664763008

素因数分解:

$2^7\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:335

約数の個数: 192

約数和(自身を含む): 1719083520

約数和(自身を除く): 1054320512

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 49, 52, 56, 62, 64, 91, 98, 104, 112, 124, 128, 182, 196, 208, 217, 224, 248, 263, 364, 392, 403, 416, 434, 448, 496, 526, 637, 728, 784, 806, 832, 868, 896, 992, 1052, 1274, 1456, 1519, 1568, 1612, 1664, 1736, 1841, 1984, 2104, 2548, 2821, 2912, 3038, 3136, 3224, 3419, 3472, 3682, 3968, 4208, 5096, 5642, 5824, 6076, 6272, 6448, 6838, 6944, 7364, 8153, 8416, 10192, 11284, 11648, 12152, 12887, 12896, 13676, 13888, 14728, 16306, 16832, 19747, 20384, 22568, 23933, 24304, 25774, 25792, 27352, 27776, 29456, 32612, 33664, 39494, 40768, 45136, 47866, 48608, 51548, 51584, 54704, 57071, 58912, 65224, 78988, 81536, 90272, 95732, 97216, 103096, 105989, 109408, 114142, 117824, 130448, 157976, 167531, 180544, 191464, 194432, 206192, 211978, 218816, 228284, 235648, 260896, 315952, 335062, 361088, 382928, 399497, 412384, 423956, 437632, 456568, 521792, 631904, 670124, 741923, 765856, 798994, 824768, 847912, 913136, 1043584, 1263808, 1340248, 1483846, 1531712, 1597988, 1649536, 1695824, 1826272, 2527616, 2680496, 2967692, 3063424, 3195976, 3391648, 3652544, 5193461, 5360992, 5935384, 6391952, 6783296, 7305088, 10386922, 10721984, 11870768, 12783904, 13566592, 20773844, 21443968, 23741536, 25567808, 41547688, 47483072, 51135616, 83095376, 94966144, 166190752, 332381504, 664763008]

約数ペア:

[(1, 664763008), (2, 332381504), (4, 166190752), (7, 94966144), (8, 83095376), (13, 51135616), (14, 47483072), (16, 41547688), (26, 25567808), (28, 23741536), (31, 21443968), (32, 20773844), (49, 13566592), (52, 12783904), (56, 11870768), (62, 10721984), (64, 10386922), (91, 7305088), (98, 6783296), (104, 6391952), (112, 5935384), (124, 5360992), (128, 5193461), (182, 3652544), (196, 3391648), (208, 3195976), (217, 3063424), (224, 2967692), (248, 2680496), (263, 2527616), (364, 1826272), (392, 1695824), (403, 1649536), (416, 1597988), (434, 1531712), (448, 1483846), (496, 1340248), (526, 1263808), (637, 1043584), (728, 913136), (784, 847912), (806, 824768), (832, 798994), (868, 765856), (896, 741923), (992, 670124), (1052, 631904), (1274, 521792), (1456, 456568), (1519, 437632), (1568, 423956), (1612, 412384), (1664, 399497), (1736, 382928), (1841, 361088), (1984, 335062), (2104, 315952), (2548, 260896), (2821, 235648), (2912, 228284), (3038, 218816), (3136, 211978), (3224, 206192), (3419, 194432), (3472, 191464), (3682, 180544), (3968, 167531), (4208, 157976), (5096, 130448), (5642, 117824), (5824, 114142), (6076, 109408), (6272, 105989), (6448, 103096), (6838, 97216), (6944, 95732), (7364, 90272), (8153, 81536), (8416, 78988), (10192, 65224), (11284, 58912), (11648, 57071), (12152, 54704), (12887, 51584), (12896, 51548), (13676, 48608), (13888, 47866), (14728, 45136), (16306, 40768), (16832, 39494), (19747, 33664), (20384, 32612), (22568, 29456), (23933, 27776), (24304, 27352), (25774, 25792)]