71853984

素因数分解:

$2^5\times 3^2\times {\mathrm{347}}^1\times {\mathrm{719}}^1$

素因数の和:1082

約数の個数: 72

約数和(自身を含む): 205208640

約数和(自身を除く): 133354656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 347, 694, 719, 1041, 1388, 1438, 2082, 2157, 2776, 2876, 3123, 4164, 4314, 5552, 5752, 6246, 6471, 8328, 8628, 11104, 11504, 12492, 12942, 16656, 17256, 23008, 24984, 25884, 33312, 34512, 49968, 51768, 69024, 99936, 103536, 207072, 249493, 498986, 748479, 997972, 1496958, 1995944, 2245437, 2993916, 3991888, 4490874, 5987832, 7983776, 8981748, 11975664, 17963496, 23951328, 35926992, 71853984]

約数ペア:

[(1, 71853984), (2, 35926992), (3, 23951328), (4, 17963496), (6, 11975664), (8, 8981748), (9, 7983776), (12, 5987832), (16, 4490874), (18, 3991888), (24, 2993916), (32, 2245437), (36, 1995944), (48, 1496958), (72, 997972), (96, 748479), (144, 498986), (288, 249493), (347, 207072), (694, 103536), (719, 99936), (1041, 69024), (1388, 51768), (1438, 49968), (2082, 34512), (2157, 33312), (2776, 25884), (2876, 24984), (3123, 23008), (4164, 17256), (4314, 16656), (5552, 12942), (5752, 12492), (6246, 11504), (6471, 11104), (8328, 8628)]