20681549280

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{271}}^1$

素因数の和:479

約数の個数: 576

約数和(自身を含む): 82891081728

約数和(自身を除く): 62209532448

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 67, 70, 72, 80, 84, 90, 96, 105, 112, 113, 120, 126, 134, 140, 144, 160, 168, 180, 201, 210, 224, 226, 240, 252, 268, 271, 280, 288, 315, 335, 336, 339, 360, 402, 420, 452, 469, 480, 504, 536, 542, 560, 565, 603, 630, 670, 672, 678, 720, 791, 804, 813, 840, 904, 938, 1005, 1008, 1017, 1072, 1084, 1120, 1130, 1206, 1260, 1340, 1355, 1356, 1407, 1440, 1582, 1608, 1626, 1680, 1695, 1808, 1876, 1897, 2010, 2016, 2034, 2144, 2168, 2260, 2345, 2373, 2412, 2439, 2520, 2680, 2710, 2712, 2814, 3015, 3164, 3216, 3252, 3360, 3390, 3616, 3752, 3794, 3955, 4020, 4065, 4068, 4221, 4336, 4520, 4690, 4746, 4824, 4878, 5040, 5085, 5360, 5420, 5424, 5628, 5691, 6030, 6328, 6432, 6504, 6780, 7035, 7119, 7504, 7571, 7588, 7910, 8040, 8130, 8136, 8442, 8672, 9040, 9380, 9485, 9492, 9648, 9756, 10080, 10170, 10720, 10840, 10848, 11256, 11382, 11865, 12060, 12195, 12656, 13008, 13560, 14070, 14238, 15008, 15142, 15176, 15820, 16080, 16260, 16272, 16884, 17073, 18080, 18157, 18760, 18970, 18984, 19296, 19512, 20340, 21105, 21680, 22512, 22713, 22764, 23730, 24120, 24390, 25312, 26016, 27120, 28140, 28455, 28476, 30284, 30352, 30623, 31640, 32160, 32520, 32544, 33768, 34146, 35595, 36314, 37520, 37855, 37940, 37968, 39024, 40680, 42210, 43360, 45024, 45426, 45528, 47460, 48240, 48780, 52997, 54240, 54471, 56280, 56910, 56952, 60568, 60704, 61246, 63280, 65040, 67536, 68139, 68292, 71190, 72628, 75040, 75710, 75880, 75936, 78048, 81360, 84420, 85365, 90785, 90852, 91056, 91869, 94920, 96480, 97560, 105994, 108942, 112560, 113565, 113820, 113904, 121136, 122492, 126560, 127099, 130080, 135072, 136278, 136584, 142380, 145256, 151420, 151760, 153115, 158991, 162720, 163413, 168840, 170730, 181570, 181704, 182112, 183738, 189840, 195120, 211988, 214361, 217884, 225120, 227130, 227640, 227808, 242272, 244984, 254198, 264985, 272355, 272556, 273168, 275607, 284760, 290512, 302840, 303520, 306230, 317982, 326826, 337680, 340695, 341460, 363140, 363408, 367476, 379680, 381297, 390240, 423976, 428722, 435768, 454260, 455280, 459345, 476973, 489968, 508396, 529970, 544710, 545112, 546336, 551214, 569520, 581024, 605680, 612460, 635495, 635964, 643083, 653652, 675360, 681390, 682920, 726280, 726816, 734952, 762594, 794955, 817065, 847952, 857444, 871536, 908520, 910560, 918690, 953946, 979936, 1016792, 1059940, 1071805, 1089420, 1090224, 1102428, 1139040, 1143891, 1211360, 1224920, 1270990, 1271928, 1286166, 1307304, 1362780, 1365840, 1378035, 1452560, 1469904, 1525188, 1589910, 1634130, 1695904, 1714888, 1743072, 1817040, 1837380, 1906485, 1907892, 1929249, 2033584, 2051741, 2119880, 2143610, 2178840, 2180448, 2204856, 2287782, 2384865, 2449840, 2541980, 2543856, 2572332, 2614608, 2725560, 2731680, 2756070, 2905120, 2939808, 3050376, 3179820, 3215415, 3268260, 3429776, 3634080, 3674760, 3812970, 3815784, 3858498, 4067168, 4103482, 4239760, 4287220, 4357680, 4409712, 4575564, 4769730, 4899680, 5083960, 5087712, 5144664, 5229216, 5451120, 5512140, 5719455, 6100752, 6155223, 6359640, 6430830, 6536520, 6859552, 7349520, 7625940, 7631568, 7716996, 8206964, 8479520, 8574440, 8715360, 8819424, 9151128, 9539460, 9646245, 10167920, 10258705, 10289328, 10902240, 11024280, 11438910, 12201504, 12310446, 12719280, 12861660, 13073040, 14362187, 14699040, 15251880, 15263136, 15433992, 16413928, 17148880, 18302256, 18465669, 19078920, 19292490, 20335840, 20517410, 20578656, 22048560, 22877820, 24620892, 25438560, 25723320, 26146080, 28724374, 30503760, 30776115, 30867984, 32827856, 34297760, 36604512, 36931338, 38157840, 38584980, 41034820, 43086561, 44097120, 45755640, 49241784, 51446640, 57448748, 61007520, 61552230, 61735968, 65655712, 71810935, 73862676, 76315680, 77169960, 82069640, 86173122, 91511280, 92328345, 98483568, 102893280, 114897496, 123104460, 129259683, 143621870, 147725352, 154339920, 164139280, 172346244, 183022560, 184656690, 196967136, 215432805, 229794992, 246208920, 258519366, 287243740, 295450704, 308679840, 328278560, 344692488, 369313380, 430865610, 459589984, 492417840, 517038732, 574487480, 590901408, 646298415, 689384976, 738626760, 861731220, 984835680, 1034077464, 1148974960, 1292596830, 1378769952, 1477253520, 1723462440, 2068154928, 2297949920, 2585193660, 2954507040, 3446924880, 4136309856, 5170387320, 6893849760, 10340774640, 20681549280]

約数ペア:

[(1, 20681549280), (2, 10340774640), (3, 6893849760), (4, 5170387320), (5, 4136309856), (6, 3446924880), (7, 2954507040), (8, 2585193660), (9, 2297949920), (10, 2068154928), (12, 1723462440), (14, 1477253520), (15, 1378769952), (16, 1292596830), (18, 1148974960), (20, 1034077464), (21, 984835680), (24, 861731220), (28, 738626760), (30, 689384976), (32, 646298415), (35, 590901408), (36, 574487480), (40, 517038732), (42, 492417840), (45, 459589984), (48, 430865610), (56, 369313380), (60, 344692488), (63, 328278560), (67, 308679840), (70, 295450704), (72, 287243740), (80, 258519366), (84, 246208920), (90, 229794992), (96, 215432805), (105, 196967136), (112, 184656690), (113, 183022560), (120, 172346244), (126, 164139280), (134, 154339920), (140, 147725352), (144, 143621870), (160, 129259683), (168, 123104460), (180, 114897496), (201, 102893280), (210, 98483568), (224, 92328345), (226, 91511280), (240, 86173122), (252, 82069640), (268, 77169960), (271, 76315680), (280, 73862676), (288, 71810935), (315, 65655712), (335, 61735968), (336, 61552230), (339, 61007520), (360, 57448748), (402, 51446640), (420, 49241784), (452, 45755640), (469, 44097120), (480, 43086561), (504, 41034820), (536, 38584980), (542, 38157840), (560, 36931338), (565, 36604512), (603, 34297760), (630, 32827856), (670, 30867984), (672, 30776115), (678, 30503760), (720, 28724374), (791, 26146080), (804, 25723320), (813, 25438560), (840, 24620892), (904, 22877820), (938, 22048560), (1005, 20578656), (1008, 20517410), (1017, 20335840), (1072, 19292490), (1084, 19078920), (1120, 18465669), (1130, 18302256), (1206, 17148880), (1260, 16413928), (1340, 15433992), (1355, 15263136), (1356, 15251880), (1407, 14699040), (1440, 14362187), (1582, 13073040), (1608, 12861660), (1626, 12719280), (1680, 12310446), (1695, 12201504), (1808, 11438910), (1876, 11024280), (1897, 10902240), (2010, 10289328), (2016, 10258705), (2034, 10167920), (2144, 9646245), (2168, 9539460), (2260, 9151128), (2345, 8819424), (2373, 8715360), (2412, 8574440), (2439, 8479520), (2520, 8206964), (2680, 7716996), (2710, 7631568), (2712, 7625940), (2814, 7349520), (3015, 6859552), (3164, 6536520), (3216, 6430830), (3252, 6359640), (3360, 6155223), (3390, 6100752), (3616, 5719455), (3752, 5512140), (3794, 5451120), (3955, 5229216), (4020, 5144664), (4065, 5087712), (4068, 5083960), (4221, 4899680), (4336, 4769730), (4520, 4575564), (4690, 4409712), (4746, 4357680), (4824, 4287220), (4878, 4239760), (5040, 4103482), (5085, 4067168), (5360, 3858498), (5420, 3815784), (5424, 3812970), (5628, 3674760), (5691, 3634080), (6030, 3429776), (6328, 3268260), (6432, 3215415), (6504, 3179820), (6780, 3050376), (7035, 2939808), (7119, 2905120), (7504, 2756070), (7571, 2731680), (7588, 2725560), (7910, 2614608), (8040, 2572332), (8130, 2543856), (8136, 2541980), (8442, 2449840), (8672, 2384865), (9040, 2287782), (9380, 2204856), (9485, 2180448), (9492, 2178840), (9648, 2143610), (9756, 2119880), (10080, 2051741), (10170, 2033584), (10720, 1929249), (10840, 1907892), (10848, 1906485), (11256, 1837380), (11382, 1817040), (11865, 1743072), (12060, 1714888), (12195, 1695904), (12656, 1634130), (13008, 1589910), (13560, 1525188), (14070, 1469904), (14238, 1452560), (15008, 1378035), (15142, 1365840), (15176, 1362780), (15820, 1307304), (16080, 1286166), (16260, 1271928), (16272, 1270990), (16884, 1224920), (17073, 1211360), (18080, 1143891), (18157, 1139040), (18760, 1102428), (18970, 1090224), (18984, 1089420), (19296, 1071805), (19512, 1059940), (20340, 1016792), (21105, 979936), (21680, 953946), (22512, 918690), (22713, 910560), (22764, 908520), (23730, 871536), (24120, 857444), (24390, 847952), (25312, 817065), (26016, 794955), (27120, 762594), (28140, 734952), (28455, 726816), (28476, 726280), (30284, 682920), (30352, 681390), (30623, 675360), (31640, 653652), (32160, 643083), (32520, 635964), (32544, 635495), (33768, 612460), (34146, 605680), (35595, 581024), (36314, 569520), (37520, 551214), (37855, 546336), (37940, 545112), (37968, 544710), (39024, 529970), (40680, 508396), (42210, 489968), (43360, 476973), (45024, 459345), (45426, 455280), (45528, 454260), (47460, 435768), (48240, 428722), (48780, 423976), (52997, 390240), (54240, 381297), (54471, 379680), (56280, 367476), (56910, 363408), (56952, 363140), (60568, 341460), (60704, 340695), (61246, 337680), (63280, 326826), (65040, 317982), (67536, 306230), (68139, 303520), (68292, 302840), (71190, 290512), (72628, 284760), (75040, 275607), (75710, 273168), (75880, 272556), (75936, 272355), (78048, 264985), (81360, 254198), (84420, 244984), (85365, 242272), (90785, 227808), (90852, 227640), (91056, 227130), (91869, 225120), (94920, 217884), (96480, 214361), (97560, 211988), (105994, 195120), (108942, 189840), (112560, 183738), (113565, 182112), (113820, 181704), (113904, 181570), (121136, 170730), (122492, 168840), (126560, 163413), (127099, 162720), (130080, 158991), (135072, 153115), (136278, 151760), (136584, 151420), (142380, 145256)]