259716016

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{127}}^1$

素因数の和:223

約数の個数: 120

約数和(自身を含む): 630435840

約数和(自身を除く): 370719824

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 38, 56, 62, 76, 112, 124, 127, 133, 152, 217, 248, 254, 266, 304, 434, 496, 508, 532, 589, 868, 889, 961, 1016, 1064, 1178, 1736, 1778, 1922, 2032, 2128, 2356, 2413, 3472, 3556, 3844, 3937, 4123, 4712, 4826, 6727, 7112, 7688, 7874, 8246, 9424, 9652, 13454, 14224, 15376, 15748, 16492, 16891, 18259, 19304, 26908, 27559, 31496, 32984, 33782, 36518, 38608, 53816, 55118, 62992, 65968, 67564, 73036, 74803, 107632, 110236, 122047, 127813, 135128, 146072, 149606, 220472, 244094, 255626, 270256, 292144, 299212, 440944, 488188, 511252, 523621, 598424, 854329, 976376, 1022504, 1047242, 1196848, 1708658, 1952752, 2045008, 2094484, 2318893, 3417316, 4188968, 4637786, 6834632, 8377936, 9275572, 13669264, 16232251, 18551144, 32464502, 37102288, 64929004, 129858008, 259716016]

約数ペア:

[(1, 259716016), (2, 129858008), (4, 64929004), (7, 37102288), (8, 32464502), (14, 18551144), (16, 16232251), (19, 13669264), (28, 9275572), (31, 8377936), (38, 6834632), (56, 4637786), (62, 4188968), (76, 3417316), (112, 2318893), (124, 2094484), (127, 2045008), (133, 1952752), (152, 1708658), (217, 1196848), (248, 1047242), (254, 1022504), (266, 976376), (304, 854329), (434, 598424), (496, 523621), (508, 511252), (532, 488188), (589, 440944), (868, 299212), (889, 292144), (961, 270256), (1016, 255626), (1064, 244094), (1178, 220472), (1736, 149606), (1778, 146072), (1922, 135128), (2032, 127813), (2128, 122047), (2356, 110236), (2413, 107632), (3472, 74803), (3556, 73036), (3844, 67564), (3937, 65968), (4123, 62992), (4712, 55118), (4826, 53816), (6727, 38608), (7112, 36518), (7688, 33782), (7874, 32984), (8246, 31496), (9424, 27559), (9652, 26908), (13454, 19304), (14224, 18259), (15376, 16891), (15748, 16492)]