278287488

素因数分解:

$2^7\times 3^5\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:441

約数の個数: 192

約数和(自身を含む): 868795200

約数和(自身を除く): 590507712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 64, 69, 72, 81, 92, 96, 108, 128, 138, 144, 162, 184, 192, 207, 216, 243, 276, 288, 324, 368, 384, 389, 414, 432, 486, 552, 576, 621, 648, 736, 778, 828, 864, 972, 1104, 1152, 1167, 1242, 1296, 1472, 1556, 1656, 1728, 1863, 1944, 2208, 2334, 2484, 2592, 2944, 3112, 3312, 3456, 3501, 3726, 3888, 4416, 4668, 4968, 5184, 5589, 6224, 6624, 7002, 7452, 7776, 8832, 8947, 9336, 9936, 10368, 10503, 11178, 12448, 13248, 14004, 14904, 15552, 17894, 18672, 19872, 21006, 22356, 24896, 26496, 26841, 28008, 29808, 31104, 31509, 35788, 37344, 39744, 42012, 44712, 49792, 53682, 56016, 59616, 63018, 71576, 74688, 79488, 80523, 84024, 89424, 94527, 107364, 112032, 119232, 126036, 143152, 149376, 161046, 168048, 178848, 189054, 214728, 224064, 238464, 241569, 252072, 286304, 322092, 336096, 357696, 378108, 429456, 448128, 483138, 504144, 572608, 644184, 672192, 715392, 724707, 756216, 858912, 966276, 1008288, 1145216, 1288368, 1344384, 1449414, 1512432, 1717824, 1932552, 2016576, 2174121, 2576736, 2898828, 3024864, 3435648, 3865104, 4033152, 4348242, 5153472, 5797656, 6049728, 7730208, 8696484, 10306944, 11595312, 12099456, 15460416, 17392968, 23190624, 30920832, 34785936, 46381248, 69571872, 92762496, 139143744, 278287488]

約数ペア:

[(1, 278287488), (2, 139143744), (3, 92762496), (4, 69571872), (6, 46381248), (8, 34785936), (9, 30920832), (12, 23190624), (16, 17392968), (18, 15460416), (23, 12099456), (24, 11595312), (27, 10306944), (32, 8696484), (36, 7730208), (46, 6049728), (48, 5797656), (54, 5153472), (64, 4348242), (69, 4033152), (72, 3865104), (81, 3435648), (92, 3024864), (96, 2898828), (108, 2576736), (128, 2174121), (138, 2016576), (144, 1932552), (162, 1717824), (184, 1512432), (192, 1449414), (207, 1344384), (216, 1288368), (243, 1145216), (276, 1008288), (288, 966276), (324, 858912), (368, 756216), (384, 724707), (389, 715392), (414, 672192), (432, 644184), (486, 572608), (552, 504144), (576, 483138), (621, 448128), (648, 429456), (736, 378108), (778, 357696), (828, 336096), (864, 322092), (972, 286304), (1104, 252072), (1152, 241569), (1167, 238464), (1242, 224064), (1296, 214728), (1472, 189054), (1556, 178848), (1656, 168048), (1728, 161046), (1863, 149376), (1944, 143152), (2208, 126036), (2334, 119232), (2484, 112032), (2592, 107364), (2944, 94527), (3112, 89424), (3312, 84024), (3456, 80523), (3501, 79488), (3726, 74688), (3888, 71576), (4416, 63018), (4668, 59616), (4968, 56016), (5184, 53682), (5589, 49792), (6224, 44712), (6624, 42012), (7002, 39744), (7452, 37344), (7776, 35788), (8832, 31509), (8947, 31104), (9336, 29808), (9936, 28008), (10368, 26841), (10503, 26496), (11178, 24896), (12448, 22356), (13248, 21006), (14004, 19872), (14904, 18672), (15552, 17894)]