243891816

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:244

約数の個数: 192

約数和(自身を含む): 756449280

約数和(自身を除く): 512557464

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 49, 56, 69, 71, 84, 92, 98, 127, 138, 142, 147, 161, 168, 184, 196, 213, 254, 276, 284, 294, 322, 381, 392, 426, 483, 497, 508, 552, 568, 588, 644, 762, 852, 889, 966, 994, 1016, 1127, 1176, 1288, 1491, 1524, 1633, 1704, 1778, 1932, 1988, 2254, 2667, 2921, 2982, 3048, 3266, 3381, 3479, 3556, 3864, 3976, 4508, 4899, 5334, 5842, 5964, 6223, 6532, 6762, 6958, 7112, 8763, 9016, 9017, 9798, 10437, 10668, 11431, 11684, 11928, 12446, 13064, 13524, 13916, 17526, 18034, 18669, 19596, 20447, 20874, 21336, 22862, 23368, 24892, 27048, 27051, 27832, 34293, 35052, 36068, 37338, 39192, 40894, 41748, 45724, 49784, 54102, 61341, 63119, 68586, 70104, 72136, 74676, 80017, 81788, 83496, 91448, 108204, 122682, 126238, 137172, 143129, 149352, 160034, 163576, 189357, 207391, 216408, 240051, 245364, 252476, 274344, 286258, 320068, 378714, 414782, 429387, 441833, 480102, 490728, 504952, 572516, 622173, 640136, 757428, 829564, 858774, 883666, 960204, 1145032, 1244346, 1325499, 1451737, 1514856, 1659128, 1717548, 1767332, 1920408, 2488692, 2650998, 2903474, 3435096, 3534664, 4355211, 4977384, 5301996, 5806948, 8710422, 10162159, 10603992, 11613896, 17420844, 20324318, 30486477, 34841688, 40648636, 60972954, 81297272, 121945908, 243891816]

約数ペア:

[(1, 243891816), (2, 121945908), (3, 81297272), (4, 60972954), (6, 40648636), (7, 34841688), (8, 30486477), (12, 20324318), (14, 17420844), (21, 11613896), (23, 10603992), (24, 10162159), (28, 8710422), (42, 5806948), (46, 5301996), (49, 4977384), (56, 4355211), (69, 3534664), (71, 3435096), (84, 2903474), (92, 2650998), (98, 2488692), (127, 1920408), (138, 1767332), (142, 1717548), (147, 1659128), (161, 1514856), (168, 1451737), (184, 1325499), (196, 1244346), (213, 1145032), (254, 960204), (276, 883666), (284, 858774), (294, 829564), (322, 757428), (381, 640136), (392, 622173), (426, 572516), (483, 504952), (497, 490728), (508, 480102), (552, 441833), (568, 429387), (588, 414782), (644, 378714), (762, 320068), (852, 286258), (889, 274344), (966, 252476), (994, 245364), (1016, 240051), (1127, 216408), (1176, 207391), (1288, 189357), (1491, 163576), (1524, 160034), (1633, 149352), (1704, 143129), (1778, 137172), (1932, 126238), (1988, 122682), (2254, 108204), (2667, 91448), (2921, 83496), (2982, 81788), (3048, 80017), (3266, 74676), (3381, 72136), (3479, 70104), (3556, 68586), (3864, 63119), (3976, 61341), (4508, 54102), (4899, 49784), (5334, 45724), (5842, 41748), (5964, 40894), (6223, 39192), (6532, 37338), (6762, 36068), (6958, 35052), (7112, 34293), (8763, 27832), (9016, 27051), (9017, 27048), (9798, 24892), (10437, 23368), (10668, 22862), (11431, 21336), (11684, 20874), (11928, 20447), (12446, 19596), (13064, 18669), (13524, 18034), (13916, 17526)]