1256552136

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{28657}}^1$

素因数の和:28708

約数の個数: 128

約数和(自身を含む): 4126752000

約数和(自身を除く): 2870199864

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 29, 36, 42, 54, 56, 58, 63, 72, 84, 87, 108, 116, 126, 168, 174, 189, 203, 216, 232, 252, 261, 348, 378, 406, 504, 522, 609, 696, 756, 783, 812, 1044, 1218, 1512, 1566, 1624, 1827, 2088, 2436, 3132, 3654, 4872, 5481, 6264, 7308, 10962, 14616, 21924, 28657, 43848, 57314, 85971, 114628, 171942, 200599, 229256, 257913, 343884, 401198, 515826, 601797, 687768, 773739, 802396, 831053, 1031652, 1203594, 1547478, 1604792, 1662106, 1805391, 2063304, 2407188, 2493159, 3094956, 3324212, 3610782, 4814376, 4986318, 5416173, 5817371, 6189912, 6648424, 7221564, 7479477, 9972636, 10832346, 11634742, 14443128, 14958954, 17452113, 19945272, 21664692, 22438431, 23269484, 29917908, 34904226, 43329384, 44876862, 46538968, 52356339, 59835816, 69808452, 89753724, 104712678, 139616904, 157069017, 179507448, 209425356, 314138034, 418850712, 628276068, 1256552136]

約数ペア:

[(1, 1256552136), (2, 628276068), (3, 418850712), (4, 314138034), (6, 209425356), (7, 179507448), (8, 157069017), (9, 139616904), (12, 104712678), (14, 89753724), (18, 69808452), (21, 59835816), (24, 52356339), (27, 46538968), (28, 44876862), (29, 43329384), (36, 34904226), (42, 29917908), (54, 23269484), (56, 22438431), (58, 21664692), (63, 19945272), (72, 17452113), (84, 14958954), (87, 14443128), (108, 11634742), (116, 10832346), (126, 9972636), (168, 7479477), (174, 7221564), (189, 6648424), (203, 6189912), (216, 5817371), (232, 5416173), (252, 4986318), (261, 4814376), (348, 3610782), (378, 3324212), (406, 3094956), (504, 2493159), (522, 2407188), (609, 2063304), (696, 1805391), (756, 1662106), (783, 1604792), (812, 1547478), (1044, 1203594), (1218, 1031652), (1512, 831053), (1566, 802396), (1624, 773739), (1827, 687768), (2088, 601797), (2436, 515826), (3132, 401198), (3654, 343884), (4872, 257913), (5481, 229256), (6264, 200599), (7308, 171942), (10962, 114628), (14616, 85971), (21924, 57314), (28657, 43848)]