256252896

素因数分解:

$2^5\times 3^4\times {\mathrm{109}}^1\times {\mathrm{907}}^1$

素因数の和:1038

約数の個数: 120

約数和(自身を含む): 761385240

約数和(自身を除く): 505132344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 109, 144, 162, 216, 218, 288, 324, 327, 432, 436, 648, 654, 864, 872, 907, 981, 1296, 1308, 1744, 1814, 1962, 2592, 2616, 2721, 2943, 3488, 3628, 3924, 5232, 5442, 5886, 7256, 7848, 8163, 8829, 10464, 10884, 11772, 14512, 15696, 16326, 17658, 21768, 23544, 24489, 29024, 31392, 32652, 35316, 43536, 47088, 48978, 65304, 70632, 73467, 87072, 94176, 97956, 98863, 130608, 141264, 146934, 195912, 197726, 261216, 282528, 293868, 296589, 391824, 395452, 587736, 593178, 783648, 790904, 889767, 1175472, 1186356, 1581808, 1779534, 2350944, 2372712, 2669301, 3163616, 3559068, 4745424, 5338602, 7118136, 8007903, 9490848, 10677204, 14236272, 16015806, 21354408, 28472544, 32031612, 42708816, 64063224, 85417632, 128126448, 256252896]

約数ペア:

[(1, 256252896), (2, 128126448), (3, 85417632), (4, 64063224), (6, 42708816), (8, 32031612), (9, 28472544), (12, 21354408), (16, 16015806), (18, 14236272), (24, 10677204), (27, 9490848), (32, 8007903), (36, 7118136), (48, 5338602), (54, 4745424), (72, 3559068), (81, 3163616), (96, 2669301), (108, 2372712), (109, 2350944), (144, 1779534), (162, 1581808), (216, 1186356), (218, 1175472), (288, 889767), (324, 790904), (327, 783648), (432, 593178), (436, 587736), (648, 395452), (654, 391824), (864, 296589), (872, 293868), (907, 282528), (981, 261216), (1296, 197726), (1308, 195912), (1744, 146934), (1814, 141264), (1962, 130608), (2592, 98863), (2616, 97956), (2721, 94176), (2943, 87072), (3488, 73467), (3628, 70632), (3924, 65304), (5232, 48978), (5442, 47088), (5886, 43536), (7256, 35316), (7848, 32652), (8163, 31392), (8829, 29024), (10464, 24489), (10884, 23544), (11772, 21768), (14512, 17658), (15696, 16326)]