260008008

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1907}}^1$

素因数の和:1971

約数の個数: 128

約数和(自身を含む): 769305600

約数和(自身を除く): 509297592

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 23, 24, 26, 38, 39, 46, 52, 57, 69, 76, 78, 92, 104, 114, 138, 152, 156, 184, 228, 247, 276, 299, 312, 437, 456, 494, 552, 598, 741, 874, 897, 988, 1196, 1311, 1482, 1748, 1794, 1907, 1976, 2392, 2622, 2964, 3496, 3588, 3814, 5244, 5681, 5721, 5928, 7176, 7628, 10488, 11362, 11442, 15256, 17043, 22724, 22884, 24791, 34086, 36233, 43861, 45448, 45768, 49582, 68172, 72466, 74373, 87722, 99164, 108699, 131583, 136344, 144932, 148746, 175444, 198328, 217398, 263166, 289864, 297492, 350888, 434796, 471029, 526332, 570193, 594984, 833359, 869592, 942058, 1052664, 1140386, 1413087, 1666718, 1710579, 1884116, 2280772, 2500077, 2826174, 3333436, 3421158, 3768232, 4561544, 5000154, 5652348, 6666872, 6842316, 10000308, 10833667, 11304696, 13684632, 20000616, 21667334, 32501001, 43334668, 65002002, 86669336, 130004004, 260008008]

約数ペア:

[(1, 260008008), (2, 130004004), (3, 86669336), (4, 65002002), (6, 43334668), (8, 32501001), (12, 21667334), (13, 20000616), (19, 13684632), (23, 11304696), (24, 10833667), (26, 10000308), (38, 6842316), (39, 6666872), (46, 5652348), (52, 5000154), (57, 4561544), (69, 3768232), (76, 3421158), (78, 3333436), (92, 2826174), (104, 2500077), (114, 2280772), (138, 1884116), (152, 1710579), (156, 1666718), (184, 1413087), (228, 1140386), (247, 1052664), (276, 942058), (299, 869592), (312, 833359), (437, 594984), (456, 570193), (494, 526332), (552, 471029), (598, 434796), (741, 350888), (874, 297492), (897, 289864), (988, 263166), (1196, 217398), (1311, 198328), (1482, 175444), (1748, 148746), (1794, 144932), (1907, 136344), (1976, 131583), (2392, 108699), (2622, 99164), (2964, 87722), (3496, 74373), (3588, 72466), (3814, 68172), (5244, 49582), (5681, 45768), (5721, 45448), (5928, 43861), (7176, 36233), (7628, 34086), (10488, 24791), (11362, 22884), (11442, 22724), (15256, 17043)]