218638784

素因数分解:

$2^6\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:243

約数の個数: 168

約数和(自身を含む): 564294528

約数和(自身を除く): 345655744

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 49, 52, 56, 62, 64, 91, 98, 104, 112, 124, 173, 182, 196, 208, 217, 224, 248, 346, 364, 392, 403, 416, 434, 448, 496, 637, 692, 728, 784, 806, 832, 868, 992, 1211, 1274, 1384, 1456, 1519, 1568, 1612, 1736, 1984, 2249, 2422, 2548, 2768, 2821, 2912, 3038, 3136, 3224, 3472, 4498, 4844, 5096, 5363, 5536, 5642, 5824, 6076, 6448, 6944, 8477, 8996, 9688, 10192, 10726, 11072, 11284, 12152, 12896, 13888, 15743, 16954, 17992, 19376, 19747, 20384, 21452, 22568, 24304, 25792, 31486, 33908, 35984, 37541, 38752, 39494, 40768, 42904, 45136, 48608, 62972, 67816, 69719, 71968, 75082, 77504, 78988, 85808, 90272, 97216, 110201, 125944, 135632, 139438, 143936, 150164, 157976, 171616, 180544, 220402, 251888, 262787, 271264, 278876, 300328, 315952, 343232, 440804, 488033, 503776, 525574, 542528, 557752, 600656, 631904, 881608, 976066, 1007552, 1051148, 1115504, 1201312, 1263808, 1763216, 1952132, 2102296, 2231008, 2402624, 3416231, 3526432, 3904264, 4204592, 4462016, 6832462, 7052864, 7808528, 8409184, 13664924, 15617056, 16818368, 27329848, 31234112, 54659696, 109319392, 218638784]

約数ペア:

[(1, 218638784), (2, 109319392), (4, 54659696), (7, 31234112), (8, 27329848), (13, 16818368), (14, 15617056), (16, 13664924), (26, 8409184), (28, 7808528), (31, 7052864), (32, 6832462), (49, 4462016), (52, 4204592), (56, 3904264), (62, 3526432), (64, 3416231), (91, 2402624), (98, 2231008), (104, 2102296), (112, 1952132), (124, 1763216), (173, 1263808), (182, 1201312), (196, 1115504), (208, 1051148), (217, 1007552), (224, 976066), (248, 881608), (346, 631904), (364, 600656), (392, 557752), (403, 542528), (416, 525574), (434, 503776), (448, 488033), (496, 440804), (637, 343232), (692, 315952), (728, 300328), (784, 278876), (806, 271264), (832, 262787), (868, 251888), (992, 220402), (1211, 180544), (1274, 171616), (1384, 157976), (1456, 150164), (1519, 143936), (1568, 139438), (1612, 135632), (1736, 125944), (1984, 110201), (2249, 97216), (2422, 90272), (2548, 85808), (2768, 78988), (2821, 77504), (2912, 75082), (3038, 71968), (3136, 69719), (3224, 67816), (3472, 62972), (4498, 48608), (4844, 45136), (5096, 42904), (5363, 40768), (5536, 39494), (5642, 38752), (5824, 37541), (6076, 35984), (6448, 33908), (6944, 31486), (8477, 25792), (8996, 24304), (9688, 22568), (10192, 21452), (10726, 20384), (11072, 19747), (11284, 19376), (12152, 17992), (12896, 16954), (13888, 15743)]