205784128

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:296

約数の個数: 112

約数和(自身を含む): 474024960

約数和(自身を除く): 268240832

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 32, 44, 46, 64, 71, 88, 92, 142, 176, 179, 184, 253, 284, 352, 358, 368, 506, 568, 704, 716, 736, 781, 1012, 1136, 1432, 1472, 1562, 1633, 1969, 2024, 2272, 2864, 3124, 3266, 3938, 4048, 4117, 4544, 5728, 6248, 6532, 7876, 8096, 8234, 11456, 12496, 12709, 13064, 15752, 16192, 16468, 17963, 24992, 25418, 26128, 31504, 32936, 35926, 45287, 49984, 50836, 52256, 63008, 65872, 71852, 90574, 101672, 104512, 126016, 131744, 139799, 143704, 181148, 203344, 263488, 279598, 287408, 292307, 362296, 406688, 559196, 574816, 584614, 724592, 813376, 1118392, 1149632, 1169228, 1449184, 2236784, 2338456, 2898368, 3215377, 4473568, 4676912, 6430754, 8947136, 9353824, 12861508, 18707648, 25723016, 51446032, 102892064, 205784128]

約数ペア:

[(1, 205784128), (2, 102892064), (4, 51446032), (8, 25723016), (11, 18707648), (16, 12861508), (22, 9353824), (23, 8947136), (32, 6430754), (44, 4676912), (46, 4473568), (64, 3215377), (71, 2898368), (88, 2338456), (92, 2236784), (142, 1449184), (176, 1169228), (179, 1149632), (184, 1118392), (253, 813376), (284, 724592), (352, 584614), (358, 574816), (368, 559196), (506, 406688), (568, 362296), (704, 292307), (716, 287408), (736, 279598), (781, 263488), (1012, 203344), (1136, 181148), (1432, 143704), (1472, 139799), (1562, 131744), (1633, 126016), (1969, 104512), (2024, 101672), (2272, 90574), (2864, 71852), (3124, 65872), (3266, 63008), (3938, 52256), (4048, 50836), (4117, 49984), (4544, 45287), (5728, 35926), (6248, 32936), (6532, 31504), (7876, 26128), (8096, 25418), (8234, 24992), (11456, 17963), (12496, 16468), (12709, 16192), (13064, 15752)]