255864780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1421471}}^1$

素因数の和:1421486

約数の個数: 36

約数和(自身を含む): 776123712

約数和(自身を除く): 520258932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1421471, 2842942, 4264413, 5685884, 7107355, 8528826, 12793239, 14214710, 17057652, 21322065, 25586478, 28429420, 42644130, 51172956, 63966195, 85288260, 127932390, 255864780]

約数ペア:

[(1, 255864780), (2, 127932390), (3, 85288260), (4, 63966195), (5, 51172956), (6, 42644130), (9, 28429420), (10, 25586478), (12, 21322065), (15, 17057652), (18, 14214710), (20, 12793239), (30, 8528826), (36, 7107355), (45, 5685884), (60, 4264413), (90, 2842942), (180, 1421471)]