290306586

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{919}}^1$

素因数の和:1123

約数の個数: 64

約数和(自身を含む): 651801600

約数和(自身を除く): 361495014

約数列:

[1, 2, 3, 6, 17, 19, 34, 38, 51, 57, 102, 114, 163, 323, 326, 489, 646, 919, 969, 978, 1838, 1938, 2757, 2771, 3097, 5514, 5542, 6194, 8313, 9291, 15623, 16626, 17461, 18582, 31246, 34922, 46869, 52383, 52649, 93738, 104766, 105298, 149797, 157947, 296837, 299594, 315894, 449391, 593674, 890511, 898782, 1781022, 2546549, 2846143, 5093098, 5692286, 7639647, 8538429, 15279294, 17076858, 48384431, 96768862, 145153293, 290306586]

約数ペア:

[(1, 290306586), (2, 145153293), (3, 96768862), (6, 48384431), (17, 17076858), (19, 15279294), (34, 8538429), (38, 7639647), (51, 5692286), (57, 5093098), (102, 2846143), (114, 2546549), (163, 1781022), (323, 898782), (326, 890511), (489, 593674), (646, 449391), (919, 315894), (969, 299594), (978, 296837), (1838, 157947), (1938, 149797), (2757, 105298), (2771, 104766), (3097, 93738), (5514, 52649), (5542, 52383), (6194, 46869), (8313, 34922), (9291, 31246), (15623, 18582), (16626, 17461)]