187382380

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:343

約数の個数: 72

約数和(自身を含む): 418068000

約数和(自身を除く): 230685620

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 89, 92, 115, 178, 199, 230, 356, 398, 445, 460, 529, 796, 890, 995, 1058, 1780, 1990, 2047, 2116, 2645, 3980, 4094, 4577, 5290, 8188, 9154, 10235, 10580, 17711, 18308, 20470, 22885, 35422, 40940, 45770, 47081, 70844, 88555, 91540, 94162, 105271, 177110, 188324, 210542, 235405, 354220, 407353, 421084, 470810, 526355, 814706, 941620, 1052710, 1629412, 2036765, 2105420, 4073530, 8147060, 9369119, 18738238, 37476476, 46845595, 93691190, 187382380]

約数ペア:

[(1, 187382380), (2, 93691190), (4, 46845595), (5, 37476476), (10, 18738238), (20, 9369119), (23, 8147060), (46, 4073530), (89, 2105420), (92, 2036765), (115, 1629412), (178, 1052710), (199, 941620), (230, 814706), (356, 526355), (398, 470810), (445, 421084), (460, 407353), (529, 354220), (796, 235405), (890, 210542), (995, 188324), (1058, 177110), (1780, 105271), (1990, 94162), (2047, 91540), (2116, 88555), (2645, 70844), (3980, 47081), (4094, 45770), (4577, 40940), (5290, 35422), (8188, 22885), (9154, 20470), (10235, 18308), (10580, 17711)]