217755216

素因数分解:

$2^4\times 3^7\times 7^2\times {\mathrm{127}}^1$

素因数の和:170

約数の個数: 240

約数和(自身を含む): 741857280

約数和(自身を除く): 524102064

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 72, 81, 84, 98, 108, 112, 126, 127, 144, 147, 162, 168, 189, 196, 216, 243, 252, 254, 294, 324, 336, 378, 381, 392, 432, 441, 486, 504, 508, 567, 588, 648, 729, 756, 762, 784, 882, 889, 972, 1008, 1016, 1134, 1143, 1176, 1296, 1323, 1458, 1512, 1524, 1701, 1764, 1778, 1944, 2032, 2187, 2268, 2286, 2352, 2646, 2667, 2916, 3024, 3048, 3402, 3429, 3528, 3556, 3888, 3969, 4374, 4536, 4572, 5103, 5292, 5334, 5832, 6096, 6223, 6804, 6858, 7056, 7112, 7938, 8001, 8748, 9072, 9144, 10206, 10287, 10584, 10668, 11664, 11907, 12446, 13608, 13716, 14224, 15309, 15876, 16002, 17496, 18288, 18669, 20412, 20574, 21168, 21336, 23814, 24003, 24892, 27216, 27432, 30618, 30861, 31752, 32004, 34992, 35721, 37338, 40824, 41148, 42672, 47628, 48006, 49784, 54864, 56007, 61236, 61722, 63504, 64008, 71442, 72009, 74676, 81648, 82296, 92583, 95256, 96012, 99568, 107163, 112014, 122472, 123444, 128016, 142884, 144018, 149352, 164592, 168021, 185166, 190512, 192024, 214326, 216027, 224028, 244944, 246888, 277749, 285768, 288036, 298704, 336042, 370332, 384048, 428652, 432054, 448056, 493776, 504063, 555498, 571536, 576072, 648081, 672084, 740664, 857304, 864108, 896112, 1008126, 1110996, 1152144, 1296162, 1344168, 1481328, 1512189, 1714608, 1728216, 1944243, 2016252, 2221992, 2592324, 2688336, 3024378, 3456432, 3888486, 4032504, 4443984, 4536567, 5184648, 6048756, 7776972, 8065008, 9073134, 10369296, 12097512, 13609701, 15553944, 18146268, 24195024, 27219402, 31107888, 36292536, 54438804, 72585072, 108877608, 217755216]

約数ペア:

[(1, 217755216), (2, 108877608), (3, 72585072), (4, 54438804), (6, 36292536), (7, 31107888), (8, 27219402), (9, 24195024), (12, 18146268), (14, 15553944), (16, 13609701), (18, 12097512), (21, 10369296), (24, 9073134), (27, 8065008), (28, 7776972), (36, 6048756), (42, 5184648), (48, 4536567), (49, 4443984), (54, 4032504), (56, 3888486), (63, 3456432), (72, 3024378), (81, 2688336), (84, 2592324), (98, 2221992), (108, 2016252), (112, 1944243), (126, 1728216), (127, 1714608), (144, 1512189), (147, 1481328), (162, 1344168), (168, 1296162), (189, 1152144), (196, 1110996), (216, 1008126), (243, 896112), (252, 864108), (254, 857304), (294, 740664), (324, 672084), (336, 648081), (378, 576072), (381, 571536), (392, 555498), (432, 504063), (441, 493776), (486, 448056), (504, 432054), (508, 428652), (567, 384048), (588, 370332), (648, 336042), (729, 298704), (756, 288036), (762, 285768), (784, 277749), (882, 246888), (889, 244944), (972, 224028), (1008, 216027), (1016, 214326), (1134, 192024), (1143, 190512), (1176, 185166), (1296, 168021), (1323, 164592), (1458, 149352), (1512, 144018), (1524, 142884), (1701, 128016), (1764, 123444), (1778, 122472), (1944, 112014), (2032, 107163), (2187, 99568), (2268, 96012), (2286, 95256), (2352, 92583), (2646, 82296), (2667, 81648), (2916, 74676), (3024, 72009), (3048, 71442), (3402, 64008), (3429, 63504), (3528, 61722), (3556, 61236), (3888, 56007), (3969, 54864), (4374, 49784), (4536, 48006), (4572, 47628), (5103, 42672), (5292, 41148), (5334, 40824), (5832, 37338), (6096, 35721), (6223, 34992), (6804, 32004), (6858, 31752), (7056, 30861), (7112, 30618), (7938, 27432), (8001, 27216), (8748, 24892), (9072, 24003), (9144, 23814), (10206, 21336), (10287, 21168), (10584, 20574), (10668, 20412), (11664, 18669), (11907, 18288), (12446, 17496), (13608, 16002), (13716, 15876), (14224, 15309)]