218840040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{607889}}^1$

素因数の和:607906

約数の個数: 48

約数和(自身を含む): 711231300

約数和(自身を除く): 492391260

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 607889, 1215778, 1823667, 2431556, 3039445, 3647334, 4863112, 5471001, 6078890, 7294668, 9118335, 10942002, 12157780, 14589336, 18236670, 21884004, 24315560, 27355005, 36473340, 43768008, 54710010, 72946680, 109420020, 218840040]

約数ペア:

[(1, 218840040), (2, 109420020), (3, 72946680), (4, 54710010), (5, 43768008), (6, 36473340), (8, 27355005), (9, 24315560), (10, 21884004), (12, 18236670), (15, 14589336), (18, 12157780), (20, 10942002), (24, 9118335), (30, 7294668), (36, 6078890), (40, 5471001), (45, 4863112), (60, 3647334), (72, 3039445), (90, 2431556), (120, 1823667), (180, 1215778), (360, 607889)]