256577904

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3767}}^1$

素因数の和:3835

約数の個数: 120

約数和(自身を含む): 801770112

約数和(自身を除く): 545192208

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 43, 44, 48, 66, 72, 86, 88, 99, 129, 132, 144, 172, 176, 198, 258, 264, 344, 387, 396, 473, 516, 528, 688, 774, 792, 946, 1032, 1419, 1548, 1584, 1892, 2064, 2838, 3096, 3767, 3784, 4257, 5676, 6192, 7534, 7568, 8514, 11301, 11352, 15068, 17028, 22602, 22704, 30136, 33903, 34056, 41437, 45204, 60272, 67806, 68112, 82874, 90408, 124311, 135612, 161981, 165748, 180816, 248622, 271224, 323962, 331496, 372933, 485943, 497244, 542448, 647924, 662992, 745866, 971886, 994488, 1295848, 1457829, 1491732, 1781791, 1943772, 1988976, 2591696, 2915658, 2983464, 3563582, 3887544, 5345373, 5831316, 5966928, 7127164, 7775088, 10690746, 11662632, 14254328, 16036119, 21381492, 23325264, 28508656, 32072238, 42762984, 64144476, 85525968, 128288952, 256577904]

約数ペア:

[(1, 256577904), (2, 128288952), (3, 85525968), (4, 64144476), (6, 42762984), (8, 32072238), (9, 28508656), (11, 23325264), (12, 21381492), (16, 16036119), (18, 14254328), (22, 11662632), (24, 10690746), (33, 7775088), (36, 7127164), (43, 5966928), (44, 5831316), (48, 5345373), (66, 3887544), (72, 3563582), (86, 2983464), (88, 2915658), (99, 2591696), (129, 1988976), (132, 1943772), (144, 1781791), (172, 1491732), (176, 1457829), (198, 1295848), (258, 994488), (264, 971886), (344, 745866), (387, 662992), (396, 647924), (473, 542448), (516, 497244), (528, 485943), (688, 372933), (774, 331496), (792, 323962), (946, 271224), (1032, 248622), (1419, 180816), (1548, 165748), (1584, 161981), (1892, 135612), (2064, 124311), (2838, 90408), (3096, 82874), (3767, 68112), (3784, 67806), (4257, 60272), (5676, 45204), (6192, 41437), (7534, 34056), (7568, 33903), (8514, 30136), (11301, 22704), (11352, 22602), (15068, 17028)]