238204440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{661679}}^1$

素因数の和:661696

約数の個数: 48

約数和(自身を含む): 774165600

約数和(自身を除く): 535961160

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, 661679, 1323358, 1985037, 2646716, 3308395, 3970074, 5293432, 5955111, 6616790, 7940148, 9925185, 11910222, 13233580, 15880296, 19850370, 23820444, 26467160, 29775555, 39700740, 47640888, 59551110, 79401480, 119102220, 238204440]

約数ペア:

[(1, 238204440), (2, 119102220), (3, 79401480), (4, 59551110), (5, 47640888), (6, 39700740), (8, 29775555), (9, 26467160), (10, 23820444), (12, 19850370), (15, 15880296), (18, 13233580), (20, 11910222), (24, 9925185), (30, 7940148), (36, 6616790), (40, 5955111), (45, 5293432), (60, 3970074), (72, 3308395), (90, 2646716), (120, 1985037), (180, 1323358), (360, 661679)]