320126060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{8179}}^1$

素因数の和:8310

約数の個数: 48

約数和(自身を含む): 714604800

約数和(自身を除く): 394478740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 103, 190, 206, 380, 412, 515, 1030, 1957, 2060, 3914, 7828, 8179, 9785, 16358, 19570, 32716, 39140, 40895, 81790, 155401, 163580, 310802, 621604, 777005, 842437, 1554010, 1684874, 3108020, 3369748, 4212185, 8424370, 16006303, 16848740, 32012606, 64025212, 80031515, 160063030, 320126060]

約数ペア:

[(1, 320126060), (2, 160063030), (4, 80031515), (5, 64025212), (10, 32012606), (19, 16848740), (20, 16006303), (38, 8424370), (76, 4212185), (95, 3369748), (103, 3108020), (190, 1684874), (206, 1554010), (380, 842437), (412, 777005), (515, 621604), (1030, 310802), (1957, 163580), (2060, 155401), (3914, 81790), (7828, 40895), (8179, 39140), (9785, 32716), (16358, 19570)]