338977408

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:406

約数の個数: 128

約数和(自身を含む): 851120640

約数和(自身を除く): 512143232

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 163, 176, 211, 224, 308, 326, 352, 422, 448, 616, 652, 704, 844, 896, 1141, 1232, 1304, 1408, 1477, 1688, 1793, 2282, 2321, 2464, 2608, 2954, 3376, 3586, 4564, 4642, 4928, 5216, 5908, 6752, 7172, 9128, 9284, 9856, 10432, 11816, 12551, 13504, 14344, 16247, 18256, 18568, 20864, 23632, 25102, 27008, 28688, 32494, 34393, 36512, 37136, 47264, 50204, 57376, 64988, 68786, 73024, 74272, 94528, 100408, 114752, 129976, 137572, 146048, 148544, 189056, 200816, 229504, 240751, 259952, 275144, 297088, 378323, 401632, 481502, 519904, 550288, 756646, 803264, 963004, 1039808, 1100576, 1513292, 1606528, 1926008, 2079616, 2201152, 2648261, 3026584, 3852016, 4402304, 5296522, 6053168, 7704032, 10593044, 12106336, 15408064, 21186088, 24212672, 30816128, 42372176, 48425344, 84744352, 169488704, 338977408]

約数ペア:

[(1, 338977408), (2, 169488704), (4, 84744352), (7, 48425344), (8, 42372176), (11, 30816128), (14, 24212672), (16, 21186088), (22, 15408064), (28, 12106336), (32, 10593044), (44, 7704032), (56, 6053168), (64, 5296522), (77, 4402304), (88, 3852016), (112, 3026584), (128, 2648261), (154, 2201152), (163, 2079616), (176, 1926008), (211, 1606528), (224, 1513292), (308, 1100576), (326, 1039808), (352, 963004), (422, 803264), (448, 756646), (616, 550288), (652, 519904), (704, 481502), (844, 401632), (896, 378323), (1141, 297088), (1232, 275144), (1304, 259952), (1408, 240751), (1477, 229504), (1688, 200816), (1793, 189056), (2282, 148544), (2321, 146048), (2464, 137572), (2608, 129976), (2954, 114752), (3376, 100408), (3586, 94528), (4564, 74272), (4642, 73024), (4928, 68786), (5216, 64988), (5908, 57376), (6752, 50204), (7172, 47264), (9128, 37136), (9284, 36512), (9856, 34393), (10432, 32494), (11816, 28688), (12551, 27008), (13504, 25102), (14344, 23632), (16247, 20864), (18256, 18568)]