71787960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{199411}}^1$

素因数の和:199428

約数の個数: 48

約数和(自身を含む): 233312040

約数和(自身を除く): 161524080

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, 199411, 398822, 598233, 797644, 997055, 1196466, 1595288, 1794699, 1994110, 2392932, 2991165, 3589398, 3988220, 4785864, 5982330, 7178796, 7976440, 8973495, 11964660, 14357592, 17946990, 23929320, 35893980, 71787960]

約数ペア:

[(1, 71787960), (2, 35893980), (3, 23929320), (4, 17946990), (5, 14357592), (6, 11964660), (8, 8973495), (9, 7976440), (10, 7178796), (12, 5982330), (15, 4785864), (18, 3988220), (20, 3589398), (24, 2991165), (30, 2392932), (36, 1994110), (40, 1794699), (45, 1595288), (60, 1196466), (72, 997055), (90, 797644), (120, 598233), (180, 398822), (360, 199411)]