54840420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1531}}^1$

素因数の和:1745

約数の個数: 72

約数和(自身を含む): 167294400

約数和(自身を除く): 112453980

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, 1531, 1791, 1990, 2388, 2985, 3062, 3582, 3980, 4593, 5970, 6124, 7164, 7655, 8955, 9186, 11940, 13779, 15310, 17910, 18372, 22965, 27558, 30620, 35820, 45930, 55116, 68895, 91860, 137790, 275580, 304669, 609338, 914007, 1218676, 1523345, 1828014, 2742021, 3046690, 3656028, 4570035, 5484042, 6093380, 9140070, 10968084, 13710105, 18280140, 27420210, 54840420]

約数ペア:

[(1, 54840420), (2, 27420210), (3, 18280140), (4, 13710105), (5, 10968084), (6, 9140070), (9, 6093380), (10, 5484042), (12, 4570035), (15, 3656028), (18, 3046690), (20, 2742021), (30, 1828014), (36, 1523345), (45, 1218676), (60, 914007), (90, 609338), (180, 304669), (199, 275580), (398, 137790), (597, 91860), (796, 68895), (995, 55116), (1194, 45930), (1531, 35820), (1791, 30620), (1990, 27558), (2388, 22965), (2985, 18372), (3062, 17910), (3582, 15310), (3980, 13779), (4593, 11940), (5970, 9186), (6124, 8955), (7164, 7655)]