20890840320

素因数分解:

$2^8\times 3^2\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{311}}^1$

素因数の和:376

約数の個数: 864

約数和(自身を含む): 89537011200

約数和(自身を除く): 68646170880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 28, 30, 32, 34, 35, 36, 40, 42, 45, 48, 49, 51, 56, 60, 63, 64, 68, 70, 72, 80, 84, 85, 90, 96, 98, 102, 105, 112, 119, 120, 126, 128, 136, 140, 144, 147, 153, 160, 168, 170, 180, 192, 196, 204, 210, 224, 238, 240, 245, 252, 255, 256, 272, 280, 288, 294, 306, 311, 315, 320, 336, 340, 343, 357, 360, 384, 392, 408, 420, 441, 448, 476, 480, 490, 504, 510, 544, 560, 576, 588, 595, 612, 622, 630, 640, 672, 680, 686, 714, 720, 735, 765, 768, 784, 816, 833, 840, 882, 896, 933, 952, 960, 980, 1008, 1020, 1029, 1071, 1088, 1120, 1152, 1176, 1190, 1224, 1244, 1260, 1280, 1344, 1360, 1372, 1428, 1440, 1470, 1530, 1555, 1568, 1632, 1666, 1680, 1715, 1764, 1785, 1792, 1866, 1904, 1920, 1960, 2016, 2040, 2058, 2142, 2176, 2177, 2205, 2240, 2304, 2352, 2380, 2448, 2488, 2499, 2520, 2688, 2720, 2744, 2799, 2856, 2880, 2940, 3060, 3087, 3110, 3136, 3264, 3332, 3360, 3430, 3528, 3570, 3732, 3808, 3840, 3920, 4032, 4080, 4116, 4165, 4284, 4352, 4354, 4410, 4480, 4665, 4704, 4760, 4896, 4976, 4998, 5040, 5145, 5287, 5355, 5376, 5440, 5488, 5598, 5712, 5760, 5831, 5880, 6120, 6174, 6220, 6272, 6528, 6531, 6664, 6720, 6860, 7056, 7140, 7464, 7497, 7616, 7840, 8064, 8160, 8232, 8330, 8568, 8708, 8820, 8960, 9330, 9408, 9520, 9792, 9952, 9996, 10080, 10290, 10574, 10710, 10880, 10885, 10976, 11196, 11424, 11520, 11662, 11760, 12240, 12348, 12440, 12495, 12544, 13056, 13062, 13328, 13440, 13720, 13995, 14112, 14280, 14928, 14994, 15232, 15239, 15435, 15680, 15861, 16128, 16320, 16464, 16660, 17136, 17416, 17493, 17640, 18660, 18816, 19040, 19584, 19593, 19904, 19992, 20160, 20580, 21148, 21420, 21760, 21770, 21952, 22392, 22848, 23324, 23520, 24480, 24696, 24880, 24990, 26124, 26435, 26656, 26880, 27440, 27990, 28224, 28560, 29155, 29856, 29988, 30464, 30478, 30870, 31360, 31722, 32640, 32655, 32928, 33320, 34272, 34832, 34986, 35280, 37009, 37320, 37485, 37632, 38080, 39168, 39186, 39808, 39984, 40320, 41160, 42296, 42840, 43540, 43904, 44784, 45696, 45717, 46648, 47040, 47583, 48960, 49392, 49760, 49980, 52248, 52479, 52870, 53312, 54880, 55980, 56448, 57120, 58310, 59712, 59976, 60956, 61740, 62720, 63444, 65280, 65310, 65856, 66640, 68544, 69664, 69972, 70560, 74018, 74640, 74970, 76160, 76195, 78372, 79305, 79616, 79968, 80640, 82320, 84592, 85680, 87080, 87465, 87808, 89568, 91392, 91434, 93296, 94080, 95166, 97920, 97965, 98784, 99520, 99960, 104496, 104958, 105740, 106624, 106673, 109760, 111027, 111960, 112896, 114240, 116620, 119424, 119952, 121912, 123480, 126888, 130620, 131712, 133280, 137088, 137151, 139328, 139944, 141120, 148036, 149280, 149940, 152320, 152390, 156744, 158610, 159936, 164640, 169184, 171360, 174160, 174930, 179136, 182868, 185045, 186592, 188160, 190332, 195840, 195930, 197568, 199040, 199920, 208992, 209916, 211480, 213248, 213346, 219520, 222054, 223920, 228480, 228585, 233240, 237915, 238848, 239904, 243824, 246960, 253776, 259063, 261240, 262395, 263424, 266560, 274176, 274302, 278656, 279888, 282240, 296072, 298560, 299880, 304780, 313488, 317220, 319872, 320019, 329280, 333081, 338368, 342720, 348320, 349860, 358272, 365736, 370090, 373184, 380664, 391860, 395136, 398080, 399840, 417984, 419832, 422960, 426692, 439040, 444108, 447840, 456960, 457170, 466480, 475830, 479808, 487648, 493920, 507552, 518126, 522480, 524790, 533120, 533365, 548604, 555135, 557312, 559776, 564480, 592144, 597120, 599760, 609560, 626976, 634440, 639744, 640038, 658560, 666162, 676736, 685440, 685755, 696640, 699720, 716544, 731472, 740180, 746368, 761328, 777189, 783720, 790272, 799680, 835968, 839664, 845920, 853384, 888216, 895680, 914340, 932960, 951660, 959616, 960057, 975296, 987840, 1015104, 1036252, 1044960, 1049580, 1066240, 1066730, 1097208, 1110270, 1119552, 1184288, 1194240, 1199520, 1219120, 1253952, 1268880, 1280076, 1295315, 1317120, 1332324, 1353472, 1370880, 1371510, 1393280, 1399440, 1462944, 1480360, 1492736, 1522656, 1554378, 1567440, 1599360, 1600095, 1665405, 1671936, 1679328, 1691840, 1706768, 1776432, 1791360, 1813441, 1828680, 1865920, 1903320, 1919232, 1920114, 1950592, 1975680, 2030208, 2072504, 2089920, 2099160, 2133460, 2194416, 2220540, 2239104, 2331567, 2368576, 2399040, 2438240, 2507904, 2537760, 2560152, 2590630, 2664648, 2743020, 2786560, 2798880, 2925888, 2960720, 3045312, 3108756, 3134880, 3198720, 3200190, 3330810, 3358656, 3383680, 3413536, 3552864, 3582720, 3626882, 3657360, 3731840, 3806640, 3840228, 3885945, 3901184, 3951360, 4060416, 4145008, 4179840, 4198320, 4266920, 4388832, 4441080, 4478208, 4663134, 4737152, 4798080, 4800285, 4876480, 5015808, 5075520, 5120304, 5181260, 5329296, 5440323, 5486040, 5597760, 5851776, 5921440, 6090624, 6217512, 6269760, 6400380, 6661620, 6717312, 6767360, 6827072, 7105728, 7253764, 7314720, 7463680, 7613280, 7680456, 7771890, 8290016, 8359680, 8396640, 8533840, 8777664, 8882160, 9067205, 9326268, 9474304, 9596160, 9600570, 9752960, 10151040, 10240608, 10362520, 10658592, 10880646, 10972080, 11195520, 11657835, 11703552, 11842880, 12181248, 12435024, 12539520, 12800760, 13323240, 13434624, 13654144, 14211456, 14507528, 14629440, 15226560, 15360912, 15543780, 16320969, 16580032, 16793280, 17067680, 17555328, 17764320, 18134410, 18652536, 19201140, 19505920, 20302080, 20481216, 20725040, 21317184, 21761292, 21944160, 22391040, 23315670, 23685760, 24870048, 25079040, 25601520, 26646480, 27201615, 27308288, 28422912, 29015056, 29258880, 30453120, 30721824, 31087560, 32641938, 33160064, 33586560, 34135360, 35110656, 35528640, 36268820, 37305072, 38402280, 40962432, 41450080, 42634368, 43522584, 43888320, 46631340, 47371520, 49740096, 51203040, 53292960, 54403230, 58030112, 58517760, 60906240, 61443648, 62175120, 65283876, 66320128, 67173120, 68270720, 71057280, 72537640, 74610144, 76804560, 81604845, 81924864, 82900160, 85268736, 87045168, 87776640, 93262680, 99480192, 102406080, 106585920, 108806460, 116060224, 122887296, 124350240, 130567752, 136541440, 142114560, 145075280, 149220288, 153609120, 163209690, 165800320, 174090336, 175553280, 186525360, 198960384, 204812160, 213171840, 217612920, 232120448, 245774592, 248700480, 261135504, 290150560, 298440576, 307218240, 326419380, 331600640, 348180672, 373050720, 409624320, 426343680, 435225840, 464240896, 497400960, 522271008, 580301120, 596881152, 614436480, 652838760, 696361344, 746101440, 870451680, 994801920, 1044542016, 1160602240, 1228872960, 1305677520, 1392722688, 1492202880, 1740903360, 2089084032, 2321204480, 2611355040, 2984405760, 3481806720, 4178168064, 5222710080, 6963613440, 10445420160, 20890840320]

約数ペア:

[(1, 20890840320), (2, 10445420160), (3, 6963613440), (4, 5222710080), (5, 4178168064), (6, 3481806720), (7, 2984405760), (8, 2611355040), (9, 2321204480), (10, 2089084032), (12, 1740903360), (14, 1492202880), (15, 1392722688), (16, 1305677520), (17, 1228872960), (18, 1160602240), (20, 1044542016), (21, 994801920), (24, 870451680), (28, 746101440), (30, 696361344), (32, 652838760), (34, 614436480), (35, 596881152), (36, 580301120), (40, 522271008), (42, 497400960), (45, 464240896), (48, 435225840), (49, 426343680), (51, 409624320), (56, 373050720), (60, 348180672), (63, 331600640), (64, 326419380), (68, 307218240), (70, 298440576), (72, 290150560), (80, 261135504), (84, 248700480), (85, 245774592), (90, 232120448), (96, 217612920), (98, 213171840), (102, 204812160), (105, 198960384), (112, 186525360), (119, 175553280), (120, 174090336), (126, 165800320), (128, 163209690), (136, 153609120), (140, 149220288), (144, 145075280), (147, 142114560), (153, 136541440), (160, 130567752), (168, 124350240), (170, 122887296), (180, 116060224), (192, 108806460), (196, 106585920), (204, 102406080), (210, 99480192), (224, 93262680), (238, 87776640), (240, 87045168), (245, 85268736), (252, 82900160), (255, 81924864), (256, 81604845), (272, 76804560), (280, 74610144), (288, 72537640), (294, 71057280), (306, 68270720), (311, 67173120), (315, 66320128), (320, 65283876), (336, 62175120), (340, 61443648), (343, 60906240), (357, 58517760), (360, 58030112), (384, 54403230), (392, 53292960), (408, 51203040), (420, 49740096), (441, 47371520), (448, 46631340), (476, 43888320), (480, 43522584), (490, 42634368), (504, 41450080), (510, 40962432), (544, 38402280), (560, 37305072), (576, 36268820), (588, 35528640), (595, 35110656), (612, 34135360), (622, 33586560), (630, 33160064), (640, 32641938), (672, 31087560), (680, 30721824), (686, 30453120), (714, 29258880), (720, 29015056), (735, 28422912), (765, 27308288), (768, 27201615), (784, 26646480), (816, 25601520), (833, 25079040), (840, 24870048), (882, 23685760), (896, 23315670), (933, 22391040), (952, 21944160), (960, 21761292), (980, 21317184), (1008, 20725040), (1020, 20481216), (1029, 20302080), (1071, 19505920), (1088, 19201140), (1120, 18652536), (1152, 18134410), (1176, 17764320), (1190, 17555328), (1224, 17067680), (1244, 16793280), (1260, 16580032), (1280, 16320969), (1344, 15543780), (1360, 15360912), (1372, 15226560), (1428, 14629440), (1440, 14507528), (1470, 14211456), (1530, 13654144), (1555, 13434624), (1568, 13323240), (1632, 12800760), (1666, 12539520), (1680, 12435024), (1715, 12181248), (1764, 11842880), (1785, 11703552), (1792, 11657835), (1866, 11195520), (1904, 10972080), (1920, 10880646), (1960, 10658592), (2016, 10362520), (2040, 10240608), (2058, 10151040), (2142, 9752960), (2176, 9600570), (2177, 9596160), (2205, 9474304), (2240, 9326268), (2304, 9067205), (2352, 8882160), (2380, 8777664), (2448, 8533840), (2488, 8396640), (2499, 8359680), (2520, 8290016), (2688, 7771890), (2720, 7680456), (2744, 7613280), (2799, 7463680), (2856, 7314720), (2880, 7253764), (2940, 7105728), (3060, 6827072), (3087, 6767360), (3110, 6717312), (3136, 6661620), (3264, 6400380), (3332, 6269760), (3360, 6217512), (3430, 6090624), (3528, 5921440), (3570, 5851776), (3732, 5597760), (3808, 5486040), (3840, 5440323), (3920, 5329296), (4032, 5181260), (4080, 5120304), (4116, 5075520), (4165, 5015808), (4284, 4876480), (4352, 4800285), (4354, 4798080), (4410, 4737152), (4480, 4663134), (4665, 4478208), (4704, 4441080), (4760, 4388832), (4896, 4266920), (4976, 4198320), (4998, 4179840), (5040, 4145008), (5145, 4060416), (5287, 3951360), (5355, 3901184), (5376, 3885945), (5440, 3840228), (5488, 3806640), (5598, 3731840), (5712, 3657360), (5760, 3626882), (5831, 3582720), (5880, 3552864), (6120, 3413536), (6174, 3383680), (6220, 3358656), (6272, 3330810), (6528, 3200190), (6531, 3198720), (6664, 3134880), (6720, 3108756), (6860, 3045312), (7056, 2960720), (7140, 2925888), (7464, 2798880), (7497, 2786560), (7616, 2743020), (7840, 2664648), (8064, 2590630), (8160, 2560152), (8232, 2537760), (8330, 2507904), (8568, 2438240), (8708, 2399040), (8820, 2368576), (8960, 2331567), (9330, 2239104), (9408, 2220540), (9520, 2194416), (9792, 2133460), (9952, 2099160), (9996, 2089920), (10080, 2072504), (10290, 2030208), (10574, 1975680), (10710, 1950592), (10880, 1920114), (10885, 1919232), (10976, 1903320), (11196, 1865920), (11424, 1828680), (11520, 1813441), (11662, 1791360), (11760, 1776432), (12240, 1706768), (12348, 1691840), (12440, 1679328), (12495, 1671936), (12544, 1665405), (13056, 1600095), (13062, 1599360), (13328, 1567440), (13440, 1554378), (13720, 1522656), (13995, 1492736), (14112, 1480360), (14280, 1462944), (14928, 1399440), (14994, 1393280), (15232, 1371510), (15239, 1370880), (15435, 1353472), (15680, 1332324), (15861, 1317120), (16128, 1295315), (16320, 1280076), (16464, 1268880), (16660, 1253952), (17136, 1219120), (17416, 1199520), (17493, 1194240), (17640, 1184288), (18660, 1119552), (18816, 1110270), (19040, 1097208), (19584, 1066730), (19593, 1066240), (19904, 1049580), (19992, 1044960), (20160, 1036252), (20580, 1015104), (21148, 987840), (21420, 975296), (21760, 960057), (21770, 959616), (21952, 951660), (22392, 932960), (22848, 914340), (23324, 895680), (23520, 888216), (24480, 853384), (24696, 845920), (24880, 839664), (24990, 835968), (26124, 799680), (26435, 790272), (26656, 783720), (26880, 777189), (27440, 761328), (27990, 746368), (28224, 740180), (28560, 731472), (29155, 716544), (29856, 699720), (29988, 696640), (30464, 685755), (30478, 685440), (30870, 676736), (31360, 666162), (31722, 658560), (32640, 640038), (32655, 639744), (32928, 634440), (33320, 626976), (34272, 609560), (34832, 599760), (34986, 597120), (35280, 592144), (37009, 564480), (37320, 559776), (37485, 557312), (37632, 555135), (38080, 548604), (39168, 533365), (39186, 533120), (39808, 524790), (39984, 522480), (40320, 518126), (41160, 507552), (42296, 493920), (42840, 487648), (43540, 479808), (43904, 475830), (44784, 466480), (45696, 457170), (45717, 456960), (46648, 447840), (47040, 444108), (47583, 439040), (48960, 426692), (49392, 422960), (49760, 419832), (49980, 417984), (52248, 399840), (52479, 398080), (52870, 395136), (53312, 391860), (54880, 380664), (55980, 373184), (56448, 370090), (57120, 365736), (58310, 358272), (59712, 349860), (59976, 348320), (60956, 342720), (61740, 338368), (62720, 333081), (63444, 329280), (65280, 320019), (65310, 319872), (65856, 317220), (66640, 313488), (68544, 304780), (69664, 299880), (69972, 298560), (70560, 296072), (74018, 282240), (74640, 279888), (74970, 278656), (76160, 274302), (76195, 274176), (78372, 266560), (79305, 263424), (79616, 262395), (79968, 261240), (80640, 259063), (82320, 253776), (84592, 246960), (85680, 243824), (87080, 239904), (87465, 238848), (87808, 237915), (89568, 233240), (91392, 228585), (91434, 228480), (93296, 223920), (94080, 222054), (95166, 219520), (97920, 213346), (97965, 213248), (98784, 211480), (99520, 209916), (99960, 208992), (104496, 199920), (104958, 199040), (105740, 197568), (106624, 195930), (106673, 195840), (109760, 190332), (111027, 188160), (111960, 186592), (112896, 185045), (114240, 182868), (116620, 179136), (119424, 174930), (119952, 174160), (121912, 171360), (123480, 169184), (126888, 164640), (130620, 159936), (131712, 158610), (133280, 156744), (137088, 152390), (137151, 152320), (139328, 149940), (139944, 149280), (141120, 148036)]