266948864

素因数分解:

$2^8\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1637}}^1$

素因数の和:1680

約数の個数: 108

約数和(自身を含む): 667940364

約数和(自身を除く): 400991500

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 128, 182, 196, 208, 224, 256, 364, 392, 416, 448, 637, 728, 784, 832, 896, 1274, 1456, 1568, 1637, 1664, 1792, 2548, 2912, 3136, 3274, 3328, 5096, 5824, 6272, 6548, 10192, 11459, 11648, 12544, 13096, 20384, 21281, 22918, 23296, 26192, 40768, 42562, 45836, 52384, 80213, 81536, 85124, 91672, 104768, 148967, 160426, 163072, 170248, 183344, 209536, 297934, 320852, 340496, 366688, 419072, 595868, 641704, 680992, 733376, 1042769, 1191736, 1283408, 1361984, 1466752, 2085538, 2383472, 2566816, 2723968, 2933504, 4171076, 4766944, 5133632, 5447936, 8342152, 9533888, 10267264, 16684304, 19067776, 20534528, 33368608, 38135552, 66737216, 133474432, 266948864]

約数ペア:

[(1, 266948864), (2, 133474432), (4, 66737216), (7, 38135552), (8, 33368608), (13, 20534528), (14, 19067776), (16, 16684304), (26, 10267264), (28, 9533888), (32, 8342152), (49, 5447936), (52, 5133632), (56, 4766944), (64, 4171076), (91, 2933504), (98, 2723968), (104, 2566816), (112, 2383472), (128, 2085538), (182, 1466752), (196, 1361984), (208, 1283408), (224, 1191736), (256, 1042769), (364, 733376), (392, 680992), (416, 641704), (448, 595868), (637, 419072), (728, 366688), (784, 340496), (832, 320852), (896, 297934), (1274, 209536), (1456, 183344), (1568, 170248), (1637, 163072), (1664, 160426), (1792, 148967), (2548, 104768), (2912, 91672), (3136, 85124), (3274, 81536), (3328, 80213), (5096, 52384), (5824, 45836), (6272, 42562), (6548, 40768), (10192, 26192), (11459, 23296), (11648, 22918), (12544, 21281), (13096, 20384)]