209420288

素因数分解:

$2^{15}\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1$

素因数の和:131

約数の個数: 128

約数和(自身を含む): 528474240

約数和(自身を除く): 319053952

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 83, 88, 112, 128, 154, 166, 176, 224, 256, 308, 332, 352, 448, 512, 581, 616, 664, 704, 896, 913, 1024, 1162, 1232, 1328, 1408, 1792, 1826, 2048, 2324, 2464, 2656, 2816, 3584, 3652, 4096, 4648, 4928, 5312, 5632, 6391, 7168, 7304, 8192, 9296, 9856, 10624, 11264, 12782, 14336, 14608, 16384, 18592, 19712, 21248, 22528, 25564, 28672, 29216, 32768, 37184, 39424, 42496, 45056, 51128, 57344, 58432, 74368, 78848, 84992, 90112, 102256, 114688, 116864, 148736, 157696, 169984, 180224, 204512, 229376, 233728, 297472, 315392, 339968, 360448, 409024, 467456, 594944, 630784, 679936, 818048, 934912, 1189888, 1261568, 1359872, 1636096, 1869824, 2379776, 2523136, 2719744, 3272192, 3739648, 4759552, 6544384, 7479296, 9519104, 13088768, 14958592, 19038208, 26177536, 29917184, 52355072, 104710144, 209420288]

約数ペア:

[(1, 209420288), (2, 104710144), (4, 52355072), (7, 29917184), (8, 26177536), (11, 19038208), (14, 14958592), (16, 13088768), (22, 9519104), (28, 7479296), (32, 6544384), (44, 4759552), (56, 3739648), (64, 3272192), (77, 2719744), (83, 2523136), (88, 2379776), (112, 1869824), (128, 1636096), (154, 1359872), (166, 1261568), (176, 1189888), (224, 934912), (256, 818048), (308, 679936), (332, 630784), (352, 594944), (448, 467456), (512, 409024), (581, 360448), (616, 339968), (664, 315392), (704, 297472), (896, 233728), (913, 229376), (1024, 204512), (1162, 180224), (1232, 169984), (1328, 157696), (1408, 148736), (1792, 116864), (1826, 114688), (2048, 102256), (2324, 90112), (2464, 84992), (2656, 78848), (2816, 74368), (3584, 58432), (3652, 57344), (4096, 51128), (4648, 45056), (4928, 42496), (5312, 39424), (5632, 37184), (6391, 32768), (7168, 29216), (7304, 28672), (8192, 25564), (9296, 22528), (9856, 21248), (10624, 19712), (11264, 18592), (12782, 16384), (14336, 14608)]