259585144

素因数分解:

$2^3\times 7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1$

素因数の和:442

約数の個数: 128

約数和(自身を含む): 645120000

約数和(自身を除く): 385534856

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 49, 52, 56, 76, 91, 98, 104, 133, 152, 182, 196, 247, 266, 343, 364, 383, 392, 494, 532, 637, 686, 728, 766, 931, 988, 1064, 1274, 1372, 1532, 1729, 1862, 1976, 2548, 2681, 2744, 3064, 3458, 3724, 4459, 4979, 5096, 5362, 6517, 6916, 7277, 7448, 8918, 9958, 10724, 12103, 13034, 13832, 14554, 17836, 18767, 19916, 21448, 24206, 26068, 29108, 34853, 35672, 37534, 39832, 48412, 50939, 52136, 58216, 69706, 75068, 84721, 94601, 96824, 101878, 131369, 139412, 150136, 169442, 189202, 203756, 243971, 262738, 278824, 338884, 356573, 378404, 407512, 487942, 525476, 662207, 677768, 713146, 756808, 975884, 1050952, 1324414, 1426292, 1707797, 1951768, 2496011, 2648828, 2852584, 3415594, 4635449, 4992022, 5297656, 6831188, 9270898, 9984044, 13662376, 18541796, 19968088, 32448143, 37083592, 64896286, 129792572, 259585144]

約数ペア:

[(1, 259585144), (2, 129792572), (4, 64896286), (7, 37083592), (8, 32448143), (13, 19968088), (14, 18541796), (19, 13662376), (26, 9984044), (28, 9270898), (38, 6831188), (49, 5297656), (52, 4992022), (56, 4635449), (76, 3415594), (91, 2852584), (98, 2648828), (104, 2496011), (133, 1951768), (152, 1707797), (182, 1426292), (196, 1324414), (247, 1050952), (266, 975884), (343, 756808), (364, 713146), (383, 677768), (392, 662207), (494, 525476), (532, 487942), (637, 407512), (686, 378404), (728, 356573), (766, 338884), (931, 278824), (988, 262738), (1064, 243971), (1274, 203756), (1372, 189202), (1532, 169442), (1729, 150136), (1862, 139412), (1976, 131369), (2548, 101878), (2681, 96824), (2744, 94601), (3064, 84721), (3458, 75068), (3724, 69706), (4459, 58216), (4979, 52136), (5096, 50939), (5362, 48412), (6517, 39832), (6916, 37534), (7277, 35672), (7448, 34853), (8918, 29108), (9958, 26068), (10724, 24206), (12103, 21448), (13034, 19916), (13832, 18767), (14554, 17836)]