84069540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2347}}^1$

素因数の和:2561

約数の個数: 72

約数和(自身を含む): 256401600

約数和(自身を除く): 172332060

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, 2347, 2388, 2985, 3582, 3980, 4694, 5970, 7041, 7164, 8955, 9388, 11735, 11940, 14082, 17910, 21123, 23470, 28164, 35205, 35820, 42246, 46940, 70410, 84492, 105615, 140820, 211230, 422460, 467053, 934106, 1401159, 1868212, 2335265, 2802318, 4203477, 4670530, 5604636, 7005795, 8406954, 9341060, 14011590, 16813908, 21017385, 28023180, 42034770, 84069540]

約数ペア:

[(1, 84069540), (2, 42034770), (3, 28023180), (4, 21017385), (5, 16813908), (6, 14011590), (9, 9341060), (10, 8406954), (12, 7005795), (15, 5604636), (18, 4670530), (20, 4203477), (30, 2802318), (36, 2335265), (45, 1868212), (60, 1401159), (90, 934106), (180, 467053), (199, 422460), (398, 211230), (597, 140820), (796, 105615), (995, 84492), (1194, 70410), (1791, 46940), (1990, 42246), (2347, 35820), (2388, 35205), (2985, 28164), (3582, 23470), (3980, 21123), (4694, 17910), (5970, 14082), (7041, 11940), (7164, 11735), (8955, 9388)]