668985856

素因数分解:

$2^9\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:346

約数の個数: 160

約数和(自身を含む): 1697034240

約数和(自身を除く): 1028048384

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 71, 77, 88, 112, 128, 142, 154, 176, 224, 239, 256, 284, 308, 352, 448, 478, 497, 512, 568, 616, 704, 781, 896, 956, 994, 1136, 1232, 1408, 1562, 1673, 1792, 1912, 1988, 2272, 2464, 2629, 2816, 3124, 3346, 3584, 3824, 3976, 4544, 4928, 5258, 5467, 5632, 6248, 6692, 7648, 7952, 9088, 9856, 10516, 10934, 12496, 13384, 15296, 15904, 16969, 18176, 18403, 19712, 21032, 21868, 24992, 26768, 30592, 31808, 33938, 36352, 36806, 39424, 42064, 43736, 49984, 53536, 61184, 63616, 67876, 73612, 84128, 87472, 99968, 107072, 118783, 122368, 127232, 135752, 147224, 168256, 174944, 186659, 199936, 214144, 237566, 254464, 271504, 294448, 336512, 349888, 373318, 399872, 428288, 475132, 543008, 588896, 673024, 699776, 746636, 856576, 950264, 1086016, 1177792, 1306613, 1346048, 1399552, 1493272, 1900528, 2172032, 2355584, 2613226, 2799104, 2986544, 3801056, 4344064, 4711168, 5226452, 5973088, 7602112, 8688128, 9422336, 10452904, 11946176, 15204224, 20905808, 23892352, 30408448, 41811616, 47784704, 60816896, 83623232, 95569408, 167246464, 334492928, 668985856]

約数ペア:

[(1, 668985856), (2, 334492928), (4, 167246464), (7, 95569408), (8, 83623232), (11, 60816896), (14, 47784704), (16, 41811616), (22, 30408448), (28, 23892352), (32, 20905808), (44, 15204224), (56, 11946176), (64, 10452904), (71, 9422336), (77, 8688128), (88, 7602112), (112, 5973088), (128, 5226452), (142, 4711168), (154, 4344064), (176, 3801056), (224, 2986544), (239, 2799104), (256, 2613226), (284, 2355584), (308, 2172032), (352, 1900528), (448, 1493272), (478, 1399552), (497, 1346048), (512, 1306613), (568, 1177792), (616, 1086016), (704, 950264), (781, 856576), (896, 746636), (956, 699776), (994, 673024), (1136, 588896), (1232, 543008), (1408, 475132), (1562, 428288), (1673, 399872), (1792, 373318), (1912, 349888), (1988, 336512), (2272, 294448), (2464, 271504), (2629, 254464), (2816, 237566), (3124, 214144), (3346, 199936), (3584, 186659), (3824, 174944), (3976, 168256), (4544, 147224), (4928, 135752), (5258, 127232), (5467, 122368), (5632, 118783), (6248, 107072), (6692, 99968), (7648, 87472), (7952, 84128), (9088, 73612), (9856, 67876), (10516, 63616), (10934, 61184), (12496, 53536), (13384, 49984), (15296, 43736), (15904, 42064), (16969, 39424), (18176, 36806), (18403, 36352), (19712, 33938), (21032, 31808), (21868, 30592), (24992, 26768)]