1987630848

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{491}}^1$

素因数の和:771

約数の個数: 216

約数和(自身を含む): 6589005696

約数和(自身を除く): 4601374848

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 251, 252, 256, 288, 336, 384, 448, 491, 502, 504, 576, 672, 753, 768, 896, 982, 1004, 1008, 1152, 1344, 1473, 1506, 1757, 1792, 1964, 2008, 2016, 2259, 2304, 2688, 2946, 3012, 3437, 3514, 3928, 4016, 4032, 4419, 4518, 5271, 5376, 5892, 6024, 6874, 7028, 7856, 8032, 8064, 8838, 9036, 10311, 10542, 11784, 12048, 13748, 14056, 15712, 15813, 16064, 16128, 17676, 18072, 20622, 21084, 23568, 24096, 27496, 28112, 30933, 31424, 31626, 32128, 35352, 36144, 41244, 42168, 47136, 48192, 54992, 56224, 61866, 62848, 63252, 64256, 70704, 72288, 82488, 84336, 94272, 96384, 109984, 112448, 123241, 123732, 125696, 126504, 141408, 144576, 164976, 168672, 188544, 192768, 219968, 224896, 246482, 247464, 253008, 282816, 289152, 329952, 337344, 369723, 377088, 439936, 449792, 492964, 494928, 506016, 565632, 578304, 659904, 674688, 739446, 862687, 879872, 985928, 989856, 1012032, 1109169, 1131264, 1319808, 1349376, 1478892, 1725374, 1971856, 1979712, 2024064, 2218338, 2588061, 2639616, 2957784, 3450748, 3943712, 3959424, 4048128, 4436676, 5176122, 5915568, 6901496, 7764183, 7887424, 7918848, 8873352, 10352244, 11831136, 13802992, 15528366, 15774848, 17746704, 20704488, 23662272, 27605984, 31056732, 31549696, 35493408, 41408976, 47324544, 55211968, 62113464, 70986816, 82817952, 94649088, 110423936, 124226928, 141973632, 165635904, 220847872, 248453856, 283947264, 331271808, 496907712, 662543616, 993815424, 1987630848]

約数ペア:

[(1, 1987630848), (2, 993815424), (3, 662543616), (4, 496907712), (6, 331271808), (7, 283947264), (8, 248453856), (9, 220847872), (12, 165635904), (14, 141973632), (16, 124226928), (18, 110423936), (21, 94649088), (24, 82817952), (28, 70986816), (32, 62113464), (36, 55211968), (42, 47324544), (48, 41408976), (56, 35493408), (63, 31549696), (64, 31056732), (72, 27605984), (84, 23662272), (96, 20704488), (112, 17746704), (126, 15774848), (128, 15528366), (144, 13802992), (168, 11831136), (192, 10352244), (224, 8873352), (251, 7918848), (252, 7887424), (256, 7764183), (288, 6901496), (336, 5915568), (384, 5176122), (448, 4436676), (491, 4048128), (502, 3959424), (504, 3943712), (576, 3450748), (672, 2957784), (753, 2639616), (768, 2588061), (896, 2218338), (982, 2024064), (1004, 1979712), (1008, 1971856), (1152, 1725374), (1344, 1478892), (1473, 1349376), (1506, 1319808), (1757, 1131264), (1792, 1109169), (1964, 1012032), (2008, 989856), (2016, 985928), (2259, 879872), (2304, 862687), (2688, 739446), (2946, 674688), (3012, 659904), (3437, 578304), (3514, 565632), (3928, 506016), (4016, 494928), (4032, 492964), (4419, 449792), (4518, 439936), (5271, 377088), (5376, 369723), (5892, 337344), (6024, 329952), (6874, 289152), (7028, 282816), (7856, 253008), (8032, 247464), (8064, 246482), (8838, 224896), (9036, 219968), (10311, 192768), (10542, 188544), (11784, 168672), (12048, 164976), (13748, 144576), (14056, 141408), (15712, 126504), (15813, 125696), (16064, 123732), (16128, 123241), (17676, 112448), (18072, 109984), (20622, 96384), (21084, 94272), (23568, 84336), (24096, 82488), (27496, 72288), (28112, 70704), (30933, 64256), (31424, 63252), (31626, 62848), (32128, 61866), (35352, 56224), (36144, 54992), (41244, 48192), (42168, 47136)]