208297980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11689}}^1$

素因数の和:11721

約数の個数: 120

約数和(自身を含む): 712902960

約数和(自身を除く): 504604980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 132, 135, 162, 165, 180, 198, 220, 270, 297, 324, 330, 396, 405, 495, 540, 594, 660, 810, 891, 990, 1188, 1485, 1620, 1782, 1980, 2970, 3564, 4455, 5940, 8910, 11689, 17820, 23378, 35067, 46756, 58445, 70134, 105201, 116890, 128579, 140268, 175335, 210402, 233780, 257158, 315603, 350670, 385737, 420804, 514316, 526005, 631206, 642895, 701340, 771474, 946809, 1052010, 1157211, 1262412, 1285790, 1542948, 1578015, 1893618, 1928685, 2104020, 2314422, 2571580, 3156030, 3471633, 3787236, 3857370, 4628844, 4734045, 5786055, 6312060, 6943266, 7714740, 9468090, 10414899, 11572110, 13886532, 17358165, 18936180, 20829798, 23144220, 34716330, 41659596, 52074495, 69432660, 104148990, 208297980]

約数ペア:

[(1, 208297980), (2, 104148990), (3, 69432660), (4, 52074495), (5, 41659596), (6, 34716330), (9, 23144220), (10, 20829798), (11, 18936180), (12, 17358165), (15, 13886532), (18, 11572110), (20, 10414899), (22, 9468090), (27, 7714740), (30, 6943266), (33, 6312060), (36, 5786055), (44, 4734045), (45, 4628844), (54, 3857370), (55, 3787236), (60, 3471633), (66, 3156030), (81, 2571580), (90, 2314422), (99, 2104020), (108, 1928685), (110, 1893618), (132, 1578015), (135, 1542948), (162, 1285790), (165, 1262412), (180, 1157211), (198, 1052010), (220, 946809), (270, 771474), (297, 701340), (324, 642895), (330, 631206), (396, 526005), (405, 514316), (495, 420804), (540, 385737), (594, 350670), (660, 315603), (810, 257158), (891, 233780), (990, 210402), (1188, 175335), (1485, 140268), (1620, 128579), (1782, 116890), (1980, 105201), (2970, 70134), (3564, 58445), (4455, 46756), (5940, 35067), (8910, 23378), (11689, 17820)]