268537216

素因数分解:

$2^7\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{991}}^1$

素因数の和:1107

約数の個数: 64

約数和(自身を含む): 561571200

約数和(自身を除く): 293033984

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 73, 116, 128, 146, 232, 292, 464, 584, 928, 991, 1168, 1856, 1982, 2117, 2336, 3712, 3964, 4234, 4672, 7928, 8468, 9344, 15856, 16936, 28739, 31712, 33872, 57478, 63424, 67744, 72343, 114956, 126848, 135488, 144686, 229912, 270976, 289372, 459824, 578744, 919648, 1157488, 1839296, 2097947, 2314976, 3678592, 4195894, 4629952, 8391788, 9259904, 16783576, 33567152, 67134304, 134268608, 268537216]

約数ペア:

[(1, 268537216), (2, 134268608), (4, 67134304), (8, 33567152), (16, 16783576), (29, 9259904), (32, 8391788), (58, 4629952), (64, 4195894), (73, 3678592), (116, 2314976), (128, 2097947), (146, 1839296), (232, 1157488), (292, 919648), (464, 578744), (584, 459824), (928, 289372), (991, 270976), (1168, 229912), (1856, 144686), (1982, 135488), (2117, 126848), (2336, 114956), (3712, 72343), (3964, 67744), (4234, 63424), (4672, 57478), (7928, 33872), (8468, 31712), (9344, 28739), (15856, 16936)]