, 8127, 8256, 8640, 8960, 9030, 9072, 9254, 9288, 9632, 9915, 10080, 10320, 10368, 10576, 10836, 11008, 11340, 11520, 11610, 11898, 12040, 12096, 12384, 12960, 13220, 13440, 13545, 13760, 13881, 13932, 14448, 15120, 15480, 15864, 16128, 16254, 16512, 17280, 17415, 17847, 18060, 18144, 18508, 18576, 19264, 19830, 20160, 20640, 20736, 21152, 21672, 22680, 23135, 23220, 23796, 24080, 24192, 24381, 24768, 25920, 26440, 26880, 27090, 27520, 27762, 27864, 28423, 28896, 29745, 30240, 30960, 31728, 32508, 33024, 34560, 34830, 35694, 36120, 36288, 37016, 37152, 38528, 39660, 40320, 40635, 41280, 41643, 42304, 43344, 45360, 46270, 46440, 47592, 48160, 48384, 48762, 49536, 51840, 52880, 53541, 54180, 55040, 55524, 55728, 56846, 57792, 59490, 60480, 61920, 63456, 65016, 69405, 69660, 71388, 72240, 72576, 74032, 74304, 77056, 79320, 80640, 81270, 82560, 83286, 84608, 85269, 86688, 89235, 90720, 92540, 92880, 95184, 96320, 97524, 99072, 103680, 105760, 107082, 108360, 111048, 111456, 113692, 115584, 118980, 120960, 121905, 123840, 124929, 126912, 130032, 138810, 139320, 142115, 142776, 144480, 145152, 148064, 148608, 158640, 162540, 165120, 166572, 169216, 170538, 173376, 178470, 181440, 185080, 185760, 190368, 192640, 195048, 198961, 208215, 211520, 214164, 216720, 222096, 222912, 227384, 231168, 237960, 241920, 243810, 247680, 249858, 253824, 255807, 260064, 267705, 277620, 278640, 284230, 285552, 288960, 296128, 297216, 317280, 325080, 333144, 341076, 346752, 356940, 362880, 370160, 371520, 374787, 380736, 385280, 390096, 397922, 416430, 423040, 426345, 428328, 433440, 444192, 445824, 454768, 475920, 487620, 495360, 499716, 507648, 511614, 520128, 535410, 555240, 557280, 568460, 571104, 577920, 592256, 596883, 624645, 634560, 650160, 666288, 682152, 693504, 713880, 725760, 740320, 743040, 749574, 761472, 767421, 780192, 795844, 832860, 846080, 852690, 856656, 866880, 888384, 891648, 909536, 951840, 975240, 994805, 999432, 1023228, 1040256, 1070820, 1110480, 1114560, 1136920, 1142208, 1155840, 1184512, 1193766, 1249290, 1269120, 1279035, 1300320, 1332576, 1364304, 1427760, 1480640, 1486080, 1499148, 1522944, 1534842, 1560384, 1591688, 1665720, 1705380, 1713312, 1733760, 1776768, 1790649, 1819072, 1873935, 1903680, 1950480, 1989610, 1998864, 2046456, 2080512, 2141640, 2220960, 2229120, 2273840, 2284416, 2302263, 2387532, 2498580, 2538240, 2558070, 2600640, 2665152, 2728608, 2855520, 2961280, 2984415, 2998296, 3069684, 3120768, 3183376, 3331440, 3410760, 3426624, 3467520, 3553536, 3581298, 3638144, 3747870, 3807360, 3837105, 3900960, 3979220, 3997728, 4092912, 4283280, 4441920, 4458240, 4547680, 4568832, 4604526, 4775064, 4997160, 5116140, 5201280, 5330304, 5371947, 5457216, 5711040, 5922560, 5968830, 5996592, 6139368, 6241536, 6366752, 6662880, 6821520, 6853248, 7162596, 7276288, 7495740, 7614720, 7674210, 7801920, 7958440, 7995456, 8185824, 8566560, 8883840, 8953245, 9095360, 9209052, 9550128, 9994320, 10232280, 10402560, 10660608, 10743894, 10914432, 11422080, 11511315, 11937660, 11993184, 12278736, 12733504, 13325760, 13643040, 13706496, 14325192, 14991480, 15348420, 15603840, 15916880, 15990912, 16115841, 16371648, 17133120, 17767680, 17906490, 18190720, 18418104, 19100256, 19988640, 20464560, 21487788, 21828864, 22844160, 23022630, 23875320, 23986368, 24557472, 25467008, 26651520, 26859735, 27286080, 28650384, 29982960, 30696840, 31207680, 31833760, 31981824, 32231682, 32743296, 34266240, 35812980, 36381440, 36836208, 38200512, 39977280, 40929120, 42975576, 46045260, 47750640, 47972736, 49114944, 50934016, 53303040, 53719470, 54572160, 57300768, 59965920, 61393680, 63667520, 64463364, 65486592, 68532480, 71625960, 73672416, 76401024, 79954560, 80579205, 81858240, 85951152, 92090520, 95501280, 95945472, 98229888, 107438940, 109144320, 114601536, 119931840, 122787360, 127335040, 128926728, 143251920, 147344832, 152802048, 159909120, 161158410, 163716480, 171902304, 184181040, 191002560, 196459776, 214877880, 229203072, 239863680, 245574720, 254670080, 257853456, 286503840, 294689664, 322316820, 327432960, 343804608, 368362080, 382005120, 429755760, 458406144, 479727360, 491149440, 515706912, 573007680, 589379328, 644633640, 687609216, 736724160, 764010240, 859511520, 982298880, 1031413824, 1146015360, 1289267280, 1375218432, 1473448320, 1719023040, 2062827648, 2292030720, 2578534560, 2946896640, 3438046080, 4125655296, 5157069120, 6876092160, 10314138240, 20628276480]

約数ペア:

[(1, 20628276480), (2, 10314138240), (3, 6876092160), (4, 5157069120), (5, 4125655296), (6, 3438046080), (7, 2946896640), (8, 2578534560), (9, 2292030720), (10, 2062827648), (12, 1719023040), (14, 1473448320), (15, 1375218432), (16, 1289267280), (18, 1146015360), (20, 1031413824), (21, 982298880), (24, 859511520), (27, 764010240), (28, 736724160), (30, 687609216), (32, 644633640), (35, 589379328), (36, 573007680), (40, 515706912), (42, 491149440), (43, 479727360), (45, 458406144), (48, 429755760), (54, 382005120), (56, 368362080), (60, 343804608), (63, 327432960), (64, 322316820), (70, 294689664), (72, 286503840), (80, 257853456), (81, 254670080), (84, 245574720), (86, 239863680), (90, 229203072), (96, 214877880), (105, 196459776), (108, 191002560), (112, 184181040), (120, 171902304), (126, 163716480), (128, 161158410), (129, 159909120), (135, 152802048), (140, 147344832), (144, 143251920), (160, 128926728), (162, 127335040), (168, 122787360), (172, 119931840), (180, 114601536), (189, 109144320), (192, 107438940), (210, 98229888), (215, 95945472), (216, 95501280), (224, 92090520), (240, 85951152), (252, 81858240), (256, 80579205), (258, 79954560), (270, 76401024), (280, 73672416), (288, 71625960), (301, 68532480), (315, 65486592), (320, 64463364), (324, 63667520), (336, 61393680), (344, 59965920), (360, 57300768), (378, 54572160), (384, 53719470), (387, 53303040), (405, 50934016), (420, 49114944), (430, 47972736), (432, 47750640), (448, 46045260), (480, 42975576), (504, 40929120), (516, 39977280), (540, 38200512), (560, 36836208), (567, 36381440), (576, 35812980), (602, 34266240), (630, 32743296), (640, 32231682), (645, 31981824), (648, 31833760), (661, 31207680), (672, 30696840), (688, 29982960), (720, 28650384), (756, 27286080), (768, 26859735), (774, 26651520), (810, 25467008), (840, 24557472), (860, 23986368), (864, 23875320), (896, 23022630), (903, 22844160), (945, 21828864), (960, 21487788), (1008, 20464560), (1032, 19988640), (1080, 19100256), (1120, 18418104), (1134, 18190720), (1152, 17906490), (1161, 17767680), (1204, 17133120), (1260, 16371648), (1280, 16115841), (1290, 15990912), (1296, 15916880), (1322, 15603840), (1344, 15348420), (1376, 14991480), (1440, 14325192), (1505, 13706496), (1512, 13643040), (1548, 13325760), (1620, 12733504), (1680, 12278736), (1720, 11993184), (1728, 11937660), (1792, 11511315), (1806, 11422080), (1890, 10914432), (1920, 10743894), (1935, 10660608), (1983, 10402560), (2016, 10232280), (2064, 9994320), (2160, 9550128), (2240, 9209052), (2268, 9095360), (2304, 8953245), (2322, 8883840), (2408, 8566560), (2520, 8185824), (2580, 7995456), (2592, 7958440), (2644, 7801920), (2688, 7674210), (2709, 7614720), (2752, 7495740), (2835, 7276288), (2880, 7162596), (3010, 6853248), (3024, 6821520), (3096, 6662880), (3240, 6366752), (3305, 6241536), (3360, 6139368), (3440, 5996592), (3456, 5968830), (3483, 5922560), (3612, 5711040), (3780, 5457216), (3840, 5371947), (3870, 5330304), (3966, 5201280), (4032, 5116140), (4128, 4997160), (4320, 4775064), (4480, 4604526), (4515, 4568832), (4536, 4547680), (4627, 4458240), (4644, 4441920), (4816, 4283280), (5040, 4092912), (5160, 3997728), (5184, 3979220), (5288, 3900960), (5376, 3837105), (5418, 3807360), (5504, 3747870), (5670, 3638144), (5760, 3581298), (5805, 3553536), (5949, 3467520), (6020, 3426624), (6048, 3410760), (6192, 3331440), (6480, 3183376), (6610, 3120768), (6720, 3069684), (6880, 2998296), (6912, 2984415), (6966, 2961280), (7224, 2855520), (7560, 2728608), (7740, 2665152), (7932, 2600640), (8064, 2558070), (8127, 2538240), (8256, 2498580), (8640, 2387532), (8960, 2302263), (9030, 2284416), (9072, 2273840), (9254, 2229120), (9288, 2220960), (9632, 2141640), (9915, 2080512), (10080, 2046456), (10320, 1998864), (10368, 1989610), (10576, 1950480), (10836, 1903680), (11008, 1873935), (11340, 1819072), (11520, 1790649), (11610, 1776768), (11898, 1733760), (12040, 1713312), (12096, 1705380), (12384, 1665720), (12960, 1591688), (13220, 1560384), (13440, 1534842), (13545, 1522944), (13760, 1499148), (13881, 1486080), (13932, 1480640), (14448, 1427760), (15120, 1364304), (15480, 1332576), (15864, 1300320), (16128, 1279035), (16254, 1269120), (16512, 1249290), (17280, 1193766), (17415, 1184512), (17847, 1155840), (18060, 1142208), (18144, 1136920), (18508, 1114560), (18576, 1110480), (19264, 1070820), (19830, 1040256), (20160, 1023228), (20640, 999432), (20736, 994805), (21152, 975240), (21672, 951840), (22680, 909536), (23135, 891648), (23220, 888384), (23796, 866880), (24080, 856656), (24192, 852690), (24381, 846080), (24768, 832860), (25920, 795844), (26440, 780192), (26880, 767421), (27090, 761472), (27520, 749574), (27762, 743040), (27864, 740320), (28423, 725760), (28896, 713880), (29745, 693504), (30240, 682152), (30960, 666288), (31728, 650160), (32508, 634560), (33024, 624645), (34560, 596883), (34830, 592256), (35694, 577920), (36120, 571104), (36288, 568460), (37016, 557280), (37152, 555240), (38528, 535410), (39660, 520128), (40320, 511614), (40635, 507648), (41280, 499716), (41643, 495360), (42304, 487620), (43344, 475920), (45360, 454768), (46270, 445824), (46440, 444192), (47592, 433440), (48160, 428328), (48384, 426345), (48762, 423040), (49536, 416430), (51840, 397922), (52880, 390096), (53541, 385280), (54180, 380736), (55040, 374787), (55524, 371520), (55728, 370160), (56846, 362880), (57792, 356940), (59490, 346752), (60480, 341076), (61920, 333144), (63456, 325080), (65016, 317280), (69405, 297216), (69660, 296128), (71388, 288960), (72240, 285552), (72576, 284230), (74032, 278640), (74304, 277620), (77056, 267705), (79320, 260064), (80640, 255807), (81270, 253824), (82560, 249858), (83286, 247680), (84608, 243810), (85269, 241920), (86688, 237960), (89235, 231168), (90720, 227384), (92540, 222912), (92880, 222096), (95184, 216720), (96320, 214164), (97524, 211520), (99072, 208215), (103680, 198961), (105760, 195048), (107082, 192640), (108360, 190368), (111048, 185760), (111456, 185080), (113692, 181440), (115584, 178470), (118980, 173376), (120960, 170538), (121905, 169216), (123840, 166572), (124929, 165120), (126912, 162540), (130032, 158640), (138810, 148608), (139320, 148064), (142115, 145152), (142776, 144480)]