628236480

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{654413}}^1$

素因数の和:654433

約数の個数: 56

約数和(自身を含む): 1994653872

約数和(自身を除く): 1366417392

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, 654413, 1308826, 1963239, 2617652, 3272065, 3926478, 5235304, 6544130, 7852956, 9816195, 10470608, 13088260, 15705912, 19632390, 20941216, 26176520, 31411824, 39264780, 41882432, 52353040, 62823648, 78529560, 104706080, 125647296, 157059120, 209412160, 314118240, 628236480]

約数ペア:

[(1, 628236480), (2, 314118240), (3, 209412160), (4, 157059120), (5, 125647296), (6, 104706080), (8, 78529560), (10, 62823648), (12, 52353040), (15, 41882432), (16, 39264780), (20, 31411824), (24, 26176520), (30, 20941216), (32, 19632390), (40, 15705912), (48, 13088260), (60, 10470608), (64, 9816195), (80, 7852956), (96, 6544130), (120, 5235304), (160, 3926478), (192, 3272065), (240, 2617652), (320, 1963239), (480, 1308826), (960, 654413)]