290799520

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1301}}^1$

素因数の和:1454

約数の個数: 96

約数和(自身を含む): 755951616

約数和(自身を除く): 465152096

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 127, 160, 176, 220, 254, 352, 440, 508, 635, 880, 1016, 1270, 1301, 1397, 1760, 2032, 2540, 2602, 2794, 4064, 5080, 5204, 5588, 6505, 6985, 10160, 10408, 11176, 13010, 13970, 14311, 20320, 20816, 22352, 26020, 27940, 28622, 41632, 44704, 52040, 55880, 57244, 71555, 104080, 111760, 114488, 143110, 165227, 208160, 223520, 228976, 286220, 330454, 457952, 572440, 660908, 826135, 1144880, 1321816, 1652270, 1817497, 2289760, 2643632, 3304540, 3634994, 5287264, 6609080, 7269988, 9087485, 13218160, 14539976, 18174970, 26436320, 29079952, 36349940, 58159904, 72699880, 145399760, 290799520]

約数ペア:

[(1, 290799520), (2, 145399760), (4, 72699880), (5, 58159904), (8, 36349940), (10, 29079952), (11, 26436320), (16, 18174970), (20, 14539976), (22, 13218160), (32, 9087485), (40, 7269988), (44, 6609080), (55, 5287264), (80, 3634994), (88, 3304540), (110, 2643632), (127, 2289760), (160, 1817497), (176, 1652270), (220, 1321816), (254, 1144880), (352, 826135), (440, 660908), (508, 572440), (635, 457952), (880, 330454), (1016, 286220), (1270, 228976), (1301, 223520), (1397, 208160), (1760, 165227), (2032, 143110), (2540, 114488), (2602, 111760), (2794, 104080), (4064, 71555), (5080, 57244), (5204, 55880), (5588, 52040), (6505, 44704), (6985, 41632), (10160, 28622), (10408, 27940), (11176, 26020), (13010, 22352), (13970, 20816), (14311, 20320)]