18042142720

素因数分解:

$2^{14}\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{431}}^1$

素因数の和:544

約数の個数: 240

約数和(自身を含む): 50279781888

約数和(自身を除く): 32237639168

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 73, 80, 112, 128, 140, 146, 160, 224, 256, 280, 292, 320, 365, 431, 448, 511, 512, 560, 584, 640, 730, 862, 896, 1022, 1024, 1120, 1168, 1280, 1460, 1724, 1792, 2044, 2048, 2155, 2240, 2336, 2555, 2560, 2920, 3017, 3448, 3584, 4088, 4096, 4310, 4480, 4672, 5110, 5120, 5840, 6034, 6896, 7168, 8176, 8192, 8620, 8960, 9344, 10220, 10240, 11680, 12068, 13792, 14336, 15085, 16352, 16384, 17240, 17920, 18688, 20440, 20480, 23360, 24136, 27584, 28672, 30170, 31463, 32704, 34480, 35840, 37376, 40880, 40960, 46720, 48272, 55168, 57344, 60340, 62926, 65408, 68960, 71680, 74752, 81760, 81920, 93440, 96544, 110336, 114688, 120680, 125852, 130816, 137920, 143360, 149504, 157315, 163520, 186880, 193088, 220241, 220672, 241360, 251704, 261632, 275840, 286720, 299008, 314630, 327040, 373760, 386176, 440482, 441344, 482720, 503408, 523264, 551680, 573440, 598016, 629260, 654080, 747520, 772352, 880964, 882688, 965440, 1006816, 1046528, 1101205, 1103360, 1196032, 1258520, 1308160, 1495040, 1544704, 1761928, 1765376, 1930880, 2013632, 2093056, 2202410, 2206720, 2517040, 2616320, 2990080, 3089408, 3523856, 3530752, 3861760, 4027264, 4186112, 4404820, 4413440, 5034080, 5232640, 5980160, 6178816, 7047712, 7061504, 7723520, 8054528, 8372224, 8809640, 8826880, 10068160, 10465280, 12357632, 14095424, 15447040, 16109056, 17619280, 17653760, 20136320, 20930560, 24715264, 28190848, 30894080, 32218112, 35238560, 35307520, 40272640, 41861120, 49430528, 56381696, 61788160, 64436224, 70477120, 80545280, 112763392, 123576320, 128872448, 140954240, 161090560, 225526784, 247152640, 257744896, 281908480, 322181120, 451053568, 515489792, 563816960, 644362240, 902107136, 1127633920, 1288724480, 1804214272, 2255267840, 2577448960, 3608428544, 4510535680, 9021071360, 18042142720]

約数ペア:

[(1, 18042142720), (2, 9021071360), (4, 4510535680), (5, 3608428544), (7, 2577448960), (8, 2255267840), (10, 1804214272), (14, 1288724480), (16, 1127633920), (20, 902107136), (28, 644362240), (32, 563816960), (35, 515489792), (40, 451053568), (56, 322181120), (64, 281908480), (70, 257744896), (73, 247152640), (80, 225526784), (112, 161090560), (128, 140954240), (140, 128872448), (146, 123576320), (160, 112763392), (224, 80545280), (256, 70477120), (280, 64436224), (292, 61788160), (320, 56381696), (365, 49430528), (431, 41861120), (448, 40272640), (511, 35307520), (512, 35238560), (560, 32218112), (584, 30894080), (640, 28190848), (730, 24715264), (862, 20930560), (896, 20136320), (1022, 17653760), (1024, 17619280), (1120, 16109056), (1168, 15447040), (1280, 14095424), (1460, 12357632), (1724, 10465280), (1792, 10068160), (2044, 8826880), (2048, 8809640), (2155, 8372224), (2240, 8054528), (2336, 7723520), (2555, 7061504), (2560, 7047712), (2920, 6178816), (3017, 5980160), (3448, 5232640), (3584, 5034080), (4088, 4413440), (4096, 4404820), (4310, 4186112), (4480, 4027264), (4672, 3861760), (5110, 3530752), (5120, 3523856), (5840, 3089408), (6034, 2990080), (6896, 2616320), (7168, 2517040), (8176, 2206720), (8192, 2202410), (8620, 2093056), (8960, 2013632), (9344, 1930880), (10220, 1765376), (10240, 1761928), (11680, 1544704), (12068, 1495040), (13792, 1308160), (14336, 1258520), (15085, 1196032), (16352, 1103360), (16384, 1101205), (17240, 1046528), (17920, 1006816), (18688, 965440), (20440, 882688), (20480, 880964), (23360, 772352), (24136, 747520), (27584, 654080), (28672, 629260), (30170, 598016), (31463, 573440), (32704, 551680), (34480, 523264), (35840, 503408), (37376, 482720), (40880, 441344), (40960, 440482), (46720, 386176), (48272, 373760), (55168, 327040), (57344, 314630), (60340, 299008), (62926, 286720), (65408, 275840), (68960, 261632), (71680, 251704), (74752, 241360), (81760, 220672), (81920, 220241), (93440, 193088), (96544, 186880), (110336, 163520), (114688, 157315), (120680, 149504), (125852, 143360), (130816, 137920)]