281439744

素因数分解:

$2^9\times 3^1\times {\mathrm{41}}^2\times {\mathrm{109}}^1$

素因数の和:212

約数の個数: 120

約数和(自身を含む): 775556760

約数和(自身を除く): 494117016

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 64, 82, 96, 109, 123, 128, 164, 192, 218, 246, 256, 327, 328, 384, 436, 492, 512, 654, 656, 768, 872, 984, 1308, 1312, 1536, 1681, 1744, 1968, 2616, 2624, 3362, 3488, 3936, 4469, 5043, 5232, 5248, 6724, 6976, 7872, 8938, 10086, 10464, 10496, 13407, 13448, 13952, 15744, 17876, 20172, 20928, 20992, 26814, 26896, 27904, 31488, 35752, 40344, 41856, 53628, 53792, 55808, 62976, 71504, 80688, 83712, 107256, 107584, 143008, 161376, 167424, 183229, 214512, 215168, 286016, 322752, 366458, 429024, 430336, 549687, 572032, 645504, 732916, 858048, 860672, 1099374, 1144064, 1291008, 1465832, 1716096, 2198748, 2288128, 2582016, 2931664, 3432192, 4397496, 5863328, 6864384, 8794992, 11726656, 17589984, 23453312, 35179968, 46906624, 70359936, 93813248, 140719872, 281439744]

約数ペア:

[(1, 281439744), (2, 140719872), (3, 93813248), (4, 70359936), (6, 46906624), (8, 35179968), (12, 23453312), (16, 17589984), (24, 11726656), (32, 8794992), (41, 6864384), (48, 5863328), (64, 4397496), (82, 3432192), (96, 2931664), (109, 2582016), (123, 2288128), (128, 2198748), (164, 1716096), (192, 1465832), (218, 1291008), (246, 1144064), (256, 1099374), (327, 860672), (328, 858048), (384, 732916), (436, 645504), (492, 572032), (512, 549687), (654, 430336), (656, 429024), (768, 366458), (872, 322752), (984, 286016), (1308, 215168), (1312, 214512), (1536, 183229), (1681, 167424), (1744, 161376), (1968, 143008), (2616, 107584), (2624, 107256), (3362, 83712), (3488, 80688), (3936, 71504), (4469, 62976), (5043, 55808), (5232, 53792), (5248, 53628), (6724, 41856), (6976, 40344), (7872, 35752), (8938, 31488), (10086, 27904), (10464, 26896), (10496, 26814), (13407, 20992), (13448, 20928), (13952, 20172), (15744, 17876)]