215204976

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:220

約数の個数: 240

約数和(自身を含む): 727953408

約数和(自身を除く): 512748432

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 36, 42, 48, 56, 62, 63, 71, 72, 84, 93, 97, 112, 124, 126, 142, 144, 168, 186, 194, 213, 217, 248, 252, 279, 284, 291, 336, 372, 388, 426, 434, 496, 497, 504, 558, 568, 582, 639, 651, 679, 744, 776, 852, 868, 873, 994, 1008, 1116, 1136, 1164, 1278, 1302, 1358, 1488, 1491, 1552, 1704, 1736, 1746, 1953, 1988, 2037, 2201, 2232, 2328, 2556, 2604, 2716, 2982, 3007, 3408, 3472, 3492, 3906, 3976, 4074, 4402, 4464, 4473, 4656, 5112, 5208, 5432, 5964, 6014, 6111, 6603, 6887, 6984, 7812, 7952, 8148, 8804, 8946, 9021, 10224, 10416, 10864, 11928, 12028, 12222, 13206, 13774, 13968, 15407, 15624, 16296, 17608, 17892, 18042, 19809, 20661, 21049, 23856, 24056, 24444, 26412, 27063, 27548, 30814, 31248, 32592, 35216, 35784, 36084, 39618, 41322, 42098, 46221, 48112, 48209, 48888, 52824, 54126, 55096, 61628, 61983, 63147, 71568, 72168, 79236, 82644, 84196, 92442, 96418, 97776, 105648, 108252, 110192, 123256, 123966, 126294, 138663, 144336, 144627, 158472, 165288, 168392, 184884, 189441, 192836, 213497, 216504, 246512, 247932, 252588, 277326, 289254, 316944, 330576, 336784, 369768, 378882, 385672, 426994, 433008, 433881, 495864, 505176, 554652, 578508, 640491, 739536, 757764, 771344, 853988, 867762, 991728, 1010352, 1109304, 1157016, 1280982, 1494479, 1515528, 1707976, 1735524, 1921473, 2218608, 2314032, 2561964, 2988958, 3031056, 3415952, 3471048, 3842946, 4483437, 5123928, 5977916, 6942096, 7685892, 8966874, 10247856, 11955832, 13450311, 15371784, 17933748, 23911664, 26900622, 30743568, 35867496, 53801244, 71734992, 107602488, 215204976]

約数ペア:

[(1, 215204976), (2, 107602488), (3, 71734992), (4, 53801244), (6, 35867496), (7, 30743568), (8, 26900622), (9, 23911664), (12, 17933748), (14, 15371784), (16, 13450311), (18, 11955832), (21, 10247856), (24, 8966874), (28, 7685892), (31, 6942096), (36, 5977916), (42, 5123928), (48, 4483437), (56, 3842946), (62, 3471048), (63, 3415952), (71, 3031056), (72, 2988958), (84, 2561964), (93, 2314032), (97, 2218608), (112, 1921473), (124, 1735524), (126, 1707976), (142, 1515528), (144, 1494479), (168, 1280982), (186, 1157016), (194, 1109304), (213, 1010352), (217, 991728), (248, 867762), (252, 853988), (279, 771344), (284, 757764), (291, 739536), (336, 640491), (372, 578508), (388, 554652), (426, 505176), (434, 495864), (496, 433881), (497, 433008), (504, 426994), (558, 385672), (568, 378882), (582, 369768), (639, 336784), (651, 330576), (679, 316944), (744, 289254), (776, 277326), (852, 252588), (868, 247932), (873, 246512), (994, 216504), (1008, 213497), (1116, 192836), (1136, 189441), (1164, 184884), (1278, 168392), (1302, 165288), (1358, 158472), (1488, 144627), (1491, 144336), (1552, 138663), (1704, 126294), (1736, 123966), (1746, 123256), (1953, 110192), (1988, 108252), (2037, 105648), (2201, 97776), (2232, 96418), (2328, 92442), (2556, 84196), (2604, 82644), (2716, 79236), (2982, 72168), (3007, 71568), (3408, 63147), (3472, 61983), (3492, 61628), (3906, 55096), (3976, 54126), (4074, 52824), (4402, 48888), (4464, 48209), (4473, 48112), (4656, 46221), (5112, 42098), (5208, 41322), (5432, 39618), (5964, 36084), (6014, 35784), (6111, 35216), (6603, 32592), (6887, 31248), (6984, 30814), (7812, 27548), (7952, 27063), (8148, 26412), (8804, 24444), (8946, 24056), (9021, 23856), (10224, 21049), (10416, 20661), (10864, 19809), (11928, 18042), (12028, 17892), (12222, 17608), (13206, 16296), (13774, 15624), (13968, 15407)]