212547720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23003}}^1$

素因数の和:23035

約数の個数: 128

約数和(自身を含む): 795018240

約数和(自身を除く): 582470520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1848, 2310, 3080, 4620, 9240, 23003, 46006, 69009, 92012, 115015, 138018, 161021, 184024, 230030, 253033, 276036, 322042, 345045, 460060, 483063, 506066, 552072, 644084, 690090, 759099, 805105, 920120, 966126, 1012132, 1265165, 1288168, 1380180, 1518198, 1610210, 1771231, 1932252, 2024264, 2415315, 2530330, 2760360, 3036396, 3220420, 3542462, 3795495, 3864504, 4830630, 5060660, 5313693, 6072792, 6440840, 7084924, 7590990, 8856155, 9661260, 10121320, 10627386, 14169848, 15181980, 17712310, 19322520, 21254772, 26568465, 30363960, 35424620, 42509544, 53136930, 70849240, 106273860, 212547720]

約数ペア:

[(1, 212547720), (2, 106273860), (3, 70849240), (4, 53136930), (5, 42509544), (6, 35424620), (7, 30363960), (8, 26568465), (10, 21254772), (11, 19322520), (12, 17712310), (14, 15181980), (15, 14169848), (20, 10627386), (21, 10121320), (22, 9661260), (24, 8856155), (28, 7590990), (30, 7084924), (33, 6440840), (35, 6072792), (40, 5313693), (42, 5060660), (44, 4830630), (55, 3864504), (56, 3795495), (60, 3542462), (66, 3220420), (70, 3036396), (77, 2760360), (84, 2530330), (88, 2415315), (105, 2024264), (110, 1932252), (120, 1771231), (132, 1610210), (140, 1518198), (154, 1380180), (165, 1288168), (168, 1265165), (210, 1012132), (220, 966126), (231, 920120), (264, 805105), (280, 759099), (308, 690090), (330, 644084), (385, 552072), (420, 506066), (440, 483063), (462, 460060), (616, 345045), (660, 322042), (770, 276036), (840, 253033), (924, 230030), (1155, 184024), (1320, 161021), (1540, 138018), (1848, 115015), (2310, 92012), (3080, 69009), (4620, 46006), (9240, 23003)]