268520980

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{3011}}^1$

素因数の和:3054

約数の個数: 96

約数和(自身を含む): 708422400

約数和(自身を除く): 439901420

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 343, 364, 455, 490, 637, 686, 910, 980, 1274, 1372, 1715, 1820, 2548, 3011, 3185, 3430, 4459, 6022, 6370, 6860, 8918, 12044, 12740, 15055, 17836, 21077, 22295, 30110, 39143, 42154, 44590, 60220, 78286, 84308, 89180, 105385, 147539, 156572, 195715, 210770, 274001, 295078, 391430, 421540, 548002, 590156, 737695, 782860, 1032773, 1096004, 1370005, 1475390, 1918007, 2065546, 2740010, 2950780, 3836014, 4131092, 5163865, 5480020, 7672028, 9590035, 10327730, 13426049, 19180070, 20655460, 26852098, 38360140, 53704196, 67130245, 134260490, 268520980]

約数ペア:

[(1, 268520980), (2, 134260490), (4, 67130245), (5, 53704196), (7, 38360140), (10, 26852098), (13, 20655460), (14, 19180070), (20, 13426049), (26, 10327730), (28, 9590035), (35, 7672028), (49, 5480020), (52, 5163865), (65, 4131092), (70, 3836014), (91, 2950780), (98, 2740010), (130, 2065546), (140, 1918007), (182, 1475390), (196, 1370005), (245, 1096004), (260, 1032773), (343, 782860), (364, 737695), (455, 590156), (490, 548002), (637, 421540), (686, 391430), (910, 295078), (980, 274001), (1274, 210770), (1372, 195715), (1715, 156572), (1820, 147539), (2548, 105385), (3011, 89180), (3185, 84308), (3430, 78286), (4459, 60220), (6022, 44590), (6370, 42154), (6860, 39143), (8918, 30110), (12044, 22295), (12740, 21077), (15055, 17836)]