257570544

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{307}}^1$

素因数の和:563

約数の個数: 160

約数和(自身を含む): 835946496

約数和(自身を除く): 578375952

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 56, 66, 77, 84, 88, 112, 132, 154, 168, 176, 227, 231, 264, 307, 308, 336, 454, 462, 528, 614, 616, 681, 908, 921, 924, 1228, 1232, 1362, 1589, 1816, 1842, 1848, 2149, 2456, 2497, 2724, 3178, 3377, 3632, 3684, 3696, 4298, 4767, 4912, 4994, 5448, 6356, 6447, 6754, 7368, 7491, 8596, 9534, 9988, 10131, 10896, 12712, 12894, 13508, 14736, 14982, 17192, 17479, 19068, 19976, 20262, 23639, 25424, 25788, 27016, 29964, 34384, 34958, 38136, 39952, 40524, 47278, 51576, 52437, 54032, 59928, 69689, 69916, 70917, 76272, 81048, 94556, 103152, 104874, 119856, 139378, 139832, 141834, 162096, 189112, 209067, 209748, 278756, 279664, 283668, 378224, 418134, 419496, 487823, 557512, 567336, 766579, 836268, 838992, 975646, 1115024, 1134672, 1463469, 1533158, 1672536, 1951292, 2299737, 2926938, 3066316, 3345072, 3902584, 4599474, 5366053, 5853876, 6132632, 7805168, 9198948, 10732106, 11707752, 12265264, 16098159, 18397896, 21464212, 23415504, 32196318, 36795792, 42928424, 64392636, 85856848, 128785272, 257570544]

約数ペア:

[(1, 257570544), (2, 128785272), (3, 85856848), (4, 64392636), (6, 42928424), (7, 36795792), (8, 32196318), (11, 23415504), (12, 21464212), (14, 18397896), (16, 16098159), (21, 12265264), (22, 11707752), (24, 10732106), (28, 9198948), (33, 7805168), (42, 6132632), (44, 5853876), (48, 5366053), (56, 4599474), (66, 3902584), (77, 3345072), (84, 3066316), (88, 2926938), (112, 2299737), (132, 1951292), (154, 1672536), (168, 1533158), (176, 1463469), (227, 1134672), (231, 1115024), (264, 975646), (307, 838992), (308, 836268), (336, 766579), (454, 567336), (462, 557512), (528, 487823), (614, 419496), (616, 418134), (681, 378224), (908, 283668), (921, 279664), (924, 278756), (1228, 209748), (1232, 209067), (1362, 189112), (1589, 162096), (1816, 141834), (1842, 139832), (1848, 139378), (2149, 119856), (2456, 104874), (2497, 103152), (2724, 94556), (3178, 81048), (3377, 76272), (3632, 70917), (3684, 69916), (3696, 69689), (4298, 59928), (4767, 54032), (4912, 52437), (4994, 51576), (5448, 47278), (6356, 40524), (6447, 39952), (6754, 38136), (7368, 34958), (7491, 34384), (8596, 29964), (9534, 27016), (9988, 25788), (10131, 25424), (10896, 23639), (12712, 20262), (12894, 19976), (13508, 19068), (14736, 17479), (14982, 17192)]