264866560

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:179

約数の個数: 216

約数和(自身を含む): 763360416

約数和(自身を除く): 498493856

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 49, 56, 64, 70, 80, 82, 98, 103, 112, 128, 140, 160, 164, 196, 205, 206, 224, 245, 256, 280, 287, 320, 328, 392, 410, 412, 448, 490, 515, 560, 574, 640, 656, 721, 784, 820, 824, 896, 980, 1030, 1120, 1148, 1280, 1312, 1435, 1442, 1568, 1640, 1648, 1792, 1960, 2009, 2060, 2240, 2296, 2624, 2870, 2884, 3136, 3280, 3296, 3605, 3920, 4018, 4120, 4223, 4480, 4592, 5047, 5248, 5740, 5768, 6272, 6560, 6592, 7210, 7840, 8036, 8240, 8446, 8960, 9184, 10045, 10094, 10496, 11480, 11536, 12544, 13120, 13184, 14420, 15680, 16072, 16480, 16892, 18368, 20090, 20188, 21115, 22960, 23072, 25235, 26240, 26368, 28840, 29561, 31360, 32144, 32960, 33784, 36736, 40180, 40376, 42230, 45920, 46144, 50470, 52480, 57680, 59122, 62720, 64288, 65920, 67568, 73472, 80360, 80752, 84460, 91840, 92288, 100940, 115360, 118244, 128576, 131840, 135136, 147805, 160720, 161504, 168920, 183680, 184576, 201880, 206927, 230720, 236488, 257152, 270272, 295610, 321440, 323008, 337840, 367360, 403760, 413854, 461440, 472976, 514304, 540544, 591220, 642880, 646016, 675680, 807520, 827708, 922880, 945952, 1034635, 1081088, 1182440, 1285760, 1292032, 1351360, 1615040, 1655416, 1891904, 2069270, 2364880, 2571520, 2702720, 3230080, 3310832, 3783808, 4138540, 4729760, 5405440, 6460160, 6621664, 7567616, 8277080, 9459520, 13243328, 16554160, 18919040, 26486656, 33108320, 37838080, 52973312, 66216640, 132433280, 264866560]

約数ペア:

[(1, 264866560), (2, 132433280), (4, 66216640), (5, 52973312), (7, 37838080), (8, 33108320), (10, 26486656), (14, 18919040), (16, 16554160), (20, 13243328), (28, 9459520), (32, 8277080), (35, 7567616), (40, 6621664), (41, 6460160), (49, 5405440), (56, 4729760), (64, 4138540), (70, 3783808), (80, 3310832), (82, 3230080), (98, 2702720), (103, 2571520), (112, 2364880), (128, 2069270), (140, 1891904), (160, 1655416), (164, 1615040), (196, 1351360), (205, 1292032), (206, 1285760), (224, 1182440), (245, 1081088), (256, 1034635), (280, 945952), (287, 922880), (320, 827708), (328, 807520), (392, 675680), (410, 646016), (412, 642880), (448, 591220), (490, 540544), (515, 514304), (560, 472976), (574, 461440), (640, 413854), (656, 403760), (721, 367360), (784, 337840), (820, 323008), (824, 321440), (896, 295610), (980, 270272), (1030, 257152), (1120, 236488), (1148, 230720), (1280, 206927), (1312, 201880), (1435, 184576), (1442, 183680), (1568, 168920), (1640, 161504), (1648, 160720), (1792, 147805), (1960, 135136), (2009, 131840), (2060, 128576), (2240, 118244), (2296, 115360), (2624, 100940), (2870, 92288), (2884, 91840), (3136, 84460), (3280, 80752), (3296, 80360), (3605, 73472), (3920, 67568), (4018, 65920), (4120, 64288), (4223, 62720), (4480, 59122), (4592, 57680), (5047, 52480), (5248, 50470), (5740, 46144), (5768, 45920), (6272, 42230), (6560, 40376), (6592, 40180), (7210, 36736), (7840, 33784), (8036, 32960), (8240, 32144), (8446, 31360), (8960, 29561), (9184, 28840), (10045, 26368), (10094, 26240), (10496, 25235), (11480, 23072), (11536, 22960), (12544, 21115), (13120, 20188), (13184, 20090), (14420, 18368), (15680, 16892), (16072, 16480)]