209068222140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1806361}}^1$

素因数の和:1807019

約数の個数: 72

約数和(自身を含む): 635160231888

約数和(自身を除く): 426092009748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 643, 1286, 1929, 2572, 3215, 3858, 5787, 6430, 7716, 9645, 11574, 12860, 19290, 23148, 28935, 38580, 57870, 115740, 1806361, 3612722, 5419083, 7225444, 9031805, 10838166, 16257249, 18063610, 21676332, 27095415, 32514498, 36127220, 54190830, 65028996, 81286245, 108381660, 162572490, 325144980, 1161490123, 2322980246, 3484470369, 4645960492, 5807450615, 6968940738, 10453411107, 11614901230, 13937881476, 17422351845, 20906822214, 23229802460, 34844703690, 41813644428, 52267055535, 69689407380, 104534111070, 209068222140]

約数ペア:

[(1, 209068222140), (2, 104534111070), (3, 69689407380), (4, 52267055535), (5, 41813644428), (6, 34844703690), (9, 23229802460), (10, 20906822214), (12, 17422351845), (15, 13937881476), (18, 11614901230), (20, 10453411107), (30, 6968940738), (36, 5807450615), (45, 4645960492), (60, 3484470369), (90, 2322980246), (180, 1161490123), (643, 325144980), (1286, 162572490), (1929, 108381660), (2572, 81286245), (3215, 65028996), (3858, 54190830), (5787, 36127220), (6430, 32514498), (7716, 27095415), (9645, 21676332), (11574, 18063610), (12860, 16257249), (19290, 10838166), (23148, 9031805), (28935, 7225444), (38580, 5419083), (57870, 3612722), (115740, 1806361)]