81996288

素因数分解:

$2^9\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:266

約数の個数: 160

約数和(自身を含む): 249841152

約数和(自身を除く): 167844864

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 23, 24, 32, 33, 44, 46, 48, 64, 66, 69, 88, 92, 96, 128, 132, 138, 176, 184, 192, 211, 253, 256, 264, 276, 352, 368, 384, 422, 506, 512, 528, 552, 633, 704, 736, 759, 768, 844, 1012, 1056, 1104, 1266, 1408, 1472, 1518, 1536, 1688, 2024, 2112, 2208, 2321, 2532, 2816, 2944, 3036, 3376, 4048, 4224, 4416, 4642, 4853, 5064, 5632, 5888, 6072, 6752, 6963, 8096, 8448, 8832, 9284, 9706, 10128, 11776, 12144, 13504, 13926, 14559, 16192, 16896, 17664, 18568, 19412, 20256, 24288, 27008, 27852, 29118, 32384, 35328, 37136, 38824, 40512, 48576, 53383, 54016, 55704, 58236, 64768, 74272, 77648, 81024, 97152, 106766, 108032, 111408, 116472, 129536, 148544, 155296, 160149, 162048, 194304, 213532, 222816, 232944, 297088, 310592, 320298, 324096, 388608, 427064, 445632, 465888, 594176, 621184, 640596, 854128, 891264, 931776, 1188352, 1242368, 1281192, 1708256, 1782528, 1863552, 2484736, 2562384, 3416512, 3565056, 3727104, 5124768, 6833024, 7454208, 10249536, 13666048, 20499072, 27332096, 40998144, 81996288]

約数ペア:

[(1, 81996288), (2, 40998144), (3, 27332096), (4, 20499072), (6, 13666048), (8, 10249536), (11, 7454208), (12, 6833024), (16, 5124768), (22, 3727104), (23, 3565056), (24, 3416512), (32, 2562384), (33, 2484736), (44, 1863552), (46, 1782528), (48, 1708256), (64, 1281192), (66, 1242368), (69, 1188352), (88, 931776), (92, 891264), (96, 854128), (128, 640596), (132, 621184), (138, 594176), (176, 465888), (184, 445632), (192, 427064), (211, 388608), (253, 324096), (256, 320298), (264, 310592), (276, 297088), (352, 232944), (368, 222816), (384, 213532), (422, 194304), (506, 162048), (512, 160149), (528, 155296), (552, 148544), (633, 129536), (704, 116472), (736, 111408), (759, 108032), (768, 106766), (844, 97152), (1012, 81024), (1056, 77648), (1104, 74272), (1266, 64768), (1408, 58236), (1472, 55704), (1518, 54016), (1536, 53383), (1688, 48576), (2024, 40512), (2112, 38824), (2208, 37136), (2321, 35328), (2532, 32384), (2816, 29118), (2944, 27852), (3036, 27008), (3376, 24288), (4048, 20256), (4224, 19412), (4416, 18568), (4642, 17664), (4853, 16896), (5064, 16192), (5632, 14559), (5888, 13926), (6072, 13504), (6752, 12144), (6963, 11776), (8096, 10128), (8448, 9706), (8832, 9284)]