268704828

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{47}}^1\times {\mathrm{463}}^1$

素因数の和:541

約数の個数: 144

約数和(自身を含む): 810700800

約数和(自身を除く): 541995972

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 49, 63, 84, 94, 98, 126, 141, 147, 188, 196, 252, 282, 294, 329, 343, 423, 441, 463, 564, 588, 658, 686, 846, 882, 926, 987, 1029, 1316, 1372, 1389, 1692, 1764, 1852, 1974, 2058, 2303, 2778, 2961, 3087, 3241, 3948, 4116, 4167, 4606, 5556, 5922, 6174, 6482, 6909, 8334, 9212, 9723, 11844, 12348, 12964, 13818, 16121, 16668, 19446, 20727, 21761, 22687, 27636, 29169, 32242, 38892, 41454, 43522, 45374, 48363, 58338, 64484, 65283, 68061, 82908, 87044, 90748, 96726, 116676, 130566, 136122, 145089, 152327, 158809, 193452, 195849, 204183, 261132, 272244, 290178, 304654, 317618, 391698, 408366, 456981, 476427, 580356, 609308, 635236, 783396, 816732, 913962, 952854, 1066289, 1370943, 1429281, 1827924, 1905708, 2132578, 2741886, 2858562, 3198867, 4265156, 5483772, 5717124, 6397734, 7464023, 9596601, 12795468, 14928046, 19193202, 22392069, 29856092, 38386404, 44784138, 67176207, 89568276, 134352414, 268704828]

約数ペア:

[(1, 268704828), (2, 134352414), (3, 89568276), (4, 67176207), (6, 44784138), (7, 38386404), (9, 29856092), (12, 22392069), (14, 19193202), (18, 14928046), (21, 12795468), (28, 9596601), (36, 7464023), (42, 6397734), (47, 5717124), (49, 5483772), (63, 4265156), (84, 3198867), (94, 2858562), (98, 2741886), (126, 2132578), (141, 1905708), (147, 1827924), (188, 1429281), (196, 1370943), (252, 1066289), (282, 952854), (294, 913962), (329, 816732), (343, 783396), (423, 635236), (441, 609308), (463, 580356), (564, 476427), (588, 456981), (658, 408366), (686, 391698), (846, 317618), (882, 304654), (926, 290178), (987, 272244), (1029, 261132), (1316, 204183), (1372, 195849), (1389, 193452), (1692, 158809), (1764, 152327), (1852, 145089), (1974, 136122), (2058, 130566), (2303, 116676), (2778, 96726), (2961, 90748), (3087, 87044), (3241, 82908), (3948, 68061), (4116, 65283), (4167, 64484), (4606, 58338), (5556, 48363), (5922, 45374), (6174, 43522), (6482, 41454), (6909, 38892), (8334, 32242), (9212, 29169), (9723, 27636), (11844, 22687), (12348, 21761), (12964, 20727), (13818, 19446), (16121, 16668)]