64908240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{270451}}^1$

素因数の和:270467

約数の個数: 40

約数和(自身を含む): 201216288

約数和(自身を除く): 136308048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 270451, 540902, 811353, 1081804, 1352255, 1622706, 2163608, 2704510, 3245412, 4056765, 4327216, 5409020, 6490824, 8113530, 10818040, 12981648, 16227060, 21636080, 32454120, 64908240]

約数ペア:

[(1, 64908240), (2, 32454120), (3, 21636080), (4, 16227060), (5, 12981648), (6, 10818040), (8, 8113530), (10, 6490824), (12, 5409020), (15, 4327216), (16, 4056765), (20, 3245412), (24, 2704510), (30, 2163608), (40, 1622706), (48, 1352255), (60, 1081804), (80, 811353), (120, 540902), (240, 270451)]