81492432

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{593}}^1$

素因数の和:1020

約数の個数: 80

約数和(自身を含む): 241591680

約数和(自身を除く): 160099248

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 409, 593, 818, 1186, 1227, 1636, 1779, 2372, 2454, 2863, 3272, 3558, 4151, 4744, 4908, 5726, 6544, 7116, 8302, 8589, 9488, 9816, 11452, 12453, 14232, 16604, 17178, 19632, 22904, 24906, 28464, 33208, 34356, 45808, 49812, 66416, 68712, 99624, 137424, 199248, 242537, 485074, 727611, 970148, 1455222, 1697759, 1940296, 2910444, 3395518, 3880592, 5093277, 5820888, 6791036, 10186554, 11641776, 13582072, 20373108, 27164144, 40746216, 81492432]

約数ペア:

[(1, 81492432), (2, 40746216), (3, 27164144), (4, 20373108), (6, 13582072), (7, 11641776), (8, 10186554), (12, 6791036), (14, 5820888), (16, 5093277), (21, 3880592), (24, 3395518), (28, 2910444), (42, 1940296), (48, 1697759), (56, 1455222), (84, 970148), (112, 727611), (168, 485074), (336, 242537), (409, 199248), (593, 137424), (818, 99624), (1186, 68712), (1227, 66416), (1636, 49812), (1779, 45808), (2372, 34356), (2454, 33208), (2863, 28464), (3272, 24906), (3558, 22904), (4151, 19632), (4744, 17178), (4908, 16604), (5726, 14232), (6544, 12453), (7116, 11452), (8302, 9816), (8589, 9488)]