81119772

素因数分解:

$2^2\times 3^3\times {\mathrm{71}}^2\times {\mathrm{149}}^1$

素因数の和:304

約数の個数: 72

約数和(自身を含む): 214746000

約数和(自身を除く): 133626228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 108, 142, 149, 213, 284, 298, 426, 447, 596, 639, 852, 894, 1278, 1341, 1788, 1917, 2556, 2682, 3834, 4023, 5041, 5364, 7668, 8046, 10082, 10579, 15123, 16092, 20164, 21158, 30246, 31737, 42316, 45369, 60492, 63474, 90738, 95211, 126948, 136107, 181476, 190422, 272214, 285633, 380844, 544428, 571266, 751109, 1142532, 1502218, 2253327, 3004436, 4506654, 6759981, 9013308, 13519962, 20279943, 27039924, 40559886, 81119772]

約数ペア:

[(1, 81119772), (2, 40559886), (3, 27039924), (4, 20279943), (6, 13519962), (9, 9013308), (12, 6759981), (18, 4506654), (27, 3004436), (36, 2253327), (54, 1502218), (71, 1142532), (108, 751109), (142, 571266), (149, 544428), (213, 380844), (284, 285633), (298, 272214), (426, 190422), (447, 181476), (596, 136107), (639, 126948), (852, 95211), (894, 90738), (1278, 63474), (1341, 60492), (1788, 45369), (1917, 42316), (2556, 31737), (2682, 30246), (3834, 21158), (4023, 20164), (5041, 16092), (5364, 15123), (7668, 10579), (8046, 10082)]