258592576

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:129

約数の個数: 168

約数和(自身を含む): 628814592

約数和(自身を除く): 370222016

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 31, 32, 34, 41, 44, 62, 64, 68, 82, 88, 124, 136, 164, 176, 187, 248, 272, 289, 328, 341, 352, 374, 451, 496, 527, 544, 578, 656, 682, 697, 704, 748, 902, 992, 1054, 1088, 1156, 1271, 1312, 1364, 1394, 1496, 1804, 1984, 2108, 2312, 2542, 2624, 2728, 2788, 2992, 3179, 3608, 4216, 4624, 5084, 5456, 5576, 5797, 5984, 6358, 7216, 7667, 8432, 8959, 9248, 10168, 10912, 11152, 11594, 11849, 11968, 12716, 13981, 14432, 15334, 16864, 17918, 18496, 20336, 21607, 21824, 22304, 23188, 23698, 25432, 27962, 28864, 30668, 33728, 35836, 40672, 43214, 44608, 46376, 47396, 50864, 55924, 61336, 71672, 81344, 86428, 92752, 94792, 98549, 101728, 111848, 122672, 130339, 143344, 172856, 185504, 189584, 197098, 203456, 223696, 237677, 245344, 260678, 286688, 345712, 367319, 371008, 379168, 394196, 447392, 475354, 490688, 521356, 573376, 691424, 734638, 758336, 788392, 894784, 950708, 1042712, 1382848, 1469276, 1576784, 1901416, 2085424, 2938552, 3153568, 3802832, 4040509, 4170848, 5877104, 6307136, 7605664, 8081018, 8341696, 11754208, 15211328, 16162036, 23508416, 32324072, 64648144, 129296288, 258592576]

約数ペア:

[(1, 258592576), (2, 129296288), (4, 64648144), (8, 32324072), (11, 23508416), (16, 16162036), (17, 15211328), (22, 11754208), (31, 8341696), (32, 8081018), (34, 7605664), (41, 6307136), (44, 5877104), (62, 4170848), (64, 4040509), (68, 3802832), (82, 3153568), (88, 2938552), (124, 2085424), (136, 1901416), (164, 1576784), (176, 1469276), (187, 1382848), (248, 1042712), (272, 950708), (289, 894784), (328, 788392), (341, 758336), (352, 734638), (374, 691424), (451, 573376), (496, 521356), (527, 490688), (544, 475354), (578, 447392), (656, 394196), (682, 379168), (697, 371008), (704, 367319), (748, 345712), (902, 286688), (992, 260678), (1054, 245344), (1088, 237677), (1156, 223696), (1271, 203456), (1312, 197098), (1364, 189584), (1394, 185504), (1496, 172856), (1804, 143344), (1984, 130339), (2108, 122672), (2312, 111848), (2542, 101728), (2624, 98549), (2728, 94792), (2788, 92752), (2992, 86428), (3179, 81344), (3608, 71672), (4216, 61336), (4624, 55924), (5084, 50864), (5456, 47396), (5576, 46376), (5797, 44608), (5984, 43214), (6358, 40672), (7216, 35836), (7667, 33728), (8432, 30668), (8959, 28864), (9248, 27962), (10168, 25432), (10912, 23698), (11152, 23188), (11594, 22304), (11849, 21824), (11968, 21607), (12716, 20336), (13981, 18496), (14432, 17918), (15334, 16864)]