257070352

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:237

約数の個数: 160

約数和(自身を含む): 658243584

約数和(自身を除く): 401173232

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 44, 53, 56, 62, 77, 88, 106, 112, 124, 127, 154, 176, 212, 217, 248, 254, 308, 341, 371, 424, 434, 496, 508, 583, 616, 682, 742, 848, 868, 889, 1016, 1166, 1232, 1364, 1397, 1484, 1643, 1736, 1778, 2032, 2332, 2387, 2728, 2794, 2968, 3286, 3472, 3556, 3937, 4081, 4664, 4774, 5456, 5588, 5936, 6572, 6731, 7112, 7874, 8162, 9328, 9548, 9779, 11176, 11501, 13144, 13462, 14224, 15748, 16324, 18073, 19096, 19558, 22352, 23002, 26288, 26924, 27559, 31496, 32648, 36146, 38192, 39116, 43307, 46004, 47117, 53848, 55118, 62992, 65296, 72292, 74041, 78232, 86614, 92008, 94234, 107696, 110236, 126511, 144584, 148082, 156464, 173228, 184016, 188468, 208661, 220472, 253022, 289168, 296164, 303149, 346456, 376936, 417322, 440944, 506044, 518287, 592328, 606298, 692912, 753872, 834644, 1012088, 1036574, 1184656, 1212596, 1460627, 1669288, 2024176, 2073148, 2295271, 2425192, 2921254, 3338576, 4146296, 4590542, 4850384, 5842508, 8292592, 9181084, 11685016, 16066897, 18362168, 23370032, 32133794, 36724336, 64267588, 128535176, 257070352]

約数ペア:

[(1, 257070352), (2, 128535176), (4, 64267588), (7, 36724336), (8, 32133794), (11, 23370032), (14, 18362168), (16, 16066897), (22, 11685016), (28, 9181084), (31, 8292592), (44, 5842508), (53, 4850384), (56, 4590542), (62, 4146296), (77, 3338576), (88, 2921254), (106, 2425192), (112, 2295271), (124, 2073148), (127, 2024176), (154, 1669288), (176, 1460627), (212, 1212596), (217, 1184656), (248, 1036574), (254, 1012088), (308, 834644), (341, 753872), (371, 692912), (424, 606298), (434, 592328), (496, 518287), (508, 506044), (583, 440944), (616, 417322), (682, 376936), (742, 346456), (848, 303149), (868, 296164), (889, 289168), (1016, 253022), (1166, 220472), (1232, 208661), (1364, 188468), (1397, 184016), (1484, 173228), (1643, 156464), (1736, 148082), (1778, 144584), (2032, 126511), (2332, 110236), (2387, 107696), (2728, 94234), (2794, 92008), (2968, 86614), (3286, 78232), (3472, 74041), (3556, 72292), (3937, 65296), (4081, 62992), (4664, 55118), (4774, 53848), (5456, 47117), (5588, 46004), (5936, 43307), (6572, 39116), (6731, 38192), (7112, 36146), (7874, 32648), (8162, 31496), (9328, 27559), (9548, 26924), (9779, 26288), (11176, 23002), (11501, 22352), (13144, 19558), (13462, 19096), (14224, 18073), (15748, 16324)]