20728566144

素因数分解:

$2^7\times 3^4\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:133

約数の個数: 960

約数和(自身を含む): 77215501440

約数和(自身を除く): 56486935296

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 22, 24, 26, 27, 31, 32, 33, 36, 39, 41, 44, 48, 52, 54, 62, 64, 66, 72, 78, 81, 82, 88, 93, 96, 99, 104, 108, 117, 121, 123, 124, 128, 132, 143, 144, 156, 162, 164, 176, 186, 192, 198, 208, 216, 234, 242, 246, 248, 264, 279, 286, 288, 297, 312, 324, 328, 341, 351, 352, 363, 369, 372, 384, 396, 403, 416, 429, 432, 451, 468, 484, 492, 496, 528, 533, 558, 572, 576, 594, 624, 648, 656, 682, 702, 704, 726, 738, 744, 792, 806, 832, 837, 858, 864, 891, 902, 936, 968, 984, 992, 1023, 1053, 1056, 1066, 1089, 1107, 1116, 1144, 1152, 1188, 1209, 1248, 1271, 1287, 1296, 1312, 1353, 1364, 1404, 1408, 1452, 1476, 1488, 1573, 1584, 1599, 1612, 1664, 1674, 1716, 1728, 1782, 1804, 1872, 1936, 1968, 1984, 2046, 2106, 2112, 2132, 2178, 2214, 2232, 2288, 2376, 2418, 2496, 2511, 2542, 2574, 2592, 2624, 2706, 2728, 2808, 2904, 2952, 2976, 3069, 3146, 3168, 3198, 3224, 3267, 3321, 3348, 3432, 3456, 3564, 3608, 3627, 3744, 3751, 3813, 3861, 3872, 3936, 3968, 4059, 4092, 4212, 4224, 4264, 4356, 4428, 4433, 4464, 4576, 4719, 4752, 4797, 4836, 4961, 4992, 5022, 5084, 5148, 5184, 5248, 5412, 5456, 5616, 5808, 5863, 5904, 5952, 6138, 6292, 6336, 6396, 6448, 6534, 6642, 6696, 6864, 7128, 7216, 7254, 7488, 7502, 7626, 7722, 7744, 7872, 8118, 8184, 8424, 8528, 8712, 8856, 8866, 8928, 9152, 9207, 9438, 9504, 9594, 9672, 9801, 9922, 10044, 10168, 10296, 10368, 10824, 10881, 10912, 11232, 11253, 11439, 11583, 11616, 11726, 11808, 11904, 12177, 12276, 12584, 12672, 12792, 12896, 13068, 13284, 13299, 13392, 13728, 13981, 14157, 14256, 14391, 14432, 14508, 14883, 14976, 15004, 15252, 15444, 15488, 15744, 16236, 16368, 16523, 16848, 17056, 17424, 17589, 17712, 17732, 17856, 18304, 18414, 18876, 19008, 19188, 19344, 19602, 19844, 20088, 20336, 20592, 21648, 21762, 21824, 22464, 22506, 22878, 23166, 23232, 23452, 23616, 24354, 24552, 25168, 25584, 25792, 26136, 26568, 26598, 26784, 27456, 27621, 27962, 28314, 28512, 28782, 28864, 29016, 29766, 30008, 30504, 30888, 32472, 32643, 32736, 33046, 33696, 33759, 34112, 34317, 34848, 35178, 35424, 35464, 35712, 36531, 36828, 37752, 38016, 38376, 38688, 39204, 39688, 39897, 40176, 40672, 41184, 41943, 42471, 43173, 43296, 43524, 43648, 44649, 44928, 45012, 45756, 46332, 46464, 46904, 47232, 48708, 48763, 49104, 49569, 50336, 51168, 51584, 52272, 52767, 53136, 53196, 53568, 54912, 55242, 55924, 56628, 57024, 57564, 57728, 58032, 59532, 60016, 61008, 61776, 64493, 64944, 65286, 65472, 66092, 67392, 67518, 68224, 68634, 69696, 70356, 70848, 70928, 73062, 73656, 75504, 76752, 77376, 78408, 79376, 79794, 80352, 81344, 82368, 83886, 84942, 86346, 86592, 87048, 89298, 90024, 91512, 92664, 93808, 97416, 97526, 98208, 99138, 100672, 101277, 102336, 102951, 104544, 105534, 106272, 106392, 107136, 110484, 111848, 113256, 114048, 115128, 116064, 119064, 119691, 120032, 122016, 123552, 125829, 127413, 128986, 129888, 130572, 130944, 132184, 133947, 134784, 135036, 137268, 139392, 140712, 141696, 141856, 146124, 146289, 147312, 148707, 151008, 153504, 153791, 154752, 156816, 158301, 158752, 159588, 160704, 162688, 164736, 167772, 169884, 172692, 173184, 174096, 178596, 180048, 181753, 183024, 185328, 187616, 193479, 194832, 195052, 196416, 198276, 201344, 202554, 204672, 205902, 209088, 211068, 212544, 212784, 220968, 223696, 226512, 230256, 232128, 238128, 239382, 240064, 244032, 247104, 251658, 254826, 257972, 259776, 261144, 264368, 267894, 270072, 274536, 281424, 283712, 292248, 292578, 294624, 297414, 302016, 303831, 307008, 307582, 313632, 316602, 317504, 319176, 321408, 335544, 339768, 345384, 348192, 357192, 359073, 360096, 363506, 366048, 370656, 375232, 377487, 386958, 389664, 390104, 392832, 396552, 401841, 405108, 411804, 418176, 422136, 425088, 425568, 438867, 441936, 446121, 447392, 453024, 460512, 461373, 464256, 474903, 476256, 478764, 480128, 488064, 494208, 503316, 509652, 515944, 519552, 522288, 528736, 535788, 540144, 545259, 549072, 562848, 567424, 580437, 584496, 585156, 589248, 594828, 604032, 607662, 614016, 615164, 627264, 633204, 635008, 638352, 671088, 679536, 690768, 696384, 714384, 718146, 720192, 727012, 732096, 741312, 750464, 754974, 773916, 779328, 780208, 793104, 803682, 810216, 823608, 844272, 851136, 877734, 883872, 892242, 894784, 906048, 921024, 922746, 949806, 952512, 957528, 1006632, 1019304, 1031888, 1044576, 1057472, 1071576, 1080288, 1090518, 1098144, 1125696, 1132461, 1160874, 1168992, 1170312, 1178496, 1189656, 1215324, 1230328, 1254528, 1266408, 1276704, 1316601, 1338363, 1342176, 1359072, 1381536, 1384119, 1392768, 1428768, 1436292, 1440384, 1454024, 1464192, 1482624, 1509948, 1547832, 1558656, 1560416, 1586208, 1607364, 1620432, 1635777, 1647216, 1688544, 1702272, 1741311, 1755468, 1767744, 1784484, 1789568, 1812096, 1842048, 1845492, 1899612, 1905024, 1915056, 1999283, 2013264, 2038608, 2063776, 2089152, 2114944, 2143152, 2160576, 2181036, 2196288, 2251392, 2264922, 2321748, 2337984, 2340624, 2379312, 2430648, 2460656, 2532816, 2553408, 2633202, 2676726, 2684352, 2718144, 2763072, 2768238, 2857536, 2872584, 2908048, 3019896, 3095664, 3120832, 3172416, 3214728, 3240864, 3271554, 3294432, 3377088, 3482622, 3510936, 3535488, 3568968, 3690984, 3799224, 3830112, 3949803, 3998566, 4026528, 4077216, 4127552, 4152357, 4178304, 4286304, 4321152, 4362072, 4392576, 4529844, 4643496, 4675968, 4681248, 4758624, 4861296, 4907331, 4921312, 5065632, 5106816, 5223933, 5266404, 5353452, 5368704, 5436288, 5526144, 5536476, 5715072, 5745168, 5816096, 5997849, 6039792, 6191328, 6241664, 6344832, 6429456, 6481728, 6543108, 6588864, 6754176, 6965244, 7021872, 7137936, 7381968, 7598448, 7660224, 7899606, 7997132, 8053056, 8154432, 8255104, 8304714, 8572608, 8724144, 9059688, 9286992, 9362496, 9517248, 9722592, 9814662, 9842624, 10131264, 10447866, 10532808, 10706904, 11072952, 11490336, 11632192, 11995698, 12079584, 12382656, 12457071, 12858912, 12963456, 13086216, 13177728, 13930488, 14043744, 14275872, 14721993, 14763936, 15196896, 15320448, 15799212, 15994264, 16106112, 16308864, 16609428, 17145216, 17448288, 17993547, 18119376, 18573984, 18724992, 19034496, 19445184, 19629324, 19685248, 20262528, 20895732, 21065616, 21413808, 22145904, 22980672, 23264384, 23991396, 24159168, 24765312, 24914142, 25717824, 26172432, 27860976, 28087488, 28551744, 29443986, 29527872, 30393792, 31598424, 31988528, 33218856, 34896576, 35987094, 36238752, 37147968, 38890368, 39258648, 41791464, 42131232, 42827616, 44291808, 45961344, 47982792, 48318336, 49828284, 51435648, 52344864, 53980641, 55721952, 56174976, 57103488, 58887972, 59055744, 60787584, 63196848, 63977056, 66437712, 69793152, 71974188, 72477504, 74295936, 78517296, 83582928, 84262464, 85655232, 88583616, 95965584, 99656568, 104689728, 107961282, 111443904, 117775944, 126393696, 127954112, 132875424, 143948376, 144955008, 157034592, 161941923, 167165856, 168524928, 171310464, 177167232, 191931168, 199313136, 209379456, 215922564, 222887808, 235551888, 252787392, 255908224, 265750848, 287896752, 314069184, 323883846, 334331712, 383862336, 398626272, 431845128, 471103776, 505574784, 531501696, 575793504, 628138368, 647767692, 668663424, 767724672, 797252544, 863690256, 942207552, 1151587008, 1295535384, 1594505088, 1727380512, 1884415104, 2303174016, 2591070768, 3454761024, 5182141536, 6909522048, 10364283072, 20728566144]

約数ペア:

[(1, 20728566144), (2, 10364283072), (3, 6909522048), (4, 5182141536), (6, 3454761024), (8, 2591070768), (9, 2303174016), (11, 1884415104), (12, 1727380512), (13, 1594505088), (16, 1295535384), (18, 1151587008), (22, 942207552), (24, 863690256), (26, 797252544), (27, 767724672), (31, 668663424), (32, 647767692), (33, 628138368), (36, 575793504), (39, 531501696), (41, 505574784), (44, 471103776), (48, 431845128), (52, 398626272), (54, 383862336), (62, 334331712), (64, 323883846), (66, 314069184), (72, 287896752), (78, 265750848), (81, 255908224), (82, 252787392), (88, 235551888), (93, 222887808), (96, 215922564), (99, 209379456), (104, 199313136), (108, 191931168), (117, 177167232), (121, 171310464), (123, 168524928), (124, 167165856), (128, 161941923), (132, 157034592), (143, 144955008), (144, 143948376), (156, 132875424), (162, 127954112), (164, 126393696), (176, 117775944), (186, 111443904), (192, 107961282), (198, 104689728), (208, 99656568), (216, 95965584), (234, 88583616), (242, 85655232), (246, 84262464), (248, 83582928), (264, 78517296), (279, 74295936), (286, 72477504), (288, 71974188), (297, 69793152), (312, 66437712), (324, 63977056), (328, 63196848), (341, 60787584), (351, 59055744), (352, 58887972), (363, 57103488), (369, 56174976), (372, 55721952), (384, 53980641), (396, 52344864), (403, 51435648), (416, 49828284), (429, 48318336), (432, 47982792), (451, 45961344), (468, 44291808), (484, 42827616), (492, 42131232), (496, 41791464), (528, 39258648), (533, 38890368), (558, 37147968), (572, 36238752), (576, 35987094), (594, 34896576), (624, 33218856), (648, 31988528), (656, 31598424), (682, 30393792), (702, 29527872), (704, 29443986), (726, 28551744), (738, 28087488), (744, 27860976), (792, 26172432), (806, 25717824), (832, 24914142), (837, 24765312), (858, 24159168), (864, 23991396), (891, 23264384), (902, 22980672), (936, 22145904), (968, 21413808), (984, 21065616), (992, 20895732), (1023, 20262528), (1053, 19685248), (1056, 19629324), (1066, 19445184), (1089, 19034496), (1107, 18724992), (1116, 18573984), (1144, 18119376), (1152, 17993547), (1188, 17448288), (1209, 17145216), (1248, 16609428), (1271, 16308864), (1287, 16106112), (1296, 15994264), (1312, 15799212), (1353, 15320448), (1364, 15196896), (1404, 14763936), (1408, 14721993), (1452, 14275872), (1476, 14043744), (1488, 13930488), (1573, 13177728), (1584, 13086216), (1599, 12963456), (1612, 12858912), (1664, 12457071), (1674, 12382656), (1716, 12079584), (1728, 11995698), (1782, 11632192), (1804, 11490336), (1872, 11072952), (1936, 10706904), (1968, 10532808), (1984, 10447866), (2046, 10131264), (2106, 9842624), (2112, 9814662), (2132, 9722592), (2178, 9517248), (2214, 9362496), (2232, 9286992), (2288, 9059688), (2376, 8724144), (2418, 8572608), (2496, 8304714), (2511, 8255104), (2542, 8154432), (2574, 8053056), (2592, 7997132), (2624, 7899606), (2706, 7660224), (2728, 7598448), (2808, 7381968), (2904, 7137936), (2952, 7021872), (2976, 6965244), (3069, 6754176), (3146, 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(7488, 2768238), (7502, 2763072), (7626, 2718144), (7722, 2684352), (7744, 2676726), (7872, 2633202), (8118, 2553408), (8184, 2532816), (8424, 2460656), (8528, 2430648), (8712, 2379312), (8856, 2340624), (8866, 2337984), (8928, 2321748), (9152, 2264922), (9207, 2251392), (9438, 2196288), (9504, 2181036), (9594, 2160576), (9672, 2143152), (9801, 2114944), (9922, 2089152), (10044, 2063776), (10168, 2038608), (10296, 2013264), (10368, 1999283), (10824, 1915056), (10881, 1905024), (10912, 1899612), (11232, 1845492), (11253, 1842048), (11439, 1812096), (11583, 1789568), (11616, 1784484), (11726, 1767744), (11808, 1755468), (11904, 1741311), (12177, 1702272), (12276, 1688544), (12584, 1647216), (12672, 1635777), (12792, 1620432), (12896, 1607364), (13068, 1586208), (13284, 1560416), (13299, 1558656), (13392, 1547832), (13728, 1509948), (13981, 1482624), (14157, 1464192), (14256, 1454024), (14391, 1440384), (14432, 1436292), (14508, 1428768), (14883, 1392768), (14976, 1384119), (15004, 1381536), (15252, 1359072), (15444, 1342176), (15488, 1338363), (15744, 1316601), (16236, 1276704), (16368, 1266408), (16523, 1254528), (16848, 1230328), (17056, 1215324), (17424, 1189656), (17589, 1178496), (17712, 1170312), (17732, 1168992), (17856, 1160874), (18304, 1132461), (18414, 1125696), (18876, 1098144), (19008, 1090518), (19188, 1080288), (19344, 1071576), (19602, 1057472), (19844, 1044576), (20088, 1031888), (20336, 1019304), (20592, 1006632), (21648, 957528), (21762, 952512), (21824, 949806), (22464, 922746), (22506, 921024), (22878, 906048), (23166, 894784), (23232, 892242), (23452, 883872), (23616, 877734), (24354, 851136), (24552, 844272), (25168, 823608), (25584, 810216), (25792, 803682), (26136, 793104), (26568, 780208), (26598, 779328), (26784, 773916), (27456, 754974), (27621, 750464), (27962, 741312), (28314, 732096), (28512, 727012), (28782, 720192), (28864, 718146), (29016, 714384), (29766, 696384), (30008, 690768), (30504, 679536), (30888, 671088), (32472, 638352), (32643, 635008), (32736, 633204), (33046, 627264), (33696, 615164), (33759, 614016), (34112, 607662), (34317, 604032), (34848, 594828), (35178, 589248), (35424, 585156), (35464, 584496), (35712, 580437), (36531, 567424), (36828, 562848), (37752, 549072), (38016, 545259), (38376, 540144), (38688, 535788), (39204, 528736), (39688, 522288), (39897, 519552), (40176, 515944), (40672, 509652), (41184, 503316), (41943, 494208), (42471, 488064), (43173, 480128), (43296, 478764), (43524, 476256), (43648, 474903), (44649, 464256), (44928, 461373), (45012, 460512), (45756, 453024), (46332, 447392), (46464, 446121), (46904, 441936), (47232, 438867), (48708, 425568), (48763, 425088), (49104, 422136), (49569, 418176), (50336, 411804), (51168, 405108), (51584, 401841), (52272, 396552), (52767, 392832), (53136, 390104), (53196, 389664), (53568, 386958), (54912, 377487), (55242, 375232), (55924, 370656), (56628, 366048), (57024, 363506), (57564, 360096), (57728, 359073), (58032, 357192), (59532, 348192), (60016, 345384), (61008, 339768), (61776, 335544), (64493, 321408), (64944, 319176), (65286, 317504), (65472, 316602), (66092, 313632), (67392, 307582), (67518, 307008), (68224, 303831), (68634, 302016), (69696, 297414), (70356, 294624), (70848, 292578), (70928, 292248), (73062, 283712), (73656, 281424), (75504, 274536), (76752, 270072), (77376, 267894), (78408, 264368), (79376, 261144), (79794, 259776), (80352, 257972), (81344, 254826), (82368, 251658), (83886, 247104), (84942, 244032), (86346, 240064), (86592, 239382), (87048, 238128), (89298, 232128), (90024, 230256), (91512, 226512), (92664, 223696), (93808, 220968), (97416, 212784), (97526, 212544), (98208, 211068), (99138, 209088), (100672, 205902), (101277, 204672), (102336, 202554), (102951, 201344), (104544, 198276), (105534, 196416), (106272, 195052), (106392, 194832), (107136, 193479), (110484, 187616), (111848, 185328), (113256, 183024), (114048, 181753), (115128, 180048), (116064, 178596), (119064, 174096), (119691, 173184), (120032, 172692), (122016, 169884), (123552, 167772), (125829, 164736), (127413, 162688), (128986, 160704), (129888, 159588), (130572, 158752), (130944, 158301), (132184, 156816), (133947, 154752), (134784, 153791), (135036, 153504), (137268, 151008), (139392, 148707), (140712, 147312), (141696, 146289), (141856, 146124)]