340505984

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:129

約数の個数: 256

約数和(自身を含む): 921231360

約数和(自身を除く): 580725376

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 31, 32, 41, 46, 52, 56, 62, 64, 82, 91, 92, 104, 112, 124, 128, 161, 164, 182, 184, 208, 217, 224, 248, 287, 299, 322, 328, 364, 368, 403, 416, 434, 448, 496, 533, 574, 598, 644, 656, 713, 728, 736, 806, 832, 868, 896, 943, 992, 1066, 1148, 1196, 1271, 1288, 1312, 1426, 1456, 1472, 1612, 1664, 1736, 1886, 1984, 2093, 2132, 2296, 2392, 2542, 2576, 2624, 2821, 2852, 2912, 2944, 3224, 3472, 3731, 3772, 3968, 4186, 4264, 4592, 4784, 4991, 5084, 5152, 5248, 5642, 5704, 5824, 6448, 6601, 6944, 7462, 7544, 8372, 8528, 8897, 9184, 9269, 9568, 9982, 10168, 10304, 11284, 11408, 11648, 12259, 12896, 13202, 13888, 14924, 15088, 16523, 16744, 17056, 17794, 18368, 18538, 19136, 19964, 20336, 20608, 22568, 22816, 24518, 25792, 26404, 27776, 29233, 29848, 30176, 33046, 33488, 34112, 35588, 36736, 37076, 38272, 39928, 40672, 45136, 45632, 49036, 51584, 52808, 58466, 59696, 60352, 64883, 66092, 66976, 68224, 71176, 74152, 79856, 81344, 85813, 90272, 91264, 98072, 105616, 115661, 116932, 119392, 120704, 129766, 132184, 133952, 142352, 148304, 159712, 162688, 171626, 180544, 196144, 204631, 211232, 231322, 233864, 238784, 259532, 264368, 267904, 284704, 296608, 319424, 343252, 361088, 380029, 392288, 409262, 422464, 462644, 467728, 477568, 519064, 528736, 569408, 593216, 638848, 686504, 760058, 784576, 818524, 844928, 925288, 935456, 1038128, 1057472, 1138816, 1186432, 1373008, 1520116, 1569152, 1637048, 1850576, 1870912, 2076256, 2114944, 2660203, 2746016, 3040232, 3274096, 3701152, 3741824, 4152512, 5320406, 5492032, 6080464, 6548192, 7402304, 8305024, 10640812, 10984064, 12160928, 13096384, 14804608, 21281624, 24321856, 26192768, 42563248, 48643712, 85126496, 170252992, 340505984]

約数ペア:

[(1, 340505984), (2, 170252992), (4, 85126496), (7, 48643712), (8, 42563248), (13, 26192768), (14, 24321856), (16, 21281624), (23, 14804608), (26, 13096384), (28, 12160928), (31, 10984064), (32, 10640812), (41, 8305024), (46, 7402304), (52, 6548192), (56, 6080464), (62, 5492032), (64, 5320406), (82, 4152512), (91, 3741824), (92, 3701152), (104, 3274096), (112, 3040232), (124, 2746016), (128, 2660203), (161, 2114944), (164, 2076256), (182, 1870912), (184, 1850576), (208, 1637048), (217, 1569152), (224, 1520116), (248, 1373008), (287, 1186432), (299, 1138816), (322, 1057472), (328, 1038128), (364, 935456), (368, 925288), (403, 844928), (416, 818524), (434, 784576), (448, 760058), (496, 686504), (533, 638848), (574, 593216), (598, 569408), (644, 528736), (656, 519064), (713, 477568), (728, 467728), (736, 462644), (806, 422464), (832, 409262), (868, 392288), (896, 380029), (943, 361088), (992, 343252), (1066, 319424), (1148, 296608), (1196, 284704), (1271, 267904), (1288, 264368), (1312, 259532), (1426, 238784), (1456, 233864), (1472, 231322), (1612, 211232), (1664, 204631), (1736, 196144), (1886, 180544), (1984, 171626), (2093, 162688), (2132, 159712), (2296, 148304), (2392, 142352), (2542, 133952), (2576, 132184), (2624, 129766), (2821, 120704), (2852, 119392), (2912, 116932), (2944, 115661), (3224, 105616), (3472, 98072), (3731, 91264), (3772, 90272), (3968, 85813), (4186, 81344), (4264, 79856), (4592, 74152), (4784, 71176), (4991, 68224), (5084, 66976), (5152, 66092), (5248, 64883), (5642, 60352), (5704, 59696), (5824, 58466), (6448, 52808), (6601, 51584), (6944, 49036), (7462, 45632), (7544, 45136), (8372, 40672), (8528, 39928), (8897, 38272), (9184, 37076), (9269, 36736), (9568, 35588), (9982, 34112), (10168, 33488), (10304, 33046), (11284, 30176), (11408, 29848), (11648, 29233), (12259, 27776), (12896, 26404), (13202, 25792), (13888, 24518), (14924, 22816), (15088, 22568), (16523, 20608), (16744, 20336), (17056, 19964), (17794, 19136), (18368, 18538)]