641191584

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^2\times {\mathrm{191}}^1$

素因数の和:260

約数の個数: 216

約数和(自身を含む): 1975567104

約数和(自身を除く): 1334375520

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 32, 33, 34, 44, 48, 51, 66, 68, 88, 96, 102, 121, 132, 136, 176, 187, 191, 204, 242, 264, 272, 289, 352, 363, 374, 382, 408, 484, 528, 544, 561, 573, 578, 726, 748, 764, 816, 867, 968, 1056, 1122, 1146, 1156, 1452, 1496, 1528, 1632, 1734, 1936, 2057, 2101, 2244, 2292, 2312, 2904, 2992, 3056, 3179, 3247, 3468, 3872, 4114, 4202, 4488, 4584, 4624, 5808, 5984, 6112, 6171, 6303, 6358, 6494, 6936, 8228, 8404, 8976, 9168, 9248, 9537, 9741, 11616, 12342, 12606, 12716, 12988, 13872, 16456, 16808, 17952, 18336, 19074, 19482, 23111, 24684, 25212, 25432, 25976, 27744, 32912, 33616, 34969, 35717, 38148, 38964, 46222, 49368, 50424, 50864, 51952, 55199, 65824, 67232, 69333, 69938, 71434, 76296, 77928, 92444, 98736, 100848, 101728, 103904, 104907, 107151, 110398, 138666, 139876, 142868, 152592, 155856, 165597, 184888, 197472, 201696, 209814, 214302, 220796, 277332, 279752, 285736, 305184, 311712, 331194, 369776, 392887, 419628, 428604, 441592, 554664, 559504, 571472, 607189, 662388, 739552, 785774, 839256, 857208, 883184, 1109328, 1119008, 1142944, 1178661, 1214378, 1324776, 1571548, 1678512, 1714416, 1766368, 1821567, 2218656, 2357322, 2428756, 2649552, 3143096, 3357024, 3428832, 3643134, 4714644, 4857512, 5299104, 6286192, 6679079, 7286268, 9429288, 9715024, 12572384, 13358158, 14572536, 18858576, 19430048, 20037237, 26716316, 29145072, 37717152, 40074474, 53432632, 58290144, 80148948, 106865264, 160297896, 213730528, 320595792, 641191584]

約数ペア:

[(1, 641191584), (2, 320595792), (3, 213730528), (4, 160297896), (6, 106865264), (8, 80148948), (11, 58290144), (12, 53432632), (16, 40074474), (17, 37717152), (22, 29145072), (24, 26716316), (32, 20037237), (33, 19430048), (34, 18858576), (44, 14572536), (48, 13358158), (51, 12572384), (66, 9715024), (68, 9429288), (88, 7286268), (96, 6679079), (102, 6286192), (121, 5299104), (132, 4857512), (136, 4714644), (176, 3643134), (187, 3428832), (191, 3357024), (204, 3143096), (242, 2649552), (264, 2428756), (272, 2357322), (289, 2218656), (352, 1821567), (363, 1766368), (374, 1714416), (382, 1678512), (408, 1571548), (484, 1324776), (528, 1214378), (544, 1178661), (561, 1142944), (573, 1119008), (578, 1109328), (726, 883184), (748, 857208), (764, 839256), (816, 785774), (867, 739552), (968, 662388), (1056, 607189), (1122, 571472), (1146, 559504), (1156, 554664), (1452, 441592), (1496, 428604), (1528, 419628), (1632, 392887), (1734, 369776), (1936, 331194), (2057, 311712), (2101, 305184), (2244, 285736), (2292, 279752), (2312, 277332), (2904, 220796), (2992, 214302), (3056, 209814), (3179, 201696), (3247, 197472), (3468, 184888), (3872, 165597), (4114, 155856), (4202, 152592), (4488, 142868), (4584, 139876), (4624, 138666), (5808, 110398), (5984, 107151), (6112, 104907), (6171, 103904), (6303, 101728), (6358, 100848), (6494, 98736), (6936, 92444), (8228, 77928), (8404, 76296), (8976, 71434), (9168, 69938), (9248, 69333), (9537, 67232), (9741, 65824), (11616, 55199), (12342, 51952), (12606, 50864), (12716, 50424), (12988, 49368), (13872, 46222), (16456, 38964), (16808, 38148), (17952, 35717), (18336, 34969), (19074, 33616), (19482, 32912), (23111, 27744), (24684, 25976), (25212, 25432)]