20915000064

素因数分解:

$2^8\times 3^3\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1669}}^1$

素因数の和:1745

約数の個数: 432

約数和(自身を含む): 73935976800

約数和(自身を除く): 53020976736

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 37, 42, 48, 49, 54, 56, 63, 64, 72, 74, 84, 96, 98, 108, 111, 112, 126, 128, 144, 147, 148, 168, 189, 192, 196, 216, 222, 224, 252, 256, 259, 288, 294, 296, 333, 336, 378, 384, 392, 432, 441, 444, 448, 504, 518, 576, 588, 592, 666, 672, 756, 768, 777, 784, 864, 882, 888, 896, 999, 1008, 1036, 1152, 1176, 1184, 1323, 1332, 1344, 1512, 1554, 1568, 1669, 1728, 1764, 1776, 1792, 1813, 1998, 2016, 2072, 2304, 2331, 2352, 2368, 2646, 2664, 2688, 3024, 3108, 3136, 3338, 3456, 3528, 3552, 3626, 3996, 4032, 4144, 4662, 4704, 4736, 5007, 5292, 5328, 5376, 5439, 6048, 6216, 6272, 6676, 6912, 6993, 7056, 7104, 7252, 7992, 8064, 8288, 9324, 9408, 9472, 10014, 10584, 10656, 10878, 11683, 12096, 12432, 12544, 13352, 13986, 14112, 14208, 14504, 15021, 15984, 16128, 16317, 16576, 18648, 18816, 20028, 21168, 21312, 21756, 23366, 24192, 24864, 26704, 27972, 28224, 28416, 29008, 30042, 31968, 32634, 33152, 35049, 37296, 37632, 40056, 42336, 42624, 43512, 45063, 46732, 48384, 48951, 49728, 53408, 55944, 56448, 58016, 60084, 61753, 63936, 65268, 66304, 70098, 74592, 80112, 81781, 84672, 85248, 87024, 90126, 93464, 97902, 99456, 105147, 106816, 111888, 112896, 116032, 120168, 123506, 127872, 130536, 140196, 149184, 160224, 163562, 169344, 174048, 180252, 185259, 186928, 195804, 198912, 210294, 213632, 223776, 232064, 240336, 245343, 247012, 255744, 261072, 280392, 298368, 315441, 320448, 327124, 338688, 348096, 360504, 370518, 373856, 391608, 420588, 427264, 432271, 447552, 464128, 480672, 490686, 494024, 522144, 555777, 560784, 596736, 630882, 640896, 654248, 696192, 721008, 736029, 741036, 747712, 783216, 841176, 864542, 895104, 961344, 981372, 988048, 1044288, 1111554, 1121568, 1261764, 1281792, 1296813, 1308496, 1392384, 1442016, 1472058, 1482072, 1495424, 1566432, 1667331, 1682352, 1729084, 1790208, 1922688, 1962744, 1976096, 2088576, 2208087, 2223108, 2243136, 2523528, 2593626, 2616992, 2884032, 2944116, 2964144, 2990848, 3025897, 3132864, 3334662, 3364704, 3458168, 3845376, 3890439, 3925488, 3952192, 4177152, 4416174, 4446216, 4486272, 5047056, 5187252, 5233984, 5768064, 5888232, 5928288, 6051794, 6265728, 6669324, 6729408, 6916336, 7780878, 7850976, 7904384, 8832348, 8892432, 8972544, 9077691, 10094112, 10374504, 10467968, 11536128, 11671317, 11776464, 11856576, 12103588, 12531456, 13338648, 13458816, 13832672, 15561756, 15701952, 15808768, 17664696, 17784864, 18155382, 20188224, 20749008, 20935936, 23342634, 23552928, 23713152, 24207176, 26677296, 26917632, 27233073, 27665344, 31123512, 31403904, 35329392, 35569728, 36310764, 40376448, 41498016, 46685268, 47105856, 47426304, 48414352, 53354592, 54466146, 55330688, 62247024, 62807808, 70658784, 71139456, 72621528, 80752896, 81699219, 82996032, 93370536, 94211712, 96828704, 106709184, 108932292, 110661376, 124494048, 141317568, 142278912, 145243056, 163398438, 165992064, 186741072, 188423424, 193657408, 213418368, 217864584, 248988096, 282635136, 290486112, 326796876, 331984128, 373482144, 387314816, 426836736, 435729168, 497976192, 565270272, 580972224, 653593752, 746964288, 774629632, 871458336, 995952384, 1161944448, 1307187504, 1493928576, 1742916672, 2323888896, 2614375008, 2987857152, 3485833344, 5228750016, 6971666688, 10457500032, 20915000064]

約数ペア:

[(1, 20915000064), (2, 10457500032), (3, 6971666688), (4, 5228750016), (6, 3485833344), (7, 2987857152), (8, 2614375008), (9, 2323888896), (12, 1742916672), (14, 1493928576), (16, 1307187504), (18, 1161944448), (21, 995952384), (24, 871458336), (27, 774629632), (28, 746964288), (32, 653593752), (36, 580972224), (37, 565270272), (42, 497976192), (48, 435729168), (49, 426836736), (54, 387314816), (56, 373482144), (63, 331984128), (64, 326796876), (72, 290486112), (74, 282635136), (84, 248988096), (96, 217864584), (98, 213418368), (108, 193657408), (111, 188423424), (112, 186741072), (126, 165992064), (128, 163398438), (144, 145243056), (147, 142278912), (148, 141317568), (168, 124494048), (189, 110661376), (192, 108932292), (196, 106709184), (216, 96828704), (222, 94211712), (224, 93370536), (252, 82996032), (256, 81699219), (259, 80752896), (288, 72621528), (294, 71139456), (296, 70658784), (333, 62807808), (336, 62247024), (378, 55330688), (384, 54466146), (392, 53354592), (432, 48414352), (441, 47426304), (444, 47105856), (448, 46685268), (504, 41498016), (518, 40376448), (576, 36310764), (588, 35569728), (592, 35329392), (666, 31403904), (672, 31123512), (756, 27665344), (768, 27233073), (777, 26917632), (784, 26677296), (864, 24207176), (882, 23713152), (888, 23552928), (896, 23342634), (999, 20935936), (1008, 20749008), (1036, 20188224), (1152, 18155382), (1176, 17784864), (1184, 17664696), (1323, 15808768), (1332, 15701952), (1344, 15561756), (1512, 13832672), (1554, 13458816), (1568, 13338648), (1669, 12531456), (1728, 12103588), (1764, 11856576), (1776, 11776464), (1792, 11671317), (1813, 11536128), (1998, 10467968), (2016, 10374504), (2072, 10094112), (2304, 9077691), (2331, 8972544), (2352, 8892432), (2368, 8832348), (2646, 7904384), (2664, 7850976), (2688, 7780878), (3024, 6916336), (3108, 6729408), (3136, 6669324), (3338, 6265728), (3456, 6051794), (3528, 5928288), (3552, 5888232), (3626, 5768064), (3996, 5233984), (4032, 5187252), (4144, 5047056), (4662, 4486272), (4704, 4446216), (4736, 4416174), (5007, 4177152), (5292, 3952192), (5328, 3925488), (5376, 3890439), (5439, 3845376), (6048, 3458168), (6216, 3364704), (6272, 3334662), (6676, 3132864), (6912, 3025897), (6993, 2990848), (7056, 2964144), (7104, 2944116), (7252, 2884032), (7992, 2616992), (8064, 2593626), (8288, 2523528), (9324, 2243136), (9408, 2223108), (9472, 2208087), (10014, 2088576), (10584, 1976096), (10656, 1962744), (10878, 1922688), (11683, 1790208), (12096, 1729084), (12432, 1682352), (12544, 1667331), (13352, 1566432), (13986, 1495424), (14112, 1482072), (14208, 1472058), (14504, 1442016), (15021, 1392384), (15984, 1308496), (16128, 1296813), (16317, 1281792), (16576, 1261764), (18648, 1121568), (18816, 1111554), (20028, 1044288), (21168, 988048), (21312, 981372), (21756, 961344), (23366, 895104), (24192, 864542), (24864, 841176), (26704, 783216), (27972, 747712), (28224, 741036), (28416, 736029), (29008, 721008), (30042, 696192), (31968, 654248), (32634, 640896), (33152, 630882), (35049, 596736), (37296, 560784), (37632, 555777), (40056, 522144), (42336, 494024), (42624, 490686), (43512, 480672), (45063, 464128), (46732, 447552), (48384, 432271), (48951, 427264), (49728, 420588), (53408, 391608), (55944, 373856), (56448, 370518), (58016, 360504), (60084, 348096), (61753, 338688), (63936, 327124), (65268, 320448), (66304, 315441), (70098, 298368), (74592, 280392), (80112, 261072), (81781, 255744), (84672, 247012), (85248, 245343), (87024, 240336), (90126, 232064), (93464, 223776), (97902, 213632), (99456, 210294), (105147, 198912), (106816, 195804), (111888, 186928), (112896, 185259), (116032, 180252), (120168, 174048), (123506, 169344), (127872, 163562), (130536, 160224), (140196, 149184)]