69813180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1949}}^1$

素因数の和:2163

約数の個数: 72

約数和(自身を含む): 212940000

約数和(自身を除く): 143126820

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, 1949, 1990, 2388, 2985, 3582, 3898, 3980, 5847, 5970, 7164, 7796, 8955, 9745, 11694, 11940, 17541, 17910, 19490, 23388, 29235, 35082, 35820, 38980, 58470, 70164, 87705, 116940, 175410, 350820, 387851, 775702, 1163553, 1551404, 1939255, 2327106, 3490659, 3878510, 4654212, 5817765, 6981318, 7757020, 11635530, 13962636, 17453295, 23271060, 34906590, 69813180]

約数ペア:

[(1, 69813180), (2, 34906590), (3, 23271060), (4, 17453295), (5, 13962636), (6, 11635530), (9, 7757020), (10, 6981318), (12, 5817765), (15, 4654212), (18, 3878510), (20, 3490659), (30, 2327106), (36, 1939255), (45, 1551404), (60, 1163553), (90, 775702), (180, 387851), (199, 350820), (398, 175410), (597, 116940), (796, 87705), (995, 70164), (1194, 58470), (1791, 38980), (1949, 35820), (1990, 35082), (2388, 29235), (2985, 23388), (3582, 19490), (3898, 17910), (3980, 17541), (5847, 11940), (5970, 11694), (7164, 9745), (7796, 8955)]