209597696

素因数分解:

$2^8\times 7^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1$

素因数の和:86

約数の個数: 180

約数和(自身を含む): 549623424

約数和(自身を除く): 340025728

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 49, 56, 62, 64, 77, 88, 98, 112, 124, 128, 154, 176, 196, 217, 224, 248, 256, 308, 341, 343, 352, 392, 434, 448, 496, 539, 616, 682, 686, 704, 784, 868, 896, 992, 1078, 1232, 1364, 1372, 1408, 1519, 1568, 1736, 1792, 1984, 2156, 2387, 2401, 2464, 2728, 2744, 2816, 3038, 3136, 3472, 3773, 3968, 4312, 4774, 4802, 4928, 5456, 5488, 6076, 6272, 6944, 7546, 7936, 8624, 9548, 9604, 9856, 10633, 10912, 10976, 12152, 12544, 13888, 15092, 16709, 17248, 19096, 19208, 19712, 21266, 21824, 21952, 24304, 26411, 27776, 30184, 33418, 34496, 38192, 38416, 42532, 43648, 43904, 48608, 52822, 55552, 60368, 66836, 68992, 74431, 76384, 76832, 85064, 87296, 87808, 97216, 105644, 116963, 120736, 133672, 137984, 148862, 152768, 153664, 170128, 194432, 211288, 233926, 241472, 267344, 297724, 305536, 307328, 340256, 388864, 422576, 467852, 482944, 534688, 595448, 611072, 614656, 680512, 818741, 845152, 935704, 965888, 1069376, 1190896, 1361024, 1637482, 1690304, 1871408, 2138752, 2381792, 2722048, 3274964, 3380608, 3742816, 4277504, 4763584, 6549928, 6761216, 7485632, 9527168, 13099856, 14971264, 19054336, 26199712, 29942528, 52399424, 104798848, 209597696]

約数ペア:

[(1, 209597696), (2, 104798848), (4, 52399424), (7, 29942528), (8, 26199712), (11, 19054336), (14, 14971264), (16, 13099856), (22, 9527168), (28, 7485632), (31, 6761216), (32, 6549928), (44, 4763584), (49, 4277504), (56, 3742816), (62, 3380608), (64, 3274964), (77, 2722048), (88, 2381792), (98, 2138752), (112, 1871408), (124, 1690304), (128, 1637482), (154, 1361024), (176, 1190896), (196, 1069376), (217, 965888), (224, 935704), (248, 845152), (256, 818741), (308, 680512), (341, 614656), (343, 611072), (352, 595448), (392, 534688), (434, 482944), (448, 467852), (496, 422576), (539, 388864), (616, 340256), (682, 307328), (686, 305536), (704, 297724), (784, 267344), (868, 241472), (896, 233926), (992, 211288), (1078, 194432), (1232, 170128), (1364, 153664), (1372, 152768), (1408, 148862), (1519, 137984), (1568, 133672), (1736, 120736), (1792, 116963), (1984, 105644), (2156, 97216), (2387, 87808), (2401, 87296), (2464, 85064), (2728, 76832), (2744, 76384), (2816, 74431), (3038, 68992), (3136, 66836), (3472, 60368), (3773, 55552), (3968, 52822), (4312, 48608), (4774, 43904), (4802, 43648), (4928, 42532), (5456, 38416), (5488, 38192), (6076, 34496), (6272, 33418), (6944, 30184), (7546, 27776), (7936, 26411), (8624, 24304), (9548, 21952), (9604, 21824), (9856, 21266), (10633, 19712), (10912, 19208), (10976, 19096), (12152, 17248), (12544, 16709), (13888, 15092)]