280217472

素因数分解:

$2^7\times 3^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{199}}^1$

素因数の和:428

約数の個数: 128

約数和(自身を含む): 791520000

約数和(自身を除く): 511302528

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 128, 152, 192, 193, 199, 228, 304, 384, 386, 398, 456, 579, 597, 608, 772, 796, 912, 1158, 1194, 1216, 1544, 1592, 1824, 2316, 2388, 2432, 3088, 3184, 3648, 3667, 3781, 4632, 4776, 6176, 6368, 7296, 7334, 7562, 9264, 9552, 11001, 11343, 12352, 12736, 14668, 15124, 18528, 19104, 22002, 22686, 24704, 25472, 29336, 30248, 37056, 38208, 38407, 44004, 45372, 58672, 60496, 74112, 76416, 76814, 88008, 90744, 115221, 117344, 120992, 153628, 176016, 181488, 230442, 234688, 241984, 307256, 352032, 362976, 460884, 469376, 483968, 614512, 704064, 725952, 729733, 921768, 1229024, 1408128, 1451904, 1459466, 1843536, 2189199, 2458048, 2918932, 3687072, 4378398, 4916096, 5837864, 7374144, 8756796, 11675728, 14748288, 17513592, 23351456, 35027184, 46702912, 70054368, 93405824, 140108736, 280217472]

約数ペア:

[(1, 280217472), (2, 140108736), (3, 93405824), (4, 70054368), (6, 46702912), (8, 35027184), (12, 23351456), (16, 17513592), (19, 14748288), (24, 11675728), (32, 8756796), (38, 7374144), (48, 5837864), (57, 4916096), (64, 4378398), (76, 3687072), (96, 2918932), (114, 2458048), (128, 2189199), (152, 1843536), (192, 1459466), (193, 1451904), (199, 1408128), (228, 1229024), (304, 921768), (384, 729733), (386, 725952), (398, 704064), (456, 614512), (579, 483968), (597, 469376), (608, 460884), (772, 362976), (796, 352032), (912, 307256), (1158, 241984), (1194, 234688), (1216, 230442), (1544, 181488), (1592, 176016), (1824, 153628), (2316, 120992), (2388, 117344), (2432, 115221), (3088, 90744), (3184, 88008), (3648, 76814), (3667, 76416), (3781, 74112), (4632, 60496), (4776, 58672), (6176, 45372), (6368, 44004), (7296, 38407), (7334, 38208), (7562, 37056), (9264, 30248), (9552, 29336), (11001, 25472), (11343, 24704), (12352, 22686), (12736, 22002), (14668, 19104), (15124, 18528)]