16083180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{449}}^1$

素因数の和:663

約数の個数: 72

約数和(自身を含む): 49140000

約数和(自身を除く): 33056820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 199, 398, 449, 597, 796, 898, 995, 1194, 1347, 1791, 1796, 1990, 2245, 2388, 2694, 2985, 3582, 3980, 4041, 4490, 5388, 5970, 6735, 7164, 8082, 8955, 8980, 11940, 13470, 16164, 17910, 20205, 26940, 35820, 40410, 80820, 89351, 178702, 268053, 357404, 446755, 536106, 804159, 893510, 1072212, 1340265, 1608318, 1787020, 2680530, 3216636, 4020795, 5361060, 8041590, 16083180]

約数ペア:

[(1, 16083180), (2, 8041590), (3, 5361060), (4, 4020795), (5, 3216636), (6, 2680530), (9, 1787020), (10, 1608318), (12, 1340265), (15, 1072212), (18, 893510), (20, 804159), (30, 536106), (36, 446755), (45, 357404), (60, 268053), (90, 178702), (180, 89351), (199, 80820), (398, 40410), (449, 35820), (597, 26940), (796, 20205), (898, 17910), (995, 16164), (1194, 13470), (1347, 11940), (1791, 8980), (1796, 8955), (1990, 8082), (2245, 7164), (2388, 6735), (2694, 5970), (2985, 5388), (3582, 4490), (3980, 4041)]