205205940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1801}}^1$

素因数の和:2030

約数の個数: 96

約数和(自身を含む): 641800320

約数和(自身を除く): 436594380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 211, 270, 422, 540, 633, 844, 1055, 1266, 1801, 1899, 2110, 2532, 3165, 3602, 3798, 4220, 5403, 5697, 6330, 7204, 7596, 9005, 9495, 10806, 11394, 12660, 16209, 18010, 18990, 21612, 22788, 27015, 28485, 32418, 36020, 37980, 48627, 54030, 56970, 64836, 81045, 97254, 108060, 113940, 162090, 194508, 243135, 324180, 380011, 486270, 760022, 972540, 1140033, 1520044, 1900055, 2280066, 3420099, 3800110, 4560132, 5700165, 6840198, 7600220, 10260297, 11400330, 13680396, 17100495, 20520594, 22800660, 34200990, 41041188, 51301485, 68401980, 102602970, 205205940]

約数ペア:

[(1, 205205940), (2, 102602970), (3, 68401980), (4, 51301485), (5, 41041188), (6, 34200990), (9, 22800660), (10, 20520594), (12, 17100495), (15, 13680396), (18, 11400330), (20, 10260297), (27, 7600220), (30, 6840198), (36, 5700165), (45, 4560132), (54, 3800110), (60, 3420099), (90, 2280066), (108, 1900055), (135, 1520044), (180, 1140033), (211, 972540), (270, 760022), (422, 486270), (540, 380011), (633, 324180), (844, 243135), (1055, 194508), (1266, 162090), (1801, 113940), (1899, 108060), (2110, 97254), (2532, 81045), (3165, 64836), (3602, 56970), (3798, 54030), (4220, 48627), (5403, 37980), (5697, 36020), (6330, 32418), (7204, 28485), (7596, 27015), (9005, 22788), (9495, 21612), (10806, 18990), (11394, 18010), (12660, 16209)]