257734272

素因数分解:

$2^7\times 3^1\times {\mathrm{61}}^1\times {\mathrm{11003}}^1$

素因数の和:11081

約数の個数: 64

約数和(自身を含む): 695892960

約数和(自身を除く): 438158688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 61, 64, 96, 122, 128, 183, 192, 244, 366, 384, 488, 732, 976, 1464, 1952, 2928, 3904, 5856, 7808, 11003, 11712, 22006, 23424, 33009, 44012, 66018, 88024, 132036, 176048, 264072, 352096, 528144, 671183, 704192, 1056288, 1342366, 1408384, 2013549, 2112576, 2684732, 4027098, 4225152, 5369464, 8054196, 10738928, 16108392, 21477856, 32216784, 42955712, 64433568, 85911424, 128867136, 257734272]

約数ペア:

[(1, 257734272), (2, 128867136), (3, 85911424), (4, 64433568), (6, 42955712), (8, 32216784), (12, 21477856), (16, 16108392), (24, 10738928), (32, 8054196), (48, 5369464), (61, 4225152), (64, 4027098), (96, 2684732), (122, 2112576), (128, 2013549), (183, 1408384), (192, 1342366), (244, 1056288), (366, 704192), (384, 671183), (488, 528144), (732, 352096), (976, 264072), (1464, 176048), (1952, 132036), (2928, 88024), (3904, 66018), (5856, 44012), (7808, 33009), (11003, 23424), (11712, 22006)]