247180544

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{257}}^1$

素因数の和:320

約数の個数: 108

約数和(自身を含む): 566639724

約数和(自身を除く): 319459180

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 128, 136, 208, 221, 256, 257, 272, 289, 416, 442, 514, 544, 578, 832, 884, 1028, 1088, 1156, 1664, 1768, 2056, 2176, 2312, 3328, 3341, 3536, 3757, 4112, 4352, 4369, 4624, 6682, 7072, 7514, 8224, 8738, 9248, 13364, 14144, 15028, 16448, 17476, 18496, 26728, 28288, 30056, 32896, 34952, 36992, 53456, 56576, 56797, 60112, 65792, 69904, 73984, 74273, 106912, 113594, 120224, 139808, 148546, 213824, 227188, 240448, 279616, 297092, 427648, 454376, 480896, 559232, 594184, 855296, 908752, 961792, 965549, 1118464, 1188368, 1817504, 1931098, 2376736, 3635008, 3862196, 4753472, 7270016, 7724392, 9506944, 14540032, 15448784, 19013888, 30897568, 61795136, 123590272, 247180544]

約数ペア:

[(1, 247180544), (2, 123590272), (4, 61795136), (8, 30897568), (13, 19013888), (16, 15448784), (17, 14540032), (26, 9506944), (32, 7724392), (34, 7270016), (52, 4753472), (64, 3862196), (68, 3635008), (104, 2376736), (128, 1931098), (136, 1817504), (208, 1188368), (221, 1118464), (256, 965549), (257, 961792), (272, 908752), (289, 855296), (416, 594184), (442, 559232), (514, 480896), (544, 454376), (578, 427648), (832, 297092), (884, 279616), (1028, 240448), (1088, 227188), (1156, 213824), (1664, 148546), (1768, 139808), (2056, 120224), (2176, 113594), (2312, 106912), (3328, 74273), (3341, 73984), (3536, 69904), (3757, 65792), (4112, 60112), (4352, 56797), (4369, 56576), (4624, 53456), (6682, 36992), (7072, 34952), (7514, 32896), (8224, 30056), (8738, 28288), (9248, 26728), (13364, 18496), (14144, 17476), (15028, 16448)]