263269160

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{12211}}^1$

素因数の和:12247

約数の個数: 96

約数和(自身を含む): 751770720

約数和(自身を除く): 488501560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 140, 154, 196, 220, 245, 280, 308, 385, 392, 440, 490, 539, 616, 770, 980, 1078, 1540, 1960, 2156, 2695, 3080, 4312, 5390, 10780, 12211, 21560, 24422, 48844, 61055, 85477, 97688, 122110, 134321, 170954, 244220, 268642, 341908, 427385, 488440, 537284, 598339, 671605, 683816, 854770, 940247, 1074568, 1196678, 1343210, 1709540, 1880494, 2393356, 2686420, 2991695, 3419080, 3760988, 4701235, 4786712, 5372840, 5983390, 6581729, 7521976, 9402470, 11966780, 13163458, 18804940, 23933560, 26326916, 32908645, 37609880, 52653832, 65817290, 131634580, 263269160]

約数ペア:

[(1, 263269160), (2, 131634580), (4, 65817290), (5, 52653832), (7, 37609880), (8, 32908645), (10, 26326916), (11, 23933560), (14, 18804940), (20, 13163458), (22, 11966780), (28, 9402470), (35, 7521976), (40, 6581729), (44, 5983390), (49, 5372840), (55, 4786712), (56, 4701235), (70, 3760988), (77, 3419080), (88, 2991695), (98, 2686420), (110, 2393356), (140, 1880494), (154, 1709540), (196, 1343210), (220, 1196678), (245, 1074568), (280, 940247), (308, 854770), (385, 683816), (392, 671605), (440, 598339), (490, 537284), (539, 488440), (616, 427385), (770, 341908), (980, 268642), (1078, 244220), (1540, 170954), (1960, 134321), (2156, 122110), (2695, 97688), (3080, 85477), (4312, 61055), (5390, 48844), (10780, 24422), (12211, 21560)]