205738140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{17231}}^1$

素因数の和:17442

約数の個数: 48

約数和(自身を含む): 578995200

約数和(自身を除く): 373257060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 199, 398, 597, 796, 995, 1194, 1990, 2388, 2985, 3980, 5970, 11940, 17231, 34462, 51693, 68924, 86155, 103386, 172310, 206772, 258465, 344620, 516930, 1033860, 3428969, 6857938, 10286907, 13715876, 17144845, 20573814, 34289690, 41147628, 51434535, 68579380, 102869070, 205738140]

約数ペア:

[(1, 205738140), (2, 102869070), (3, 68579380), (4, 51434535), (5, 41147628), (6, 34289690), (10, 20573814), (12, 17144845), (15, 13715876), (20, 10286907), (30, 6857938), (60, 3428969), (199, 1033860), (398, 516930), (597, 344620), (796, 258465), (995, 206772), (1194, 172310), (1990, 103386), (2388, 86155), (2985, 68924), (3980, 51693), (5970, 34462), (11940, 17231)]