260404144

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:339

約数の個数: 160

約数和(自身を含む): 689955840

約数和(自身を除く): 429551696

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 52, 56, 71, 77, 88, 91, 104, 112, 142, 143, 154, 176, 182, 208, 229, 284, 286, 308, 364, 458, 497, 568, 572, 616, 728, 781, 916, 923, 994, 1001, 1136, 1144, 1232, 1456, 1562, 1603, 1832, 1846, 1988, 2002, 2288, 2519, 2977, 3124, 3206, 3664, 3692, 3976, 4004, 5038, 5467, 5954, 6248, 6412, 6461, 7384, 7952, 8008, 10076, 10153, 10934, 11908, 12496, 12824, 12922, 14768, 16016, 16259, 17633, 20152, 20306, 20839, 21868, 23816, 25648, 25844, 32518, 32747, 35266, 40304, 40612, 41678, 43736, 47632, 51688, 65036, 65494, 70532, 71071, 81224, 83356, 87472, 103376, 113813, 130072, 130988, 141064, 142142, 162448, 166712, 178849, 211367, 227626, 229229, 260144, 261976, 282128, 284284, 333424, 357698, 422734, 455252, 458458, 523952, 568568, 715396, 845468, 910504, 916916, 1137136, 1251943, 1430792, 1479569, 1690936, 1821008, 1833832, 2325037, 2503886, 2861584, 2959138, 3381872, 3667664, 4650074, 5007772, 5918276, 9300148, 10015544, 11836552, 16275259, 18600296, 20031088, 23673104, 32550518, 37200592, 65101036, 130202072, 260404144]

約数ペア:

[(1, 260404144), (2, 130202072), (4, 65101036), (7, 37200592), (8, 32550518), (11, 23673104), (13, 20031088), (14, 18600296), (16, 16275259), (22, 11836552), (26, 10015544), (28, 9300148), (44, 5918276), (52, 5007772), (56, 4650074), (71, 3667664), (77, 3381872), (88, 2959138), (91, 2861584), (104, 2503886), (112, 2325037), (142, 1833832), (143, 1821008), (154, 1690936), (176, 1479569), (182, 1430792), (208, 1251943), (229, 1137136), (284, 916916), (286, 910504), (308, 845468), (364, 715396), (458, 568568), (497, 523952), (568, 458458), (572, 455252), (616, 422734), (728, 357698), (781, 333424), (916, 284284), (923, 282128), (994, 261976), (1001, 260144), (1136, 229229), (1144, 227626), (1232, 211367), (1456, 178849), (1562, 166712), (1603, 162448), (1832, 142142), (1846, 141064), (1988, 130988), (2002, 130072), (2288, 113813), (2519, 103376), (2977, 87472), (3124, 83356), (3206, 81224), (3664, 71071), (3692, 70532), (3976, 65494), (4004, 65036), (5038, 51688), (5467, 47632), (5954, 43736), (6248, 41678), (6412, 40612), (6461, 40304), (7384, 35266), (7952, 32747), (8008, 32518), (10076, 25844), (10153, 25648), (10934, 23816), (11908, 21868), (12496, 20839), (12824, 20306), (12922, 20152), (14768, 17633), (16016, 16259)]