1808475984

素因数分解:

$2^4\times 3^5\times 7^1\times {\mathrm{66449}}^1$

素因数の和:66479

約数の個数: 120

約数和(自身を含む): 5998574400

約数和(自身を除く): 4190098416

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 81, 84, 108, 112, 126, 144, 162, 168, 189, 216, 243, 252, 324, 336, 378, 432, 486, 504, 567, 648, 756, 972, 1008, 1134, 1296, 1512, 1701, 1944, 2268, 3024, 3402, 3888, 4536, 6804, 9072, 13608, 27216, 66449, 132898, 199347, 265796, 398694, 465143, 531592, 598041, 797388, 930286, 1063184, 1196082, 1395429, 1594776, 1794123, 1860572, 2392164, 2790858, 3189552, 3588246, 3721144, 4186287, 4784328, 5382369, 5581716, 7176492, 7442288, 8372574, 9568656, 10764738, 11163432, 12558861, 14352984, 16147107, 16745148, 21529476, 22326864, 25117722, 28705968, 32294214, 33490296, 37676583, 43058952, 50235444, 64588428, 66980592, 75353166, 86117904, 100470888, 113029749, 129176856, 150706332, 200941776, 226059498, 258353712, 301412664, 452118996, 602825328, 904237992, 1808475984]

約数ペア:

[(1, 1808475984), (2, 904237992), (3, 602825328), (4, 452118996), (6, 301412664), (7, 258353712), (8, 226059498), (9, 200941776), (12, 150706332), (14, 129176856), (16, 113029749), (18, 100470888), (21, 86117904), (24, 75353166), (27, 66980592), (28, 64588428), (36, 50235444), (42, 43058952), (48, 37676583), (54, 33490296), (56, 32294214), (63, 28705968), (72, 25117722), (81, 22326864), (84, 21529476), (108, 16745148), (112, 16147107), (126, 14352984), (144, 12558861), (162, 11163432), (168, 10764738), (189, 9568656), (216, 8372574), (243, 7442288), (252, 7176492), (324, 5581716), (336, 5382369), (378, 4784328), (432, 4186287), (486, 3721144), (504, 3588246), (567, 3189552), (648, 2790858), (756, 2392164), (972, 1860572), (1008, 1794123), (1134, 1594776), (1296, 1395429), (1512, 1196082), (1701, 1063184), (1944, 930286), (2268, 797388), (3024, 598041), (3402, 531592), (3888, 465143), (4536, 398694), (6804, 265796), (9072, 199347), (13608, 132898), (27216, 66449)]