687856896

素因数分解:

$2^8\times 3^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:249

約数の個数: 216

約数和(自身を含む): 2083457376

約数和(自身を除く): 1395600480

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 53, 64, 72, 86, 96, 106, 128, 129, 131, 144, 159, 172, 192, 212, 256, 258, 262, 288, 318, 344, 384, 387, 393, 424, 477, 516, 524, 576, 636, 688, 768, 774, 786, 848, 954, 1032, 1048, 1152, 1179, 1272, 1376, 1548, 1572, 1696, 1908, 2064, 2096, 2279, 2304, 2358, 2544, 2752, 3096, 3144, 3392, 3816, 4128, 4192, 4558, 4716, 5088, 5504, 5633, 6192, 6288, 6784, 6837, 6943, 7632, 8256, 8384, 9116, 9432, 10176, 11008, 11266, 12384, 12576, 13568, 13674, 13886, 15264, 16512, 16768, 16899, 18232, 18864, 20352, 20511, 20829, 22532, 24768, 25152, 27348, 27772, 30528, 33024, 33536, 33798, 36464, 37728, 40704, 41022, 41658, 45064, 49536, 50304, 50697, 54696, 55544, 61056, 62487, 67596, 72928, 75456, 82044, 83316, 90128, 99072, 100608, 101394, 109392, 111088, 122112, 124974, 135192, 145856, 150912, 164088, 166632, 180256, 202788, 218784, 222176, 249948, 270384, 291712, 298549, 301824, 328176, 333264, 360512, 405576, 437568, 444352, 499896, 540768, 583424, 597098, 656352, 666528, 721024, 811152, 875136, 888704, 895647, 999792, 1081536, 1194196, 1312704, 1333056, 1442048, 1622304, 1750272, 1777408, 1791294, 1999584, 2163072, 2388392, 2625408, 2666112, 2686941, 3244608, 3582588, 3999168, 4326144, 4776784, 5250816, 5332224, 5373882, 6489216, 7165176, 7998336, 9553568, 10747764, 12978432, 14330352, 15996672, 19107136, 21495528, 28660704, 38214272, 42991056, 57321408, 76428544, 85982112, 114642816, 171964224, 229285632, 343928448, 687856896]

約数ペア:

[(1, 687856896), (2, 343928448), (3, 229285632), (4, 171964224), (6, 114642816), (8, 85982112), (9, 76428544), (12, 57321408), (16, 42991056), (18, 38214272), (24, 28660704), (32, 21495528), (36, 19107136), (43, 15996672), (48, 14330352), (53, 12978432), (64, 10747764), (72, 9553568), (86, 7998336), (96, 7165176), (106, 6489216), (128, 5373882), (129, 5332224), (131, 5250816), (144, 4776784), (159, 4326144), (172, 3999168), (192, 3582588), (212, 3244608), (256, 2686941), (258, 2666112), (262, 2625408), (288, 2388392), (318, 2163072), (344, 1999584), (384, 1791294), (387, 1777408), (393, 1750272), (424, 1622304), (477, 1442048), (516, 1333056), (524, 1312704), (576, 1194196), (636, 1081536), (688, 999792), (768, 895647), (774, 888704), (786, 875136), (848, 811152), (954, 721024), (1032, 666528), (1048, 656352), (1152, 597098), (1179, 583424), (1272, 540768), (1376, 499896), (1548, 444352), (1572, 437568), (1696, 405576), (1908, 360512), (2064, 333264), (2096, 328176), (2279, 301824), (2304, 298549), (2358, 291712), (2544, 270384), (2752, 249948), (3096, 222176), (3144, 218784), (3392, 202788), (3816, 180256), (4128, 166632), (4192, 164088), (4558, 150912), (4716, 145856), (5088, 135192), (5504, 124974), (5633, 122112), (6192, 111088), (6288, 109392), (6784, 101394), (6837, 100608), (6943, 99072), (7632, 90128), (8256, 83316), (8384, 82044), (9116, 75456), (9432, 72928), (10176, 67596), (11008, 62487), (11266, 61056), (12384, 55544), (12576, 54696), (13568, 50697), (13674, 50304), (13886, 49536), (15264, 45064), (16512, 41658), (16768, 41022), (16899, 40704), (18232, 37728), (18864, 36464), (20352, 33798), (20511, 33536), (20829, 33024), (22532, 30528), (24768, 27772), (25152, 27348)]