82278540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2297}}^1$

素因数の和:2511

約数の個数: 72

約数和(自身を含む): 250941600

約数和(自身を除く): 168663060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 199, 398, 597, 796, 995, 1194, 1791, 1990, 2297, 2388, 2985, 3582, 3980, 4594, 5970, 6891, 7164, 8955, 9188, 11485, 11940, 13782, 17910, 20673, 22970, 27564, 34455, 35820, 41346, 45940, 68910, 82692, 103365, 137820, 206730, 413460, 457103, 914206, 1371309, 1828412, 2285515, 2742618, 4113927, 4571030, 5485236, 6856545, 8227854, 9142060, 13713090, 16455708, 20569635, 27426180, 41139270, 82278540]

約数ペア:

[(1, 82278540), (2, 41139270), (3, 27426180), (4, 20569635), (5, 16455708), (6, 13713090), (9, 9142060), (10, 8227854), (12, 6856545), (15, 5485236), (18, 4571030), (20, 4113927), (30, 2742618), (36, 2285515), (45, 1828412), (60, 1371309), (90, 914206), (180, 457103), (199, 413460), (398, 206730), (597, 137820), (796, 103365), (995, 82692), (1194, 68910), (1791, 45940), (1990, 41346), (2297, 35820), (2388, 34455), (2985, 27564), (3582, 22970), (3980, 20673), (4594, 17910), (5970, 13782), (6891, 11940), (7164, 11485), (8955, 9188)]