255888528

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:349

約数の個数: 160

約数和(自身を含む): 785664000

約数和(自身を除く): 529775472

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 43, 48, 56, 84, 86, 89, 112, 129, 168, 172, 178, 199, 258, 267, 301, 336, 344, 356, 398, 516, 534, 597, 602, 623, 688, 712, 796, 903, 1032, 1068, 1194, 1204, 1246, 1393, 1424, 1592, 1806, 1869, 2064, 2136, 2388, 2408, 2492, 2786, 3184, 3612, 3738, 3827, 4179, 4272, 4776, 4816, 4984, 5572, 7224, 7476, 7654, 8358, 8557, 9552, 9968, 11144, 11481, 14448, 14952, 15308, 16716, 17114, 17711, 22288, 22962, 25671, 26789, 29904, 30616, 33432, 34228, 35422, 45924, 51342, 53133, 53578, 59899, 61232, 66864, 68456, 70844, 80367, 91848, 102684, 106266, 107156, 119798, 123977, 136912, 141688, 160734, 179697, 183696, 205368, 212532, 214312, 239596, 247954, 283376, 321468, 359394, 371931, 410736, 425064, 428624, 479192, 495908, 642936, 718788, 743862, 761573, 850128, 958384, 991816, 1285872, 1437576, 1487724, 1523146, 1983632, 2284719, 2875152, 2975448, 3046292, 4569438, 5331011, 5950896, 6092584, 9138876, 10662022, 12185168, 15993033, 18277752, 21324044, 31986066, 36555504, 42648088, 63972132, 85296176, 127944264, 255888528]

約数ペア:

[(1, 255888528), (2, 127944264), (3, 85296176), (4, 63972132), (6, 42648088), (7, 36555504), (8, 31986066), (12, 21324044), (14, 18277752), (16, 15993033), (21, 12185168), (24, 10662022), (28, 9138876), (42, 6092584), (43, 5950896), (48, 5331011), (56, 4569438), (84, 3046292), (86, 2975448), (89, 2875152), (112, 2284719), (129, 1983632), (168, 1523146), (172, 1487724), (178, 1437576), (199, 1285872), (258, 991816), (267, 958384), (301, 850128), (336, 761573), (344, 743862), (356, 718788), (398, 642936), (516, 495908), (534, 479192), (597, 428624), (602, 425064), (623, 410736), (688, 371931), (712, 359394), (796, 321468), (903, 283376), (1032, 247954), (1068, 239596), (1194, 214312), (1204, 212532), (1246, 205368), (1393, 183696), (1424, 179697), (1592, 160734), (1806, 141688), (1869, 136912), (2064, 123977), (2136, 119798), (2388, 107156), (2408, 106266), (2492, 102684), (2786, 91848), (3184, 80367), (3612, 70844), (3738, 68456), (3827, 66864), (4179, 61232), (4272, 59899), (4776, 53578), (4816, 53133), (4984, 51342), (5572, 45924), (7224, 35422), (7476, 34228), (7654, 33432), (8358, 30616), (8557, 29904), (9552, 26789), (9968, 25671), (11144, 22962), (11481, 22288), (14448, 17711), (14952, 17114), (15308, 16716)]