220040280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2579}}^1$

素因数の和:2678

約数の個数: 128

約数和(自身を含む): 743040000

約数和(自身を除く): 522999720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 79, 90, 108, 120, 135, 158, 180, 216, 237, 270, 316, 360, 395, 474, 540, 632, 711, 790, 948, 1080, 1185, 1422, 1580, 1896, 2133, 2370, 2579, 2844, 3160, 3555, 4266, 4740, 5158, 5688, 7110, 7737, 8532, 9480, 10316, 10665, 12895, 14220, 15474, 17064, 20632, 21330, 23211, 25790, 28440, 30948, 38685, 42660, 46422, 51580, 61896, 69633, 77370, 85320, 92844, 103160, 116055, 139266, 154740, 185688, 203741, 232110, 278532, 309480, 348165, 407482, 464220, 557064, 611223, 696330, 814964, 928440, 1018705, 1222446, 1392660, 1629928, 1833669, 2037410, 2444892, 2785320, 3056115, 3667338, 4074820, 4889784, 5501007, 6112230, 7334676, 8149640, 9168345, 11002014, 12224460, 14669352, 18336690, 22004028, 24448920, 27505035, 36673380, 44008056, 55010070, 73346760, 110020140, 220040280]

約数ペア:

[(1, 220040280), (2, 110020140), (3, 73346760), (4, 55010070), (5, 44008056), (6, 36673380), (8, 27505035), (9, 24448920), (10, 22004028), (12, 18336690), (15, 14669352), (18, 12224460), (20, 11002014), (24, 9168345), (27, 8149640), (30, 7334676), (36, 6112230), (40, 5501007), (45, 4889784), (54, 4074820), (60, 3667338), (72, 3056115), (79, 2785320), (90, 2444892), (108, 2037410), (120, 1833669), (135, 1629928), (158, 1392660), (180, 1222446), (216, 1018705), (237, 928440), (270, 814964), (316, 696330), (360, 611223), (395, 557064), (474, 464220), (540, 407482), (632, 348165), (711, 309480), (790, 278532), (948, 232110), (1080, 203741), (1185, 185688), (1422, 154740), (1580, 139266), (1896, 116055), (2133, 103160), (2370, 92844), (2579, 85320), (2844, 77370), (3160, 69633), (3555, 61896), (4266, 51580), (4740, 46422), (5158, 42660), (5688, 38685), (7110, 30948), (7737, 28440), (8532, 25790), (9480, 23211), (10316, 21330), (10665, 20632), (12895, 17064), (14220, 15474)]