13145940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{367}}^1$

素因数の和:581

約数の個数: 72

約数和(自身を含む): 40185600

約数和(自身を除く): 27039660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 199, 367, 398, 597, 734, 796, 995, 1101, 1194, 1468, 1791, 1835, 1990, 2202, 2388, 2985, 3303, 3582, 3670, 3980, 4404, 5505, 5970, 6606, 7164, 7340, 8955, 11010, 11940, 13212, 16515, 17910, 22020, 33030, 35820, 66060, 73033, 146066, 219099, 292132, 365165, 438198, 657297, 730330, 876396, 1095495, 1314594, 1460660, 2190990, 2629188, 3286485, 4381980, 6572970, 13145940]

約数ペア:

[(1, 13145940), (2, 6572970), (3, 4381980), (4, 3286485), (5, 2629188), (6, 2190990), (9, 1460660), (10, 1314594), (12, 1095495), (15, 876396), (18, 730330), (20, 657297), (30, 438198), (36, 365165), (45, 292132), (60, 219099), (90, 146066), (180, 73033), (199, 66060), (367, 35820), (398, 33030), (597, 22020), (734, 17910), (796, 16515), (995, 13212), (1101, 11940), (1194, 11010), (1468, 8955), (1791, 7340), (1835, 7164), (1990, 6606), (2202, 5970), (2388, 5505), (2985, 4404), (3303, 3980), (3582, 3670)]