166240256

素因数分解:

$2^{13}\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1$

素因数の和:269

約数の個数: 112

約数和(自身を含む): 411016704

約数和(自身を除く): 244776448

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 223, 224, 256, 364, 416, 446, 448, 512, 728, 832, 892, 896, 1024, 1456, 1561, 1664, 1784, 1792, 2048, 2899, 2912, 3122, 3328, 3568, 3584, 4096, 5798, 5824, 6244, 6656, 7136, 7168, 8192, 11596, 11648, 12488, 13312, 14272, 14336, 20293, 23192, 23296, 24976, 26624, 28544, 28672, 40586, 46384, 46592, 49952, 53248, 57088, 57344, 81172, 92768, 93184, 99904, 106496, 114176, 162344, 185536, 186368, 199808, 228352, 324688, 371072, 372736, 399616, 456704, 649376, 742144, 745472, 799232, 913408, 1298752, 1484288, 1598464, 1826816, 2597504, 2968576, 3196928, 5195008, 5937152, 6393856, 10390016, 11874304, 12787712, 20780032, 23748608, 41560064, 83120128, 166240256]

約数ペア:

[(1, 166240256), (2, 83120128), (4, 41560064), (7, 23748608), (8, 20780032), (13, 12787712), (14, 11874304), (16, 10390016), (26, 6393856), (28, 5937152), (32, 5195008), (52, 3196928), (56, 2968576), (64, 2597504), (91, 1826816), (104, 1598464), (112, 1484288), (128, 1298752), (182, 913408), (208, 799232), (223, 745472), (224, 742144), (256, 649376), (364, 456704), (416, 399616), (446, 372736), (448, 371072), (512, 324688), (728, 228352), (832, 199808), (892, 186368), (896, 185536), (1024, 162344), (1456, 114176), (1561, 106496), (1664, 99904), (1784, 93184), (1792, 92768), (2048, 81172), (2899, 57344), (2912, 57088), (3122, 53248), (3328, 49952), (3568, 46592), (3584, 46384), (4096, 40586), (5798, 28672), (5824, 28544), (6244, 26624), (6656, 24976), (7136, 23296), (7168, 23192), (8192, 20293), (11596, 14336), (11648, 14272), (12488, 13312)]