208561608

素因数分解:

$2^3\times 3^3\times {\mathrm{23}}^1\times {\mathrm{41981}}^1$

素因数の和:42019

約数の個数: 64

約数和(自身を含む): 604540800

約数和(自身を除く): 395979192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 54, 69, 72, 92, 108, 138, 184, 207, 216, 276, 414, 552, 621, 828, 1242, 1656, 2484, 4968, 41981, 83962, 125943, 167924, 251886, 335848, 377829, 503772, 755658, 965563, 1007544, 1133487, 1511316, 1931126, 2266974, 2896689, 3022632, 3862252, 4533948, 5793378, 7724504, 8690067, 9067896, 11586756, 17380134, 23173512, 26070201, 34760268, 52140402, 69520536, 104280804, 208561608]

約数ペア:

[(1, 208561608), (2, 104280804), (3, 69520536), (4, 52140402), (6, 34760268), (8, 26070201), (9, 23173512), (12, 17380134), (18, 11586756), (23, 9067896), (24, 8690067), (27, 7724504), (36, 5793378), (46, 4533948), (54, 3862252), (69, 3022632), (72, 2896689), (92, 2266974), (108, 1931126), (138, 1511316), (184, 1133487), (207, 1007544), (216, 965563), (276, 755658), (414, 503772), (552, 377829), (621, 335848), (828, 251886), (1242, 167924), (1656, 125943), (2484, 83962), (4968, 41981)]