205300620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{162937}}^1$

素因数の和:162959

約数の個数: 72

約数和(自身を含む): 711713184

約数和(自身を除く): 506412564

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 162937, 325874, 488811, 651748, 814685, 977622, 1140559, 1466433, 1629370, 1955244, 2281118, 2444055, 2932866, 3258740, 3421677, 4562236, 4888110, 5702795, 5865732, 6843354, 7332165, 9776220, 10265031, 11405590, 13686708, 14664330, 17108385, 20530062, 22811180, 29328660, 34216770, 41060124, 51325155, 68433540, 102650310, 205300620]

約数ペア:

[(1, 205300620), (2, 102650310), (3, 68433540), (4, 51325155), (5, 41060124), (6, 34216770), (7, 29328660), (9, 22811180), (10, 20530062), (12, 17108385), (14, 14664330), (15, 13686708), (18, 11405590), (20, 10265031), (21, 9776220), (28, 7332165), (30, 6843354), (35, 5865732), (36, 5702795), (42, 4888110), (45, 4562236), (60, 3421677), (63, 3258740), (70, 2932866), (84, 2444055), (90, 2281118), (105, 1955244), (126, 1629370), (140, 1466433), (180, 1140559), (210, 977622), (252, 814685), (315, 651748), (420, 488811), (630, 325874), (1260, 162937)]