818536440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{70321}}^1$

素因数の和:70432

約数の個数: 64

約数和(自身を含む): 2480960160

約数和(自身を除く): 1662423720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 291, 388, 485, 582, 776, 970, 1164, 1455, 1940, 2328, 2910, 3880, 5820, 11640, 70321, 140642, 210963, 281284, 351605, 421926, 562568, 703210, 843852, 1054815, 1406420, 1687704, 2109630, 2812840, 4219260, 6821137, 8438520, 13642274, 20463411, 27284548, 34105685, 40926822, 54569096, 68211370, 81853644, 102317055, 136422740, 163707288, 204634110, 272845480, 409268220, 818536440]

約数ペア:

[(1, 818536440), (2, 409268220), (3, 272845480), (4, 204634110), (5, 163707288), (6, 136422740), (8, 102317055), (10, 81853644), (12, 68211370), (15, 54569096), (20, 40926822), (24, 34105685), (30, 27284548), (40, 20463411), (60, 13642274), (97, 8438520), (120, 6821137), (194, 4219260), (291, 2812840), (388, 2109630), (485, 1687704), (582, 1406420), (776, 1054815), (970, 843852), (1164, 703210), (1455, 562568), (1940, 421926), (2328, 351605), (2910, 281284), (3880, 210963), (5820, 140642), (11640, 70321)]