398291712

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:219

約数の個数: 288

約数和(自身を含む): 1346096640

約数和(自身を除く): 947804928

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 41, 42, 48, 52, 56, 64, 78, 82, 84, 91, 96, 104, 112, 123, 128, 139, 156, 164, 168, 182, 192, 208, 224, 246, 256, 273, 278, 287, 312, 328, 336, 364, 384, 416, 417, 448, 492, 533, 546, 556, 574, 624, 656, 672, 728, 768, 832, 834, 861, 896, 973, 984, 1066, 1092, 1112, 1148, 1248, 1312, 1344, 1456, 1599, 1664, 1668, 1722, 1792, 1807, 1946, 1968, 2132, 2184, 2224, 2296, 2496, 2624, 2688, 2912, 2919, 3198, 3328, 3336, 3444, 3614, 3731, 3892, 3936, 4264, 4368, 4448, 4592, 4992, 5248, 5376, 5421, 5699, 5824, 5838, 6396, 6672, 6888, 7228, 7462, 7784, 7872, 8528, 8736, 8896, 9184, 9984, 10496, 10842, 11193, 11398, 11648, 11676, 12649, 12792, 13344, 13776, 14456, 14924, 15568, 15744, 17056, 17097, 17472, 17792, 18368, 21684, 22386, 22796, 23296, 23352, 25298, 25584, 26688, 27552, 28912, 29848, 31136, 31488, 34112, 34194, 34944, 35584, 36736, 37947, 39893, 43368, 44772, 45592, 46704, 50596, 51168, 53376, 55104, 57824, 59696, 62272, 68224, 68388, 69888, 73472, 74087, 75894, 79786, 86736, 89544, 91184, 93408, 101192, 102336, 106752, 110208, 115648, 119392, 119679, 124544, 136448, 136776, 148174, 151788, 159572, 173472, 179088, 182368, 186816, 202384, 204672, 220416, 222261, 231296, 238784, 239358, 249088, 273552, 296348, 303576, 319144, 346944, 358176, 364736, 373632, 404768, 409344, 444522, 462592, 477568, 478716, 518609, 547104, 592696, 607152, 638288, 693888, 716352, 729472, 747264, 809536, 889044, 955136, 957432, 1037218, 1094208, 1185392, 1214304, 1276576, 1387776, 1432704, 1458944, 1555827, 1619072, 1778088, 1914864, 2074436, 2188416, 2370784, 2428608, 2553152, 2865408, 3111654, 3238144, 3556176, 3829728, 4148872, 4376832, 4741568, 4857216, 5106304, 6223308, 7112352, 7659456, 8297744, 9483136, 9714432, 10212608, 12446616, 14224704, 15318912, 16595488, 18966272, 24893232, 28449408, 30637824, 33190976, 49786464, 56898816, 66381952, 99572928, 132763904, 199145856, 398291712]

約数ペア:

[(1, 398291712), (2, 199145856), (3, 132763904), (4, 99572928), (6, 66381952), (7, 56898816), (8, 49786464), (12, 33190976), (13, 30637824), (14, 28449408), (16, 24893232), (21, 18966272), (24, 16595488), (26, 15318912), (28, 14224704), (32, 12446616), (39, 10212608), (41, 9714432), (42, 9483136), (48, 8297744), (52, 7659456), (56, 7112352), (64, 6223308), (78, 5106304), (82, 4857216), (84, 4741568), (91, 4376832), (96, 4148872), (104, 3829728), (112, 3556176), (123, 3238144), (128, 3111654), (139, 2865408), (156, 2553152), (164, 2428608), (168, 2370784), (182, 2188416), (192, 2074436), (208, 1914864), (224, 1778088), (246, 1619072), (256, 1555827), (273, 1458944), (278, 1432704), (287, 1387776), (312, 1276576), (328, 1214304), (336, 1185392), (364, 1094208), (384, 1037218), (416, 957432), (417, 955136), (448, 889044), (492, 809536), (533, 747264), (546, 729472), (556, 716352), (574, 693888), (624, 638288), (656, 607152), (672, 592696), (728, 547104), (768, 518609), (832, 478716), (834, 477568), (861, 462592), (896, 444522), (973, 409344), (984, 404768), (1066, 373632), (1092, 364736), (1112, 358176), (1148, 346944), (1248, 319144), (1312, 303576), (1344, 296348), (1456, 273552), (1599, 249088), (1664, 239358), (1668, 238784), (1722, 231296), (1792, 222261), (1807, 220416), (1946, 204672), (1968, 202384), (2132, 186816), (2184, 182368), (2224, 179088), (2296, 173472), (2496, 159572), (2624, 151788), (2688, 148174), (2912, 136776), (2919, 136448), (3198, 124544), (3328, 119679), (3336, 119392), (3444, 115648), (3614, 110208), (3731, 106752), (3892, 102336), (3936, 101192), (4264, 93408), (4368, 91184), (4448, 89544), (4592, 86736), (4992, 79786), (5248, 75894), (5376, 74087), (5421, 73472), (5699, 69888), (5824, 68388), (5838, 68224), (6396, 62272), (6672, 59696), (6888, 57824), (7228, 55104), (7462, 53376), (7784, 51168), (7872, 50596), (8528, 46704), (8736, 45592), (8896, 44772), (9184, 43368), (9984, 39893), (10496, 37947), (10842, 36736), (11193, 35584), (11398, 34944), (11648, 34194), (11676, 34112), (12649, 31488), (12792, 31136), (13344, 29848), (13776, 28912), (14456, 27552), (14924, 26688), (15568, 25584), (15744, 25298), (17056, 23352), (17097, 23296), (17472, 22796), (17792, 22386), (18368, 21684)]