208589400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{115883}}^1$

素因数の和:115905

約数の個数: 72

約数和(自身を含む): 700518780

約数和(自身を除く): 491929380

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800, 115883, 231766, 347649, 463532, 579415, 695298, 927064, 1042947, 1158830, 1390596, 1738245, 2085894, 2317660, 2781192, 2897075, 3476490, 4171788, 4635320, 5214735, 5794150, 6952980, 8343576, 8691225, 10429470, 11588300, 13905960, 17382450, 20858940, 23176600, 26073675, 34764900, 41717880, 52147350, 69529800, 104294700, 208589400]

約数ペア:

[(1, 208589400), (2, 104294700), (3, 69529800), (4, 52147350), (5, 41717880), (6, 34764900), (8, 26073675), (9, 23176600), (10, 20858940), (12, 17382450), (15, 13905960), (18, 11588300), (20, 10429470), (24, 8691225), (25, 8343576), (30, 6952980), (36, 5794150), (40, 5214735), (45, 4635320), (50, 4171788), (60, 3476490), (72, 2897075), (75, 2781192), (90, 2317660), (100, 2085894), (120, 1738245), (150, 1390596), (180, 1158830), (200, 1042947), (225, 927064), (300, 695298), (360, 579415), (450, 463532), (600, 347649), (900, 231766), (1800, 115883)]