261720576

素因数分解:

$2^9\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:311

約数の個数: 240

約数和(自身を含む): 864647784

約数和(自身を除く): 602927208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 32, 34, 36, 39, 48, 51, 52, 64, 68, 72, 78, 96, 102, 104, 117, 128, 136, 144, 153, 156, 192, 204, 208, 221, 234, 256, 257, 272, 288, 306, 312, 384, 408, 416, 442, 468, 512, 514, 544, 576, 612, 624, 663, 768, 771, 816, 832, 884, 936, 1028, 1088, 1152, 1224, 1248, 1326, 1536, 1542, 1632, 1664, 1768, 1872, 1989, 2056, 2176, 2304, 2313, 2448, 2496, 2652, 3084, 3264, 3328, 3341, 3536, 3744, 3978, 4112, 4352, 4369, 4608, 4626, 4896, 4992, 5304, 6168, 6528, 6656, 6682, 7072, 7488, 7956, 8224, 8704, 8738, 9252, 9792, 9984, 10023, 10608, 12336, 13056, 13107, 13364, 14144, 14976, 15912, 16448, 17476, 18504, 19584, 19968, 20046, 21216, 24672, 26112, 26214, 26728, 28288, 29952, 30069, 31824, 32896, 34952, 37008, 39168, 39321, 40092, 42432, 49344, 52428, 53456, 56576, 56797, 59904, 60138, 63648, 65792, 69904, 74016, 78336, 78642, 80184, 84864, 98688, 104856, 106912, 113152, 113594, 120276, 127296, 131584, 139808, 148032, 157284, 160368, 169728, 170391, 197376, 209712, 213824, 227188, 240552, 254592, 279616, 296064, 314568, 320736, 339456, 340782, 394752, 419424, 427648, 454376, 481104, 509184, 511173, 559232, 592128, 629136, 641472, 681564, 838848, 855296, 908752, 962208, 1018368, 1022346, 1118464, 1184256, 1258272, 1282944, 1363128, 1677696, 1710592, 1817504, 1924416, 2044692, 2236928, 2516544, 2565888, 2726256, 3355392, 3635008, 3848832, 4089384, 5033088, 5131776, 5452512, 6710784, 7270016, 7697664, 8178768, 10066176, 10905024, 14540032, 15395328, 16357536, 20132352, 21810048, 29080064, 32715072, 43620096, 65430144, 87240192, 130860288, 261720576]

約数ペア:

[(1, 261720576), (2, 130860288), (3, 87240192), (4, 65430144), (6, 43620096), (8, 32715072), (9, 29080064), (12, 21810048), (13, 20132352), (16, 16357536), (17, 15395328), (18, 14540032), (24, 10905024), (26, 10066176), (32, 8178768), (34, 7697664), (36, 7270016), (39, 6710784), (48, 5452512), (51, 5131776), (52, 5033088), (64, 4089384), (68, 3848832), (72, 3635008), (78, 3355392), (96, 2726256), (102, 2565888), (104, 2516544), (117, 2236928), (128, 2044692), (136, 1924416), (144, 1817504), (153, 1710592), (156, 1677696), (192, 1363128), (204, 1282944), (208, 1258272), (221, 1184256), (234, 1118464), (256, 1022346), (257, 1018368), (272, 962208), (288, 908752), (306, 855296), (312, 838848), (384, 681564), (408, 641472), (416, 629136), (442, 592128), (468, 559232), (512, 511173), (514, 509184), (544, 481104), (576, 454376), (612, 427648), (624, 419424), (663, 394752), (768, 340782), (771, 339456), (816, 320736), (832, 314568), (884, 296064), (936, 279616), (1028, 254592), (1088, 240552), (1152, 227188), (1224, 213824), (1248, 209712), (1326, 197376), (1536, 170391), (1542, 169728), (1632, 160368), (1664, 157284), (1768, 148032), (1872, 139808), (1989, 131584), (2056, 127296), (2176, 120276), (2304, 113594), (2313, 113152), (2448, 106912), (2496, 104856), (2652, 98688), (3084, 84864), (3264, 80184), (3328, 78642), (3341, 78336), (3536, 74016), (3744, 69904), (3978, 65792), (4112, 63648), (4352, 60138), (4369, 59904), (4608, 56797), (4626, 56576), (4896, 53456), (4992, 52428), (5304, 49344), (6168, 42432), (6528, 40092), (6656, 39321), (6682, 39168), (7072, 37008), (7488, 34952), (7956, 32896), (8224, 31824), (8704, 30069), (8738, 29952), (9252, 28288), (9792, 26728), (9984, 26214), (10023, 26112), (10608, 24672), (12336, 21216), (13056, 20046), (13107, 19968), (13364, 19584), (14144, 18504), (14976, 17476), (15912, 16448)]