289317660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{19211}}^1$

素因数の和:19474

約数の個数: 48

約数和(自身を含む): 813359232

約数和(自身を除く): 524041572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 251, 502, 753, 1004, 1255, 1506, 2510, 3012, 3765, 5020, 7530, 15060, 19211, 38422, 57633, 76844, 96055, 115266, 192110, 230532, 288165, 384220, 576330, 1152660, 4821961, 9643922, 14465883, 19287844, 24109805, 28931766, 48219610, 57863532, 72329415, 96439220, 144658830, 289317660]

約数ペア:

[(1, 289317660), (2, 144658830), (3, 96439220), (4, 72329415), (5, 57863532), (6, 48219610), (10, 28931766), (12, 24109805), (15, 19287844), (20, 14465883), (30, 9643922), (60, 4821961), (251, 1152660), (502, 576330), (753, 384220), (1004, 288165), (1255, 230532), (1506, 192110), (2510, 115266), (3012, 96055), (3765, 76844), (5020, 57633), (7530, 38422), (15060, 19211)]