337677440

素因数分解:

$2^7\times 5^1\times {\mathrm{257}}^1\times {\mathrm{2053}}^1$

素因数の和:2329

約数の個数: 64

約数和(自身を含む): 810795960

約数和(自身を除く): 473118520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 257, 320, 514, 640, 1028, 1285, 2053, 2056, 2570, 4106, 4112, 5140, 8212, 8224, 10265, 10280, 16424, 16448, 20530, 20560, 32848, 32896, 41060, 41120, 65696, 82120, 82240, 131392, 164240, 164480, 262784, 328480, 527621, 656960, 1055242, 1313920, 2110484, 2638105, 4220968, 5276210, 8441936, 10552420, 16883872, 21104840, 33767744, 42209680, 67535488, 84419360, 168838720, 337677440]

約数ペア:

[(1, 337677440), (2, 168838720), (4, 84419360), (5, 67535488), (8, 42209680), (10, 33767744), (16, 21104840), (20, 16883872), (32, 10552420), (40, 8441936), (64, 5276210), (80, 4220968), (128, 2638105), (160, 2110484), (257, 1313920), (320, 1055242), (514, 656960), (640, 527621), (1028, 328480), (1285, 262784), (2053, 164480), (2056, 164240), (2570, 131392), (4106, 82240), (4112, 82120), (5140, 65696), (8212, 41120), (8224, 41060), (10265, 32896), (10280, 32848), (16424, 20560), (16448, 20530)]