81362448

素因数分解:

$2^4\times 3^3\times {\mathrm{331}}^1\times {\mathrm{569}}^1$

素因数の和:917

約数の個数: 80

約数和(自身を含む): 234657600

約数和(自身を除く): 153295152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 331, 432, 569, 662, 993, 1138, 1324, 1707, 1986, 2276, 2648, 2979, 3414, 3972, 4552, 5121, 5296, 5958, 6828, 7944, 8937, 9104, 10242, 11916, 13656, 15363, 15888, 17874, 20484, 23832, 27312, 30726, 35748, 40968, 47664, 61452, 71496, 81936, 122904, 142992, 188339, 245808, 376678, 565017, 753356, 1130034, 1506712, 1695051, 2260068, 3013424, 3390102, 4520136, 5085153, 6780204, 9040272, 10170306, 13560408, 20340612, 27120816, 40681224, 81362448]

約数ペア:

[(1, 81362448), (2, 40681224), (3, 27120816), (4, 20340612), (6, 13560408), (8, 10170306), (9, 9040272), (12, 6780204), (16, 5085153), (18, 4520136), (24, 3390102), (27, 3013424), (36, 2260068), (48, 1695051), (54, 1506712), (72, 1130034), (108, 753356), (144, 565017), (216, 376678), (331, 245808), (432, 188339), (569, 142992), (662, 122904), (993, 81936), (1138, 71496), (1324, 61452), (1707, 47664), (1986, 40968), (2276, 35748), (2648, 30726), (2979, 27312), (3414, 23832), (3972, 20484), (4552, 17874), (5121, 15888), (5296, 15363), (5958, 13656), (6828, 11916), (7944, 10242), (8937, 9104)]