261359904

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:267

約数の個数: 192

約数和(自身を含む): 796594176

約数和(自身を除く): 535234272

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 32, 34, 39, 48, 51, 52, 68, 78, 96, 97, 102, 104, 127, 136, 156, 194, 204, 208, 221, 254, 272, 291, 312, 381, 388, 408, 416, 442, 508, 544, 582, 624, 663, 762, 776, 816, 884, 1016, 1164, 1248, 1261, 1326, 1524, 1552, 1632, 1649, 1651, 1768, 2032, 2159, 2328, 2522, 2652, 3048, 3104, 3298, 3302, 3536, 3783, 4064, 4318, 4656, 4947, 4953, 5044, 5304, 6096, 6477, 6596, 6604, 7072, 7566, 8636, 9312, 9894, 9906, 10088, 10608, 12192, 12319, 12954, 13192, 13208, 15132, 17272, 19788, 19812, 20176, 21216, 21437, 24638, 25908, 26384, 26416, 28067, 30264, 34544, 36957, 39576, 39624, 40352, 42874, 49276, 51816, 52768, 52832, 56134, 60528, 64311, 69088, 73914, 79152, 79248, 84201, 85748, 98552, 103632, 112268, 121056, 128622, 147828, 158304, 158496, 160147, 168402, 171496, 197104, 207264, 209423, 224536, 257244, 295656, 320294, 336804, 342992, 394208, 418846, 449072, 480441, 514488, 591312, 628269, 640588, 673608, 685984, 837692, 898144, 960882, 1028976, 1182624, 1256538, 1281176, 1347216, 1675384, 1921764, 2057952, 2513076, 2562352, 2694432, 2722499, 3350768, 3843528, 5026152, 5124704, 5444998, 6701536, 7687056, 8167497, 10052304, 10889996, 15374112, 16334994, 20104608, 21779992, 32669988, 43559984, 65339976, 87119968, 130679952, 261359904]

約数ペア:

[(1, 261359904), (2, 130679952), (3, 87119968), (4, 65339976), (6, 43559984), (8, 32669988), (12, 21779992), (13, 20104608), (16, 16334994), (17, 15374112), (24, 10889996), (26, 10052304), (32, 8167497), (34, 7687056), (39, 6701536), (48, 5444998), (51, 5124704), (52, 5026152), (68, 3843528), (78, 3350768), (96, 2722499), (97, 2694432), (102, 2562352), (104, 2513076), (127, 2057952), (136, 1921764), (156, 1675384), (194, 1347216), (204, 1281176), (208, 1256538), (221, 1182624), (254, 1028976), (272, 960882), (291, 898144), (312, 837692), (381, 685984), (388, 673608), (408, 640588), (416, 628269), (442, 591312), (508, 514488), (544, 480441), (582, 449072), (624, 418846), (663, 394208), (762, 342992), (776, 336804), (816, 320294), (884, 295656), (1016, 257244), (1164, 224536), (1248, 209423), (1261, 207264), (1326, 197104), (1524, 171496), (1552, 168402), (1632, 160147), (1649, 158496), (1651, 158304), (1768, 147828), (2032, 128622), (2159, 121056), (2328, 112268), (2522, 103632), (2652, 98552), (3048, 85748), (3104, 84201), (3298, 79248), (3302, 79152), (3536, 73914), (3783, 69088), (4064, 64311), (4318, 60528), (4656, 56134), (4947, 52832), (4953, 52768), (5044, 51816), (5304, 49276), (6096, 42874), (6477, 40352), (6596, 39624), (6604, 39576), (7072, 36957), (7566, 34544), (8636, 30264), (9312, 28067), (9894, 26416), (9906, 26384), (10088, 25908), (10608, 24638), (12192, 21437), (12319, 21216), (12954, 20176), (13192, 19812), (13208, 19788), (15132, 17272)]