197260740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{5507}}^1$

素因数の和:5721

約数の個数: 72

約数和(自身を含む): 601473600

約数和(自身を除く): 404212860

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, 2388, 2985, 3582, 3980, 5507, 5970, 7164, 8955, 11014, 11940, 16521, 17910, 22028, 27535, 33042, 35820, 49563, 55070, 66084, 82605, 99126, 110140, 165210, 198252, 247815, 330420, 495630, 991260, 1095893, 2191786, 3287679, 4383572, 5479465, 6575358, 9863037, 10958930, 13150716, 16438395, 19726074, 21917860, 32876790, 39452148, 49315185, 65753580, 98630370, 197260740]

約数ペア:

[(1, 197260740), (2, 98630370), (3, 65753580), (4, 49315185), (5, 39452148), (6, 32876790), (9, 21917860), (10, 19726074), (12, 16438395), (15, 13150716), (18, 10958930), (20, 9863037), (30, 6575358), (36, 5479465), (45, 4383572), (60, 3287679), (90, 2191786), (180, 1095893), (199, 991260), (398, 495630), (597, 330420), (796, 247815), (995, 198252), (1194, 165210), (1791, 110140), (1990, 99126), (2388, 82605), (2985, 66084), (3582, 55070), (3980, 49563), (5507, 35820), (5970, 33042), (7164, 27535), (8955, 22028), (11014, 17910), (11940, 16521)]