78905992240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{343787}}^1$

素因数の和:343970

約数の個数: 80

約数和(自身を含む): 194391486720

約数和(自身を除く): 115485494480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 151, 152, 190, 302, 304, 380, 604, 755, 760, 1208, 1510, 1520, 2416, 2869, 3020, 5738, 6040, 11476, 12080, 14345, 22952, 28690, 45904, 57380, 114760, 229520, 343787, 687574, 1375148, 1718935, 2750296, 3437870, 5500592, 6531953, 6875740, 13063906, 13751480, 26127812, 27502960, 32659765, 51911837, 52255624, 65319530, 103823674, 104511248, 130639060, 207647348, 259559185, 261278120, 415294696, 519118370, 522556240, 830589392, 986324903, 1038236740, 1972649806, 2076473480, 3945299612, 4152946960, 4931624515, 7890599224, 9863249030, 15781198448, 19726498060, 39452996120, 78905992240]

約数ペア:

[(1, 78905992240), (2, 39452996120), (4, 19726498060), (5, 15781198448), (8, 9863249030), (10, 7890599224), (16, 4931624515), (19, 4152946960), (20, 3945299612), (38, 2076473480), (40, 1972649806), (76, 1038236740), (80, 986324903), (95, 830589392), (151, 522556240), (152, 519118370), (190, 415294696), (302, 261278120), (304, 259559185), (380, 207647348), (604, 130639060), (755, 104511248), (760, 103823674), (1208, 65319530), (1510, 52255624), (1520, 51911837), (2416, 32659765), (2869, 27502960), (3020, 26127812), (5738, 13751480), (6040, 13063906), (11476, 6875740), (12080, 6531953), (14345, 5500592), (22952, 3437870), (28690, 2750296), (45904, 1718935), (57380, 1375148), (114760, 687574), (229520, 343787)]