81549072

素因数分解:

$2^4\times 3^3\times {\mathrm{11}}^1\times {\mathrm{131}}^2$

素因数の和:290

約数の個数: 120

約数和(自身を含む): 257319840

約数和(自身を除く): 175770768

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 33, 36, 44, 48, 54, 66, 72, 88, 99, 108, 131, 132, 144, 176, 198, 216, 262, 264, 297, 393, 396, 432, 524, 528, 594, 786, 792, 1048, 1179, 1188, 1441, 1572, 1584, 2096, 2358, 2376, 2882, 3144, 3537, 4323, 4716, 4752, 5764, 6288, 7074, 8646, 9432, 11528, 12969, 14148, 17161, 17292, 18864, 23056, 25938, 28296, 34322, 34584, 38907, 51483, 51876, 56592, 68644, 69168, 77814, 102966, 103752, 137288, 154449, 155628, 188771, 205932, 207504, 274576, 308898, 311256, 377542, 411864, 463347, 566313, 617796, 622512, 755084, 823728, 926694, 1132626, 1235592, 1510168, 1698939, 1853388, 2265252, 2471184, 3020336, 3397878, 3706776, 4530504, 5096817, 6795756, 7413552, 9061008, 10193634, 13591512, 20387268, 27183024, 40774536, 81549072]

約数ペア:

[(1, 81549072), (2, 40774536), (3, 27183024), (4, 20387268), (6, 13591512), (8, 10193634), (9, 9061008), (11, 7413552), (12, 6795756), (16, 5096817), (18, 4530504), (22, 3706776), (24, 3397878), (27, 3020336), (33, 2471184), (36, 2265252), (44, 1853388), (48, 1698939), (54, 1510168), (66, 1235592), (72, 1132626), (88, 926694), (99, 823728), (108, 755084), (131, 622512), (132, 617796), (144, 566313), (176, 463347), (198, 411864), (216, 377542), (262, 311256), (264, 308898), (297, 274576), (393, 207504), (396, 205932), (432, 188771), (524, 155628), (528, 154449), (594, 137288), (786, 103752), (792, 102966), (1048, 77814), (1179, 69168), (1188, 68644), (1441, 56592), (1572, 51876), (1584, 51483), (2096, 38907), (2358, 34584), (2376, 34322), (2882, 28296), (3144, 25938), (3537, 23056), (4323, 18864), (4716, 17292), (4752, 17161), (5764, 14148), (6288, 12969), (7074, 11528), (8646, 9432)]