261421056

素因数分解:

$2^{11}\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1091}}^1$

素因数の和:1132

約数の個数: 144

約数和(自身を含む): 813856680

約数和(自身を除く): 552435624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 144, 156, 192, 208, 234, 256, 288, 312, 384, 416, 468, 512, 576, 624, 768, 832, 936, 1024, 1091, 1152, 1248, 1536, 1664, 1872, 2048, 2182, 2304, 2496, 3072, 3273, 3328, 3744, 4364, 4608, 4992, 6144, 6546, 6656, 7488, 8728, 9216, 9819, 9984, 13092, 13312, 14183, 14976, 17456, 18432, 19638, 19968, 26184, 26624, 28366, 29952, 34912, 39276, 39936, 42549, 52368, 56732, 59904, 69824, 78552, 79872, 85098, 104736, 113464, 119808, 127647, 139648, 157104, 170196, 209472, 226928, 239616, 255294, 279296, 314208, 340392, 418944, 453856, 510588, 558592, 628416, 680784, 837888, 907712, 1021176, 1117184, 1256832, 1361568, 1675776, 1815424, 2042352, 2234368, 2513664, 2723136, 3351552, 3630848, 4084704, 5027328, 5446272, 6703104, 7261696, 8169408, 10054656, 10892544, 14523392, 16338816, 20109312, 21785088, 29046784, 32677632, 43570176, 65355264, 87140352, 130710528, 261421056]

約数ペア:

[(1, 261421056), (2, 130710528), (3, 87140352), (4, 65355264), (6, 43570176), (8, 32677632), (9, 29046784), (12, 21785088), (13, 20109312), (16, 16338816), (18, 14523392), (24, 10892544), (26, 10054656), (32, 8169408), (36, 7261696), (39, 6703104), (48, 5446272), (52, 5027328), (64, 4084704), (72, 3630848), (78, 3351552), (96, 2723136), (104, 2513664), (117, 2234368), (128, 2042352), (144, 1815424), (156, 1675776), (192, 1361568), (208, 1256832), (234, 1117184), (256, 1021176), (288, 907712), (312, 837888), (384, 680784), (416, 628416), (468, 558592), (512, 510588), (576, 453856), (624, 418944), (768, 340392), (832, 314208), (936, 279296), (1024, 255294), (1091, 239616), (1152, 226928), (1248, 209472), (1536, 170196), (1664, 157104), (1872, 139648), (2048, 127647), (2182, 119808), (2304, 113464), (2496, 104736), (3072, 85098), (3273, 79872), (3328, 78552), (3744, 69824), (4364, 59904), (4608, 56732), (4992, 52368), (6144, 42549), (6546, 39936), (6656, 39276), (7488, 34912), (8728, 29952), (9216, 28366), (9819, 26624), (9984, 26184), (13092, 19968), (13312, 19638), (14183, 18432), (14976, 17456)]