206688580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{64189}}^1$

素因数の和:64228

約数の個数: 48

約数和(自身を含む): 517628160

約数和(自身を除く): 310939580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 64189, 128378, 256756, 320945, 449323, 641890, 898646, 1283780, 1476347, 1797292, 2246615, 2952694, 4493230, 5905388, 7381735, 8986460, 10334429, 14763470, 20668858, 29526940, 41337716, 51672145, 103344290, 206688580]

約数ペア:

[(1, 206688580), (2, 103344290), (4, 51672145), (5, 41337716), (7, 29526940), (10, 20668858), (14, 14763470), (20, 10334429), (23, 8986460), (28, 7381735), (35, 5905388), (46, 4493230), (70, 2952694), (92, 2246615), (115, 1797292), (140, 1476347), (161, 1283780), (230, 898646), (322, 641890), (460, 449323), (644, 320945), (805, 256756), (1610, 128378), (3220, 64189)]