15657038520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{28657}}^1$

素因数の和:28857

約数の個数: 128

約数和(自身を含む): 48902011200

約数和(自身を除く): 33244972680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 157, 174, 232, 290, 314, 348, 435, 471, 580, 628, 696, 785, 870, 942, 1160, 1256, 1570, 1740, 1884, 2355, 3140, 3480, 3768, 4553, 4710, 6280, 9106, 9420, 13659, 18212, 18840, 22765, 27318, 28657, 36424, 45530, 54636, 57314, 68295, 85971, 91060, 109272, 114628, 136590, 143285, 171942, 182120, 229256, 273180, 286570, 343884, 429855, 546360, 573140, 687768, 831053, 859710, 1146280, 1662106, 1719420, 2493159, 3324212, 3438840, 4155265, 4499149, 4986318, 6648424, 8310530, 8998298, 9972636, 12465795, 13497447, 16621060, 17996596, 19945272, 22495745, 24931590, 26994894, 33242120, 35993192, 44991490, 49863180, 53989788, 67487235, 89982980, 99726360, 107979576, 130475321, 134974470, 179965960, 260950642, 269948940, 391425963, 521901284, 539897880, 652376605, 782851926, 1043802568, 1304753210, 1565703852, 1957129815, 2609506420, 3131407704, 3914259630, 5219012840, 7828519260, 15657038520]

約数ペア:

[(1, 15657038520), (2, 7828519260), (3, 5219012840), (4, 3914259630), (5, 3131407704), (6, 2609506420), (8, 1957129815), (10, 1565703852), (12, 1304753210), (15, 1043802568), (20, 782851926), (24, 652376605), (29, 539897880), (30, 521901284), (40, 391425963), (58, 269948940), (60, 260950642), (87, 179965960), (116, 134974470), (120, 130475321), (145, 107979576), (157, 99726360), (174, 89982980), (232, 67487235), (290, 53989788), (314, 49863180), (348, 44991490), (435, 35993192), (471, 33242120), (580, 26994894), (628, 24931590), (696, 22495745), (785, 19945272), (870, 17996596), (942, 16621060), (1160, 13497447), (1256, 12465795), (1570, 9972636), (1740, 8998298), (1884, 8310530), (2355, 6648424), (3140, 4986318), (3480, 4499149), (3768, 4155265), (4553, 3438840), (4710, 3324212), (6280, 2493159), (9106, 1719420), (9420, 1662106), (13659, 1146280), (18212, 859710), (18840, 831053), (22765, 687768), (27318, 573140), (28657, 546360), (36424, 429855), (45530, 343884), (54636, 286570), (57314, 273180), (68295, 229256), (85971, 182120), (91060, 171942), (109272, 143285), (114628, 136590)]