287025856

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1$

素因数の和:382

約数の個数: 112

約数和(自身を含む): 657717760

約数和(自身を除く): 370691904

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 67, 76, 104, 134, 152, 208, 247, 268, 271, 304, 416, 494, 536, 542, 608, 832, 871, 988, 1072, 1084, 1216, 1273, 1742, 1976, 2144, 2168, 2546, 3484, 3523, 3952, 4288, 4336, 5092, 5149, 6968, 7046, 7904, 8672, 10184, 10298, 13936, 14092, 15808, 16549, 17344, 18157, 20368, 20596, 27872, 28184, 33098, 36314, 40736, 41192, 55744, 56368, 66196, 66937, 72628, 81472, 82384, 112736, 132392, 133874, 145256, 164768, 225472, 236041, 264784, 267748, 290512, 329536, 344983, 472082, 529568, 535496, 581024, 689966, 944164, 1059136, 1070992, 1162048, 1379932, 1888328, 2141984, 2759864, 3776656, 4283968, 4484779, 5519728, 7553312, 8969558, 11039456, 15106624, 17939116, 22078912, 35878232, 71756464, 143512928, 287025856]

約数ペア:

[(1, 287025856), (2, 143512928), (4, 71756464), (8, 35878232), (13, 22078912), (16, 17939116), (19, 15106624), (26, 11039456), (32, 8969558), (38, 7553312), (52, 5519728), (64, 4484779), (67, 4283968), (76, 3776656), (104, 2759864), (134, 2141984), (152, 1888328), (208, 1379932), (247, 1162048), (268, 1070992), (271, 1059136), (304, 944164), (416, 689966), (494, 581024), (536, 535496), (542, 529568), (608, 472082), (832, 344983), (871, 329536), (988, 290512), (1072, 267748), (1084, 264784), (1216, 236041), (1273, 225472), (1742, 164768), (1976, 145256), (2144, 133874), (2168, 132392), (2546, 112736), (3484, 82384), (3523, 81472), (3952, 72628), (4288, 66937), (4336, 66196), (5092, 56368), (5149, 55744), (6968, 41192), (7046, 40736), (7904, 36314), (8672, 33098), (10184, 28184), (10298, 27872), (13936, 20596), (14092, 20368), (15808, 18157), (16549, 17344)]