71387904

素因数分解:

$2^8\times 3^1\times 7^3\times {\mathrm{271}}^1$

素因数の和:311

約数の個数: 144

約数和(自身を含む): 222387200

約数和(自身を除く): 150999296

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, 271, 294, 336, 343, 384, 392, 448, 542, 588, 672, 686, 768, 784, 813, 896, 1029, 1084, 1176, 1344, 1372, 1568, 1626, 1792, 1897, 2058, 2168, 2352, 2688, 2744, 3136, 3252, 3794, 4116, 4336, 4704, 5376, 5488, 5691, 6272, 6504, 7588, 8232, 8672, 9408, 10976, 11382, 12544, 13008, 13279, 15176, 16464, 17344, 18816, 21952, 22764, 26016, 26558, 30352, 32928, 34688, 37632, 39837, 43904, 45528, 52032, 53116, 60704, 65856, 69376, 79674, 87808, 91056, 92953, 104064, 106232, 121408, 131712, 159348, 182112, 185906, 208128, 212464, 242816, 263424, 278859, 318696, 364224, 371812, 424928, 485632, 557718, 637392, 728448, 743624, 849856, 1115436, 1274784, 1456896, 1487248, 1699712, 2230872, 2549568, 2974496, 3399424, 4461744, 5099136, 5948992, 8923488, 10198272, 11897984, 17846976, 23795968, 35693952, 71387904]

約数ペア:

[(1, 71387904), (2, 35693952), (3, 23795968), (4, 17846976), (6, 11897984), (7, 10198272), (8, 8923488), (12, 5948992), (14, 5099136), (16, 4461744), (21, 3399424), (24, 2974496), (28, 2549568), (32, 2230872), (42, 1699712), (48, 1487248), (49, 1456896), (56, 1274784), (64, 1115436), (84, 849856), (96, 743624), (98, 728448), (112, 637392), (128, 557718), (147, 485632), (168, 424928), (192, 371812), (196, 364224), (224, 318696), (256, 278859), (271, 263424), (294, 242816), (336, 212464), (343, 208128), (384, 185906), (392, 182112), (448, 159348), (542, 131712), (588, 121408), (672, 106232), (686, 104064), (768, 92953), (784, 91056), (813, 87808), (896, 79674), (1029, 69376), (1084, 65856), (1176, 60704), (1344, 53116), (1372, 52032), (1568, 45528), (1626, 43904), (1792, 39837), (1897, 37632), (2058, 34688), (2168, 32928), (2352, 30352), (2688, 26558), (2744, 26016), (3136, 22764), (3252, 21952), (3794, 18816), (4116, 17344), (4336, 16464), (4704, 15176), (5376, 13279), (5488, 13008), (5691, 12544), (6272, 11382), (6504, 10976), (7588, 9408), (8232, 8672)]