248531520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{258887}}^1$

素因数の和:258907

約数の個数: 56

約数和(自身を含む): 789090624

約数和(自身を除く): 540559104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 258887, 517774, 776661, 1035548, 1294435, 1553322, 2071096, 2588870, 3106644, 3883305, 4142192, 5177740, 6213288, 7766610, 8284384, 10355480, 12426576, 15533220, 16568768, 20710960, 24853152, 31066440, 41421920, 49706304, 62132880, 82843840, 124265760, 248531520]

約数ペア:

[(1, 248531520), (2, 124265760), (3, 82843840), (4, 62132880), (5, 49706304), (6, 41421920), (8, 31066440), (10, 24853152), (12, 20710960), (15, 16568768), (16, 15533220), (20, 12426576), (24, 10355480), (30, 8284384), (32, 7766610), (40, 6213288), (48, 5177740), (60, 4142192), (64, 3883305), (80, 3106644), (96, 2588870), (120, 2071096), (160, 1553322), (192, 1294435), (240, 1035548), (320, 776661), (480, 517774), (960, 258887)]