340463872

素因数分解:

$2^8\times 7^1\times {\mathrm{313}}^1\times {\mathrm{607}}^1$

素因数の和:943

約数の個数: 72

約数和(自身を含む): 780448256

約数和(自身を除く): 439984384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 313, 448, 607, 626, 896, 1214, 1252, 1792, 2191, 2428, 2504, 4249, 4382, 4856, 5008, 8498, 8764, 9712, 10016, 16996, 17528, 19424, 20032, 33992, 35056, 38848, 40064, 67984, 70112, 77696, 80128, 135968, 140224, 155392, 189991, 271936, 280448, 379982, 543872, 560896, 759964, 1087744, 1329937, 1519928, 2659874, 3039856, 5319748, 6079712, 10639496, 12159424, 21278992, 24318848, 42557984, 48637696, 85115968, 170231936, 340463872]

約数ペア:

[(1, 340463872), (2, 170231936), (4, 85115968), (7, 48637696), (8, 42557984), (14, 24318848), (16, 21278992), (28, 12159424), (32, 10639496), (56, 6079712), (64, 5319748), (112, 3039856), (128, 2659874), (224, 1519928), (256, 1329937), (313, 1087744), (448, 759964), (607, 560896), (626, 543872), (896, 379982), (1214, 280448), (1252, 271936), (1792, 189991), (2191, 155392), (2428, 140224), (2504, 135968), (4249, 80128), (4382, 77696), (4856, 70112), (5008, 67984), (8498, 40064), (8764, 38848), (9712, 35056), (10016, 33992), (16996, 20032), (17528, 19424)]