247881984

素因数分解:

$2^8\times 3^1\times 7^3\times {\mathrm{941}}^1$

素因数の和:981

約数の個数: 144

約数和(自身を含む): 770179200

約数和(自身を除く): 522297216

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 128, 147, 168, 192, 196, 224, 256, 294, 336, 343, 384, 392, 448, 588, 672, 686, 768, 784, 896, 941, 1029, 1176, 1344, 1372, 1568, 1792, 1882, 2058, 2352, 2688, 2744, 2823, 3136, 3764, 4116, 4704, 5376, 5488, 5646, 6272, 6587, 7528, 8232, 9408, 10976, 11292, 12544, 13174, 15056, 16464, 18816, 19761, 21952, 22584, 26348, 30112, 32928, 37632, 39522, 43904, 45168, 46109, 52696, 60224, 65856, 79044, 87808, 90336, 92218, 105392, 120448, 131712, 138327, 158088, 180672, 184436, 210784, 240896, 263424, 276654, 316176, 322763, 361344, 368872, 421568, 553308, 632352, 645526, 722688, 737744, 843136, 968289, 1106616, 1264704, 1291052, 1475488, 1686272, 1936578, 2213232, 2529408, 2582104, 2950976, 3873156, 4426464, 5058816, 5164208, 5901952, 7746312, 8852928, 10328416, 11803904, 15492624, 17705856, 20656832, 30985248, 35411712, 41313664, 61970496, 82627328, 123940992, 247881984]

約数ペア:

[(1, 247881984), (2, 123940992), (3, 82627328), (4, 61970496), (6, 41313664), (7, 35411712), (8, 30985248), (12, 20656832), (14, 17705856), (16, 15492624), (21, 11803904), (24, 10328416), (28, 8852928), (32, 7746312), (42, 5901952), (48, 5164208), (49, 5058816), (56, 4426464), (64, 3873156), (84, 2950976), (96, 2582104), (98, 2529408), (112, 2213232), (128, 1936578), (147, 1686272), (168, 1475488), (192, 1291052), (196, 1264704), (224, 1106616), (256, 968289), (294, 843136), (336, 737744), (343, 722688), (384, 645526), (392, 632352), (448, 553308), (588, 421568), (672, 368872), (686, 361344), (768, 322763), (784, 316176), (896, 276654), (941, 263424), (1029, 240896), (1176, 210784), (1344, 184436), (1372, 180672), (1568, 158088), (1792, 138327), (1882, 131712), (2058, 120448), (2352, 105392), (2688, 92218), (2744, 90336), (2823, 87808), (3136, 79044), (3764, 65856), (4116, 60224), (4704, 52696), (5376, 46109), (5488, 45168), (5646, 43904), (6272, 39522), (6587, 37632), (7528, 32928), (8232, 30112), (9408, 26348), (10976, 22584), (11292, 21952), (12544, 19761), (13174, 18816), (15056, 16464)]