205477608

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{491}}^1$

素因数の和:607

約数の個数: 128

約数和(自身を含む): 612126720

約数和(自身を除く): 406649112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 47, 53, 56, 84, 94, 106, 141, 159, 168, 188, 212, 282, 318, 329, 371, 376, 424, 491, 564, 636, 658, 742, 982, 987, 1113, 1128, 1272, 1316, 1473, 1484, 1964, 1974, 2226, 2491, 2632, 2946, 2968, 3437, 3928, 3948, 4452, 4982, 5892, 6874, 7473, 7896, 8904, 9964, 10311, 11784, 13748, 14946, 17437, 19928, 20622, 23077, 26023, 27496, 29892, 34874, 41244, 46154, 52046, 52311, 59784, 69231, 69748, 78069, 82488, 92308, 104092, 104622, 138462, 139496, 156138, 161539, 182161, 184616, 208184, 209244, 276924, 312276, 323078, 364322, 418488, 484617, 546483, 553848, 624552, 646156, 728644, 969234, 1092966, 1223081, 1292312, 1457288, 1938468, 2185932, 2446162, 3669243, 3876936, 4371864, 4892324, 7338486, 8561567, 9784648, 14676972, 17123134, 25684701, 29353944, 34246268, 51369402, 68492536, 102738804, 205477608]

約数ペア:

[(1, 205477608), (2, 102738804), (3, 68492536), (4, 51369402), (6, 34246268), (7, 29353944), (8, 25684701), (12, 17123134), (14, 14676972), (21, 9784648), (24, 8561567), (28, 7338486), (42, 4892324), (47, 4371864), (53, 3876936), (56, 3669243), (84, 2446162), (94, 2185932), (106, 1938468), (141, 1457288), (159, 1292312), (168, 1223081), (188, 1092966), (212, 969234), (282, 728644), (318, 646156), (329, 624552), (371, 553848), (376, 546483), (424, 484617), (491, 418488), (564, 364322), (636, 323078), (658, 312276), (742, 276924), (982, 209244), (987, 208184), (1113, 184616), (1128, 182161), (1272, 161539), (1316, 156138), (1473, 139496), (1484, 138462), (1964, 104622), (1974, 104092), (2226, 92308), (2491, 82488), (2632, 78069), (2946, 69748), (2968, 69231), (3437, 59784), (3928, 52311), (3948, 52046), (4452, 46154), (4982, 41244), (5892, 34874), (6874, 29892), (7473, 27496), (7896, 26023), (8904, 23077), (9964, 20622), (10311, 19928), (11784, 17437), (13748, 14946)]