491499008

素因数分解:

$2^9\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1$

素因数の和:193

約数の個数: 240

約数和(自身を含む): 1351882224

約数和(自身を除く): 860383216

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 49, 52, 56, 64, 77, 88, 91, 98, 104, 112, 128, 137, 143, 154, 176, 182, 196, 208, 224, 256, 274, 286, 308, 352, 364, 392, 416, 448, 512, 539, 548, 572, 616, 637, 704, 728, 784, 832, 896, 959, 1001, 1078, 1096, 1144, 1232, 1274, 1408, 1456, 1507, 1568, 1664, 1781, 1792, 1918, 2002, 2156, 2192, 2288, 2464, 2548, 2816, 2912, 3014, 3136, 3328, 3562, 3584, 3836, 4004, 4312, 4384, 4576, 4928, 5096, 5632, 5824, 6028, 6272, 6656, 6713, 7007, 7124, 7672, 8008, 8624, 8768, 9152, 9856, 10192, 10549, 11648, 12056, 12467, 12544, 13426, 14014, 14248, 15344, 16016, 17248, 17536, 18304, 19591, 19712, 20384, 21098, 23296, 24112, 24934, 25088, 26852, 28028, 28496, 30688, 32032, 34496, 35072, 36608, 39182, 39424, 40768, 42196, 46592, 48224, 49868, 53704, 56056, 56992, 61376, 64064, 68992, 70144, 73216, 73843, 78364, 81536, 84392, 87269, 96448, 99736, 107408, 112112, 113984, 122752, 128128, 137137, 137984, 147686, 156728, 163072, 168784, 174538, 192896, 199472, 214816, 224224, 227968, 245504, 256256, 274274, 275968, 295372, 313456, 326144, 337568, 349076, 385792, 398944, 429632, 448448, 455936, 491008, 512512, 548548, 590744, 626912, 675136, 698152, 771584, 797888, 859264, 896896, 911872, 959959, 1097096, 1181488, 1253824, 1350272, 1396304, 1595776, 1718528, 1793792, 1919918, 2194192, 2362976, 2507648, 2700544, 2792608, 3191552, 3437056, 3587584, 3839836, 4388384, 4725952, 5015296, 5401088, 5585216, 6383104, 7679672, 8776768, 9451904, 10030592, 11170432, 15359344, 17553536, 18903808, 22340864, 30718688, 35107072, 37807616, 44681728, 61437376, 70214144, 122874752, 245749504, 491499008]

約数ペア:

[(1, 491499008), (2, 245749504), (4, 122874752), (7, 70214144), (8, 61437376), (11, 44681728), (13, 37807616), (14, 35107072), (16, 30718688), (22, 22340864), (26, 18903808), (28, 17553536), (32, 15359344), (44, 11170432), (49, 10030592), (52, 9451904), (56, 8776768), (64, 7679672), (77, 6383104), (88, 5585216), (91, 5401088), (98, 5015296), (104, 4725952), (112, 4388384), (128, 3839836), (137, 3587584), (143, 3437056), (154, 3191552), (176, 2792608), (182, 2700544), (196, 2507648), (208, 2362976), (224, 2194192), (256, 1919918), (274, 1793792), (286, 1718528), (308, 1595776), (352, 1396304), (364, 1350272), (392, 1253824), (416, 1181488), (448, 1097096), (512, 959959), (539, 911872), (548, 896896), (572, 859264), (616, 797888), (637, 771584), (704, 698152), (728, 675136), (784, 626912), (832, 590744), (896, 548548), (959, 512512), (1001, 491008), (1078, 455936), (1096, 448448), (1144, 429632), (1232, 398944), (1274, 385792), (1408, 349076), (1456, 337568), (1507, 326144), (1568, 313456), (1664, 295372), (1781, 275968), (1792, 274274), (1918, 256256), (2002, 245504), (2156, 227968), (2192, 224224), (2288, 214816), (2464, 199472), (2548, 192896), (2816, 174538), (2912, 168784), (3014, 163072), (3136, 156728), (3328, 147686), (3562, 137984), (3584, 137137), (3836, 128128), (4004, 122752), (4312, 113984), (4384, 112112), (4576, 107408), (4928, 99736), (5096, 96448), (5632, 87269), (5824, 84392), (6028, 81536), (6272, 78364), (6656, 73843), (6713, 73216), (7007, 70144), (7124, 68992), (7672, 64064), (8008, 61376), (8624, 56992), (8768, 56056), (9152, 53704), (9856, 49868), (10192, 48224), (10549, 46592), (11648, 42196), (12056, 40768), (12467, 39424), (12544, 39182), (13426, 36608), (14014, 35072), (14248, 34496), (15344, 32032), (16016, 30688), (17248, 28496), (17536, 28028), (18304, 26852), (19591, 25088), (19712, 24934), (20384, 24112), (21098, 23296)]