81347904

素因数分解:

$2^6\times 3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1$

素因数の和:413

約数の個数: 168

約数和(自身を含む): 261993888

約数和(自身を除く): 180645984

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 37, 44, 48, 64, 66, 72, 74, 88, 96, 99, 111, 132, 144, 148, 176, 192, 198, 222, 264, 288, 296, 333, 347, 352, 396, 407, 444, 528, 576, 592, 666, 694, 704, 792, 814, 888, 1041, 1056, 1184, 1221, 1332, 1388, 1584, 1628, 1776, 2082, 2112, 2368, 2442, 2664, 2776, 3123, 3168, 3256, 3552, 3663, 3817, 4164, 4884, 5328, 5552, 6246, 6336, 6512, 7104, 7326, 7634, 8328, 9768, 10656, 11104, 11451, 12492, 12839, 13024, 14652, 15268, 16656, 19536, 21312, 22208, 22902, 24984, 25678, 26048, 29304, 30536, 33312, 34353, 38517, 39072, 45804, 49968, 51356, 58608, 61072, 66624, 68706, 77034, 78144, 91608, 99936, 102712, 115551, 117216, 122144, 137412, 141229, 154068, 183216, 199872, 205424, 231102, 234432, 244288, 274824, 282458, 308136, 366432, 410848, 423687, 462204, 549648, 564916, 616272, 732864, 821696, 847374, 924408, 1099296, 1129832, 1232544, 1271061, 1694748, 1848816, 2198592, 2259664, 2465088, 2542122, 3389496, 3697632, 4519328, 5084244, 6778992, 7395264, 9038656, 10168488, 13557984, 20336976, 27115968, 40673952, 81347904]

約数ペア:

[(1, 81347904), (2, 40673952), (3, 27115968), (4, 20336976), (6, 13557984), (8, 10168488), (9, 9038656), (11, 7395264), (12, 6778992), (16, 5084244), (18, 4519328), (22, 3697632), (24, 3389496), (32, 2542122), (33, 2465088), (36, 2259664), (37, 2198592), (44, 1848816), (48, 1694748), (64, 1271061), (66, 1232544), (72, 1129832), (74, 1099296), (88, 924408), (96, 847374), (99, 821696), (111, 732864), (132, 616272), (144, 564916), (148, 549648), (176, 462204), (192, 423687), (198, 410848), (222, 366432), (264, 308136), (288, 282458), (296, 274824), (333, 244288), (347, 234432), (352, 231102), (396, 205424), (407, 199872), (444, 183216), (528, 154068), (576, 141229), (592, 137412), (666, 122144), (694, 117216), (704, 115551), (792, 102712), (814, 99936), (888, 91608), (1041, 78144), (1056, 77034), (1184, 68706), (1221, 66624), (1332, 61072), (1388, 58608), (1584, 51356), (1628, 49968), (1776, 45804), (2082, 39072), (2112, 38517), (2368, 34353), (2442, 33312), (2664, 30536), (2776, 29304), (3123, 26048), (3168, 25678), (3256, 24984), (3552, 22902), (3663, 22208), (3817, 21312), (4164, 19536), (4884, 16656), (5328, 15268), (5552, 14652), (6246, 13024), (6336, 12839), (6512, 12492), (7104, 11451), (7326, 11104), (7634, 10656), (8328, 9768)]