251136288

素因数分解:

$2^5\times 3^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:321

約数の個数: 240

約数和(自身を含む): 826028280

約数和(自身を除く): 574891992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 29, 32, 36, 39, 48, 52, 54, 58, 72, 78, 81, 87, 96, 104, 108, 116, 117, 144, 156, 162, 174, 208, 216, 232, 234, 257, 261, 288, 312, 324, 348, 351, 377, 416, 432, 464, 468, 514, 522, 624, 648, 696, 702, 754, 771, 783, 864, 928, 936, 1028, 1044, 1053, 1131, 1248, 1296, 1392, 1404, 1508, 1542, 1566, 1872, 2056, 2088, 2106, 2262, 2313, 2349, 2592, 2784, 2808, 3016, 3084, 3132, 3341, 3393, 3744, 4112, 4176, 4212, 4524, 4626, 4698, 5616, 6032, 6168, 6264, 6682, 6786, 6939, 7453, 8224, 8352, 8424, 9048, 9252, 9396, 10023, 10179, 11232, 12064, 12336, 12528, 13364, 13572, 13878, 14906, 16848, 18096, 18504, 18792, 20046, 20358, 20817, 22359, 24672, 25056, 26728, 27144, 27756, 29812, 30069, 30537, 33696, 36192, 37008, 37584, 40092, 40716, 41634, 44718, 53456, 54288, 55512, 59624, 60138, 61074, 67077, 74016, 75168, 80184, 81432, 83268, 89436, 90207, 96889, 106912, 108576, 111024, 119248, 120276, 122148, 134154, 160368, 162864, 166536, 178872, 180414, 193778, 201231, 222048, 238496, 240552, 244296, 268308, 270621, 290667, 320736, 325728, 333072, 357744, 360828, 387556, 402462, 481104, 488592, 536616, 541242, 581334, 603693, 666144, 715488, 721656, 775112, 804924, 872001, 962208, 977184, 1073232, 1082484, 1162668, 1207386, 1443312, 1550224, 1609848, 1744002, 2146464, 2164968, 2325336, 2414772, 2616003, 2886624, 3100448, 3219696, 3488004, 4329936, 4650672, 4829544, 5232006, 6439392, 6976008, 7848009, 8659872, 9301344, 9659088, 10464012, 13952016, 15696018, 19318176, 20928024, 27904032, 31392036, 41856048, 62784072, 83712096, 125568144, 251136288]

約数ペア:

[(1, 251136288), (2, 125568144), (3, 83712096), (4, 62784072), (6, 41856048), (8, 31392036), (9, 27904032), (12, 20928024), (13, 19318176), (16, 15696018), (18, 13952016), (24, 10464012), (26, 9659088), (27, 9301344), (29, 8659872), (32, 7848009), (36, 6976008), (39, 6439392), (48, 5232006), (52, 4829544), (54, 4650672), (58, 4329936), (72, 3488004), (78, 3219696), (81, 3100448), (87, 2886624), (96, 2616003), (104, 2414772), (108, 2325336), (116, 2164968), (117, 2146464), (144, 1744002), (156, 1609848), (162, 1550224), (174, 1443312), (208, 1207386), (216, 1162668), (232, 1082484), (234, 1073232), (257, 977184), (261, 962208), (288, 872001), (312, 804924), (324, 775112), (348, 721656), (351, 715488), (377, 666144), (416, 603693), (432, 581334), (464, 541242), (468, 536616), (514, 488592), (522, 481104), (624, 402462), (648, 387556), (696, 360828), (702, 357744), (754, 333072), (771, 325728), (783, 320736), (864, 290667), (928, 270621), (936, 268308), (1028, 244296), (1044, 240552), (1053, 238496), (1131, 222048), (1248, 201231), (1296, 193778), (1392, 180414), (1404, 178872), (1508, 166536), (1542, 162864), (1566, 160368), (1872, 134154), (2056, 122148), (2088, 120276), (2106, 119248), (2262, 111024), (2313, 108576), (2349, 106912), (2592, 96889), (2784, 90207), (2808, 89436), (3016, 83268), (3084, 81432), (3132, 80184), (3341, 75168), (3393, 74016), (3744, 67077), (4112, 61074), (4176, 60138), (4212, 59624), (4524, 55512), (4626, 54288), (4698, 53456), (5616, 44718), (6032, 41634), (6168, 40716), (6264, 40092), (6682, 37584), (6786, 37008), (6939, 36192), (7453, 33696), (8224, 30537), (8352, 30069), (8424, 29812), (9048, 27756), (9252, 27144), (9396, 26728), (10023, 25056), (10179, 24672), (11232, 22359), (12064, 20817), (12336, 20358), (12528, 20046), (13364, 18792), (13572, 18504), (13878, 18096), (14906, 16848)]