256617216

素因数分解:

$2^8\times 3^2\times {\mathrm{127}}^1\times {\mathrm{877}}^1$

素因数の和:1026

約数の個数: 108

約数和(自身を含む): 746566912

約数和(自身を除く): 489949696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 127, 128, 144, 192, 254, 256, 288, 381, 384, 508, 576, 762, 768, 877, 1016, 1143, 1152, 1524, 1754, 2032, 2286, 2304, 2631, 3048, 3508, 4064, 4572, 5262, 6096, 7016, 7893, 8128, 9144, 10524, 12192, 14032, 15786, 16256, 18288, 21048, 24384, 28064, 31572, 32512, 36576, 42096, 48768, 56128, 63144, 73152, 84192, 97536, 111379, 112256, 126288, 146304, 168384, 222758, 224512, 252576, 292608, 334137, 336768, 445516, 505152, 668274, 673536, 891032, 1002411, 1010304, 1336548, 1782064, 2004822, 2020608, 2673096, 3564128, 4009644, 5346192, 7128256, 8019288, 10692384, 14256512, 16038576, 21384768, 28513024, 32077152, 42769536, 64154304, 85539072, 128308608, 256617216]

約数ペア:

[(1, 256617216), (2, 128308608), (3, 85539072), (4, 64154304), (6, 42769536), (8, 32077152), (9, 28513024), (12, 21384768), (16, 16038576), (18, 14256512), (24, 10692384), (32, 8019288), (36, 7128256), (48, 5346192), (64, 4009644), (72, 3564128), (96, 2673096), (127, 2020608), (128, 2004822), (144, 1782064), (192, 1336548), (254, 1010304), (256, 1002411), (288, 891032), (381, 673536), (384, 668274), (508, 505152), (576, 445516), (762, 336768), (768, 334137), (877, 292608), (1016, 252576), (1143, 224512), (1152, 222758), (1524, 168384), (1754, 146304), (2032, 126288), (2286, 112256), (2304, 111379), (2631, 97536), (3048, 84192), (3508, 73152), (4064, 63144), (4572, 56128), (5262, 48768), (6096, 42096), (7016, 36576), (7893, 32512), (8128, 31572), (9144, 28064), (10524, 24384), (12192, 21048), (14032, 18288), (15786, 16256)]