221563776

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{593}}^1$

素因数の和:756

約数の個数: 128

約数和(自身を含む): 678585600

約数和(自身を除く): 457021824

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 139, 168, 192, 224, 278, 336, 384, 417, 448, 556, 593, 672, 834, 896, 973, 1112, 1186, 1344, 1668, 1779, 1946, 2224, 2372, 2688, 2919, 3336, 3558, 3892, 4151, 4448, 4744, 5838, 6672, 7116, 7784, 8302, 8896, 9488, 11676, 12453, 13344, 14232, 15568, 16604, 17792, 18976, 23352, 24906, 26688, 28464, 31136, 33208, 37952, 46704, 49812, 53376, 56928, 62272, 66416, 75904, 82427, 93408, 99624, 113856, 124544, 132832, 164854, 186816, 199248, 227712, 247281, 265664, 329708, 373632, 398496, 494562, 531328, 576989, 659416, 796992, 989124, 1153978, 1318832, 1593984, 1730967, 1978248, 2307956, 2637664, 3461934, 3956496, 4615912, 5275328, 6923868, 7912992, 9231824, 10550656, 13847736, 15825984, 18463648, 27695472, 31651968, 36927296, 55390944, 73854592, 110781888, 221563776]

約数ペア:

[(1, 221563776), (2, 110781888), (3, 73854592), (4, 55390944), (6, 36927296), (7, 31651968), (8, 27695472), (12, 18463648), (14, 15825984), (16, 13847736), (21, 10550656), (24, 9231824), (28, 7912992), (32, 6923868), (42, 5275328), (48, 4615912), (56, 3956496), (64, 3461934), (84, 2637664), (96, 2307956), (112, 1978248), (128, 1730967), (139, 1593984), (168, 1318832), (192, 1153978), (224, 989124), (278, 796992), (336, 659416), (384, 576989), (417, 531328), (448, 494562), (556, 398496), (593, 373632), (672, 329708), (834, 265664), (896, 247281), (973, 227712), (1112, 199248), (1186, 186816), (1344, 164854), (1668, 132832), (1779, 124544), (1946, 113856), (2224, 99624), (2372, 93408), (2688, 82427), (2919, 75904), (3336, 66416), (3558, 62272), (3892, 56928), (4151, 53376), (4448, 49812), (4744, 46704), (5838, 37952), (6672, 33208), (7116, 31136), (7784, 28464), (8302, 26688), (8896, 24906), (9488, 23352), (11676, 18976), (12453, 17792), (13344, 16604), (14232, 15568)]