205880688

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1549}}^1$

素因数の和:1647

約数の個数: 120

約数和(自身を含む): 629647200

約数和(自身を除く): 423766512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 71, 72, 78, 104, 117, 142, 144, 156, 208, 213, 234, 284, 312, 426, 468, 568, 624, 639, 852, 923, 936, 1136, 1278, 1549, 1704, 1846, 1872, 2556, 2769, 3098, 3408, 3692, 4647, 5112, 5538, 6196, 7384, 8307, 9294, 10224, 11076, 12392, 13941, 14768, 16614, 18588, 20137, 22152, 24784, 27882, 33228, 37176, 40274, 44304, 55764, 60411, 66456, 74352, 80548, 109979, 111528, 120822, 132912, 161096, 181233, 219958, 223056, 241644, 322192, 329937, 362466, 439916, 483288, 659874, 724932, 879832, 966576, 989811, 1319748, 1429727, 1449864, 1759664, 1979622, 2639496, 2859454, 2899728, 3959244, 4289181, 5278992, 5718908, 7918488, 8578362, 11437816, 12867543, 15836976, 17156724, 22875632, 25735086, 34313448, 51470172, 68626896, 102940344, 205880688]

約数ペア:

[(1, 205880688), (2, 102940344), (3, 68626896), (4, 51470172), (6, 34313448), (8, 25735086), (9, 22875632), (12, 17156724), (13, 15836976), (16, 12867543), (18, 11437816), (24, 8578362), (26, 7918488), (36, 5718908), (39, 5278992), (48, 4289181), (52, 3959244), (71, 2899728), (72, 2859454), (78, 2639496), (104, 1979622), (117, 1759664), (142, 1449864), (144, 1429727), (156, 1319748), (208, 989811), (213, 966576), (234, 879832), (284, 724932), (312, 659874), (426, 483288), (468, 439916), (568, 362466), (624, 329937), (639, 322192), (852, 241644), (923, 223056), (936, 219958), (1136, 181233), (1278, 161096), (1549, 132912), (1704, 120822), (1846, 111528), (1872, 109979), (2556, 80548), (2769, 74352), (3098, 66456), (3408, 60411), (3692, 55764), (4647, 44304), (5112, 40274), (5538, 37176), (6196, 33228), (7384, 27882), (8307, 24784), (9294, 22152), (10224, 20137), (11076, 18588), (12392, 16614), (13941, 14768)]