198181728

素因数分解:

$2^5\times 3^4\times {\mathrm{157}}^1\times {\mathrm{487}}^1$

素因数の和:666

約数の個数: 120

約数和(自身を含む): 587763792

約数和(自身を除く): 389582064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 157, 162, 216, 288, 314, 324, 432, 471, 487, 628, 648, 864, 942, 974, 1256, 1296, 1413, 1461, 1884, 1948, 2512, 2592, 2826, 2922, 3768, 3896, 4239, 4383, 5024, 5652, 5844, 7536, 7792, 8478, 8766, 11304, 11688, 12717, 13149, 15072, 15584, 16956, 17532, 22608, 23376, 25434, 26298, 33912, 35064, 39447, 45216, 46752, 50868, 52596, 67824, 70128, 76459, 78894, 101736, 105192, 135648, 140256, 152918, 157788, 203472, 210384, 229377, 305836, 315576, 406944, 420768, 458754, 611672, 631152, 688131, 917508, 1223344, 1262304, 1376262, 1835016, 2064393, 2446688, 2752524, 3670032, 4128786, 5505048, 6193179, 7340064, 8257572, 11010096, 12386358, 16515144, 22020192, 24772716, 33030288, 49545432, 66060576, 99090864, 198181728]

約数ペア:

[(1, 198181728), (2, 99090864), (3, 66060576), (4, 49545432), (6, 33030288), (8, 24772716), (9, 22020192), (12, 16515144), (16, 12386358), (18, 11010096), (24, 8257572), (27, 7340064), (32, 6193179), (36, 5505048), (48, 4128786), (54, 3670032), (72, 2752524), (81, 2446688), (96, 2064393), (108, 1835016), (144, 1376262), (157, 1262304), (162, 1223344), (216, 917508), (288, 688131), (314, 631152), (324, 611672), (432, 458754), (471, 420768), (487, 406944), (628, 315576), (648, 305836), (864, 229377), (942, 210384), (974, 203472), (1256, 157788), (1296, 152918), (1413, 140256), (1461, 135648), (1884, 105192), (1948, 101736), (2512, 78894), (2592, 76459), (2826, 70128), (2922, 67824), (3768, 52596), (3896, 50868), (4239, 46752), (4383, 45216), (5024, 39447), (5652, 35064), (5844, 33912), (7536, 26298), (7792, 25434), (8478, 23376), (8766, 22608), (11304, 17532), (11688, 16956), (12717, 15584), (13149, 15072)]