209522448

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{383}}^1$

素因数の和:557

約数の個数: 120

約数和(自身を含む): 612817920

約数和(自身を除く): 403295472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 36, 48, 58, 72, 87, 116, 131, 144, 174, 232, 261, 262, 348, 383, 393, 464, 522, 524, 696, 766, 786, 1044, 1048, 1149, 1179, 1392, 1532, 1572, 2088, 2096, 2298, 2358, 3064, 3144, 3447, 3799, 4176, 4596, 4716, 6128, 6288, 6894, 7598, 9192, 9432, 11107, 11397, 13788, 15196, 18384, 18864, 22214, 22794, 27576, 30392, 33321, 34191, 44428, 45588, 50173, 55152, 60784, 66642, 68382, 88856, 91176, 99963, 100346, 133284, 136764, 150519, 177712, 182352, 199926, 200692, 266568, 273528, 301038, 399852, 401384, 451557, 533136, 547056, 602076, 799704, 802768, 903114, 1204152, 1455017, 1599408, 1806228, 2408304, 2910034, 3612456, 4365051, 5820068, 7224912, 8730102, 11640136, 13095153, 17460204, 23280272, 26190306, 34920408, 52380612, 69840816, 104761224, 209522448]

約数ペア:

[(1, 209522448), (2, 104761224), (3, 69840816), (4, 52380612), (6, 34920408), (8, 26190306), (9, 23280272), (12, 17460204), (16, 13095153), (18, 11640136), (24, 8730102), (29, 7224912), (36, 5820068), (48, 4365051), (58, 3612456), (72, 2910034), (87, 2408304), (116, 1806228), (131, 1599408), (144, 1455017), (174, 1204152), (232, 903114), (261, 802768), (262, 799704), (348, 602076), (383, 547056), (393, 533136), (464, 451557), (522, 401384), (524, 399852), (696, 301038), (766, 273528), (786, 266568), (1044, 200692), (1048, 199926), (1149, 182352), (1179, 177712), (1392, 150519), (1532, 136764), (1572, 133284), (2088, 100346), (2096, 99963), (2298, 91176), (2358, 88856), (3064, 68382), (3144, 66642), (3447, 60784), (3799, 55152), (4176, 50173), (4596, 45588), (4716, 44428), (6128, 34191), (6288, 33321), (6894, 30392), (7598, 27576), (9192, 22794), (9432, 22214), (11107, 18864), (11397, 18384), (13788, 15196)]