30369520

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:298

約数の個数: 80

約数和(自身を含む): 74245248

約数和(自身を除く): 43875728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 47, 80, 82, 94, 164, 188, 197, 205, 235, 328, 376, 394, 410, 470, 656, 752, 788, 820, 940, 985, 1576, 1640, 1880, 1927, 1970, 3152, 3280, 3760, 3854, 3940, 7708, 7880, 8077, 9259, 9635, 15416, 15760, 16154, 18518, 19270, 30832, 32308, 37036, 38540, 40385, 46295, 64616, 74072, 77080, 80770, 92590, 129232, 148144, 154160, 161540, 185180, 323080, 370360, 379619, 646160, 740720, 759238, 1518476, 1898095, 3036952, 3796190, 6073904, 7592380, 15184760, 30369520]

約数ペア:

[(1, 30369520), (2, 15184760), (4, 7592380), (5, 6073904), (8, 3796190), (10, 3036952), (16, 1898095), (20, 1518476), (40, 759238), (41, 740720), (47, 646160), (80, 379619), (82, 370360), (94, 323080), (164, 185180), (188, 161540), (197, 154160), (205, 148144), (235, 129232), (328, 92590), (376, 80770), (394, 77080), (410, 74072), (470, 64616), (656, 46295), (752, 40385), (788, 38540), (820, 37036), (940, 32308), (985, 30832), (1576, 19270), (1640, 18518), (1880, 16154), (1927, 15760), (1970, 15416), (3152, 9635), (3280, 9259), (3760, 8077), (3854, 7880), (3940, 7708)]