257343408

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4817}}^1$

素因数の和:4891

約数の個数: 120

約数和(自身を含む): 838794528

約数和(自身を除く): 581451120

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 53, 56, 63, 72, 84, 106, 112, 126, 144, 159, 168, 212, 252, 318, 336, 371, 424, 477, 504, 636, 742, 848, 954, 1008, 1113, 1272, 1484, 1908, 2226, 2544, 2968, 3339, 3816, 4452, 4817, 5936, 6678, 7632, 8904, 9634, 13356, 14451, 17808, 19268, 26712, 28902, 33719, 38536, 43353, 53424, 57804, 67438, 77072, 86706, 101157, 115608, 134876, 173412, 202314, 231216, 255301, 269752, 303471, 346824, 404628, 510602, 539504, 606942, 693648, 765903, 809256, 1021204, 1213884, 1531806, 1618512, 1787107, 2042408, 2297709, 2427768, 3063612, 3574214, 4084816, 4595418, 4855536, 5361321, 6127224, 7148428, 9190836, 10722642, 12254448, 14296856, 16083963, 18381672, 21445284, 28593712, 32167926, 36763344, 42890568, 64335852, 85781136, 128671704, 257343408]

約数ペア:

[(1, 257343408), (2, 128671704), (3, 85781136), (4, 64335852), (6, 42890568), (7, 36763344), (8, 32167926), (9, 28593712), (12, 21445284), (14, 18381672), (16, 16083963), (18, 14296856), (21, 12254448), (24, 10722642), (28, 9190836), (36, 7148428), (42, 6127224), (48, 5361321), (53, 4855536), (56, 4595418), (63, 4084816), (72, 3574214), (84, 3063612), (106, 2427768), (112, 2297709), (126, 2042408), (144, 1787107), (159, 1618512), (168, 1531806), (212, 1213884), (252, 1021204), (318, 809256), (336, 765903), (371, 693648), (424, 606942), (477, 539504), (504, 510602), (636, 404628), (742, 346824), (848, 303471), (954, 269752), (1008, 255301), (1113, 231216), (1272, 202314), (1484, 173412), (1908, 134876), (2226, 115608), (2544, 101157), (2968, 86706), (3339, 77072), (3816, 67438), (4452, 57804), (4817, 53424), (5936, 43353), (6678, 38536), (7632, 33719), (8904, 28902), (9634, 26712), (13356, 19268), (14451, 17808)]