281379924

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:462

約数の個数: 144

約数和(自身を含む): 850012800

約数和(自身を除く): 568632876

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 116, 126, 139, 174, 203, 252, 261, 277, 278, 348, 406, 417, 522, 554, 556, 609, 812, 831, 834, 973, 1044, 1108, 1218, 1251, 1662, 1668, 1827, 1939, 1946, 2436, 2493, 2502, 2919, 3324, 3654, 3878, 3892, 4031, 4986, 5004, 5817, 5838, 7308, 7756, 8033, 8062, 8757, 9972, 11634, 11676, 12093, 16066, 16124, 17451, 17514, 23268, 24099, 24186, 28217, 32132, 34902, 35028, 36279, 38503, 48198, 48372, 56231, 56434, 69804, 72297, 72558, 77006, 84651, 96396, 112462, 112868, 115509, 144594, 145116, 154012, 168693, 169302, 224924, 231018, 253953, 269521, 289188, 337386, 338604, 346527, 462036, 506079, 507906, 539042, 674772, 693054, 808563, 1012158, 1015812, 1078084, 1116587, 1386108, 1617126, 2024316, 2233174, 2425689, 3234252, 3349761, 4466348, 4851378, 6699522, 7816109, 9702756, 10049283, 13399044, 15632218, 20098566, 23448327, 31264436, 40197132, 46896654, 70344981, 93793308, 140689962, 281379924]

約数ペア:

[(1, 281379924), (2, 140689962), (3, 93793308), (4, 70344981), (6, 46896654), (7, 40197132), (9, 31264436), (12, 23448327), (14, 20098566), (18, 15632218), (21, 13399044), (28, 10049283), (29, 9702756), (36, 7816109), (42, 6699522), (58, 4851378), (63, 4466348), (84, 3349761), (87, 3234252), (116, 2425689), (126, 2233174), (139, 2024316), (174, 1617126), (203, 1386108), (252, 1116587), (261, 1078084), (277, 1015812), (278, 1012158), (348, 808563), (406, 693054), (417, 674772), (522, 539042), (554, 507906), (556, 506079), (609, 462036), (812, 346527), (831, 338604), (834, 337386), (973, 289188), (1044, 269521), (1108, 253953), (1218, 231018), (1251, 224924), (1662, 169302), (1668, 168693), (1827, 154012), (1939, 145116), (1946, 144594), (2436, 115509), (2493, 112868), (2502, 112462), (2919, 96396), (3324, 84651), (3654, 77006), (3878, 72558), (3892, 72297), (4031, 69804), (4986, 56434), (5004, 56231), (5817, 48372), (5838, 48198), (7308, 38503), (7756, 36279), (8033, 35028), (8062, 34902), (8757, 32132), (9972, 28217), (11634, 24186), (11676, 24099), (12093, 23268), (16066, 17514), (16124, 17451)]