189011840

素因数分解:

$2^7\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1051}}^1$

素因数の和:1351

約数の個数: 64

約数和(自身を含む): 453895920

約数和(自身を除く): 264884080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 281, 320, 562, 640, 1051, 1124, 1405, 2102, 2248, 2810, 4204, 4496, 5255, 5620, 8408, 8992, 10510, 11240, 16816, 17984, 21020, 22480, 33632, 35968, 42040, 44960, 67264, 84080, 89920, 134528, 168160, 179840, 295331, 336320, 590662, 672640, 1181324, 1476655, 2362648, 2953310, 4725296, 5906620, 9450592, 11813240, 18901184, 23626480, 37802368, 47252960, 94505920, 189011840]

約数ペア:

[(1, 189011840), (2, 94505920), (4, 47252960), (5, 37802368), (8, 23626480), (10, 18901184), (16, 11813240), (20, 9450592), (32, 5906620), (40, 4725296), (64, 2953310), (80, 2362648), (128, 1476655), (160, 1181324), (281, 672640), (320, 590662), (562, 336320), (640, 295331), (1051, 179840), (1124, 168160), (1405, 134528), (2102, 89920), (2248, 84080), (2810, 67264), (4204, 44960), (4496, 42040), (5255, 35968), (5620, 33632), (8408, 22480), (8992, 21020), (10510, 17984), (11240, 16816)]