1868554240

素因数分解:

$2^{13}\times 5^1\times 7^4\times {\mathrm{19}}^1$

素因数の和:78

約数の個数: 280

約数和(自身を含む): 5506653960

約数和(自身を除く): 3638099720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 64, 70, 76, 80, 95, 98, 112, 128, 133, 140, 152, 160, 190, 196, 224, 245, 256, 266, 280, 304, 320, 343, 380, 392, 448, 490, 512, 532, 560, 608, 640, 665, 686, 760, 784, 896, 931, 980, 1024, 1064, 1120, 1216, 1280, 1330, 1372, 1520, 1568, 1715, 1792, 1862, 1960, 2048, 2128, 2240, 2401, 2432, 2560, 2660, 2744, 3040, 3136, 3430, 3584, 3724, 3920, 4096, 4256, 4480, 4655, 4802, 4864, 5120, 5320, 5488, 6080, 6272, 6517, 6860, 7168, 7448, 7840, 8192, 8512, 8960, 9310, 9604, 9728, 10240, 10640, 10976, 12005, 12160, 12544, 13034, 13720, 14336, 14896, 15680, 17024, 17920, 18620, 19208, 19456, 20480, 21280, 21952, 24010, 24320, 25088, 26068, 27440, 28672, 29792, 31360, 32585, 34048, 35840, 37240, 38416, 38912, 40960, 42560, 43904, 45619, 48020, 48640, 50176, 52136, 54880, 57344, 59584, 62720, 65170, 68096, 71680, 74480, 76832, 77824, 85120, 87808, 91238, 96040, 97280, 100352, 104272, 109760, 119168, 125440, 130340, 136192, 143360, 148960, 153664, 155648, 170240, 175616, 182476, 192080, 194560, 200704, 208544, 219520, 228095, 238336, 250880, 260680, 272384, 286720, 297920, 307328, 340480, 351232, 364952, 384160, 389120, 401408, 417088, 439040, 456190, 476672, 501760, 521360, 544768, 595840, 614656, 680960, 702464, 729904, 768320, 778240, 834176, 878080, 912380, 953344, 1003520, 1042720, 1089536, 1191680, 1229312, 1361920, 1404928, 1459808, 1536640, 1668352, 1756160, 1824760, 1906688, 2007040, 2085440, 2383360, 2458624, 2723840, 2809856, 2919616, 3073280, 3336704, 3512320, 3649520, 3813376, 4170880, 4766720, 4917248, 5447680, 5839232, 6146560, 6673408, 7024640, 7299040, 7626752, 8341760, 9533440, 9834496, 11678464, 12293120, 13346816, 14049280, 14598080, 16683520, 19066880, 19668992, 23356928, 24586240, 26693632, 29196160, 33367040, 38133760, 46713856, 49172480, 53387264, 58392320, 66734080, 93427712, 98344960, 116784640, 133468160, 186855424, 233569280, 266936320, 373710848, 467138560, 934277120, 1868554240]

約数ペア:

[(1, 1868554240), (2, 934277120), (4, 467138560), (5, 373710848), (7, 266936320), (8, 233569280), (10, 186855424), (14, 133468160), (16, 116784640), (19, 98344960), (20, 93427712), (28, 66734080), (32, 58392320), (35, 53387264), (38, 49172480), (40, 46713856), (49, 38133760), (56, 33367040), (64, 29196160), (70, 26693632), (76, 24586240), (80, 23356928), (95, 19668992), (98, 19066880), (112, 16683520), (128, 14598080), (133, 14049280), (140, 13346816), (152, 12293120), (160, 11678464), (190, 9834496), (196, 9533440), (224, 8341760), (245, 7626752), (256, 7299040), (266, 7024640), (280, 6673408), (304, 6146560), (320, 5839232), (343, 5447680), (380, 4917248), (392, 4766720), (448, 4170880), (490, 3813376), (512, 3649520), (532, 3512320), (560, 3336704), (608, 3073280), (640, 2919616), (665, 2809856), (686, 2723840), (760, 2458624), (784, 2383360), (896, 2085440), (931, 2007040), (980, 1906688), (1024, 1824760), (1064, 1756160), (1120, 1668352), (1216, 1536640), (1280, 1459808), (1330, 1404928), (1372, 1361920), (1520, 1229312), (1568, 1191680), (1715, 1089536), (1792, 1042720), (1862, 1003520), (1960, 953344), (2048, 912380), (2128, 878080), (2240, 834176), (2401, 778240), (2432, 768320), (2560, 729904), (2660, 702464), (2744, 680960), (3040, 614656), (3136, 595840), (3430, 544768), (3584, 521360), (3724, 501760), (3920, 476672), (4096, 456190), (4256, 439040), (4480, 417088), (4655, 401408), (4802, 389120), (4864, 384160), (5120, 364952), (5320, 351232), (5488, 340480), (6080, 307328), (6272, 297920), (6517, 286720), (6860, 272384), (7168, 260680), (7448, 250880), (7840, 238336), (8192, 228095), (8512, 219520), (8960, 208544), (9310, 200704), (9604, 194560), (9728, 192080), (10240, 182476), (10640, 175616), (10976, 170240), (12005, 155648), (12160, 153664), (12544, 148960), (13034, 143360), (13720, 136192), (14336, 130340), (14896, 125440), (15680, 119168), (17024, 109760), (17920, 104272), (18620, 100352), (19208, 97280), (19456, 96040), (20480, 91238), (21280, 87808), (21952, 85120), (24010, 77824), (24320, 76832), (25088, 74480), (26068, 71680), (27440, 68096), (28672, 65170), (29792, 62720), (31360, 59584), (32585, 57344), (34048, 54880), (35840, 52136), (37240, 50176), (38416, 48640), (38912, 48020), (40960, 45619), (42560, 43904)]