90978660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{509}}^1$

素因数の和:858

約数の個数: 96

約数和(自身を含む): 284457600

約数和(自身を除く): 193478940

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, 270, 331, 509, 540, 662, 993, 1018, 1324, 1527, 1655, 1986, 2036, 2545, 2979, 3054, 3310, 3972, 4581, 4965, 5090, 5958, 6108, 6620, 7635, 8937, 9162, 9930, 10180, 11916, 13743, 14895, 15270, 17874, 18324, 19860, 22905, 27486, 29790, 30540, 35748, 44685, 45810, 54972, 59580, 68715, 89370, 91620, 137430, 168479, 178740, 274860, 336958, 505437, 673916, 842395, 1010874, 1516311, 1684790, 2021748, 2527185, 3032622, 3369580, 4548933, 5054370, 6065244, 7581555, 9097866, 10108740, 15163110, 18195732, 22744665, 30326220, 45489330, 90978660]

約数ペア:

[(1, 90978660), (2, 45489330), (3, 30326220), (4, 22744665), (5, 18195732), (6, 15163110), (9, 10108740), (10, 9097866), (12, 7581555), (15, 6065244), (18, 5054370), (20, 4548933), (27, 3369580), (30, 3032622), (36, 2527185), (45, 2021748), (54, 1684790), (60, 1516311), (90, 1010874), (108, 842395), (135, 673916), (180, 505437), (270, 336958), (331, 274860), (509, 178740), (540, 168479), (662, 137430), (993, 91620), (1018, 89370), (1324, 68715), (1527, 59580), (1655, 54972), (1986, 45810), (2036, 44685), (2545, 35748), (2979, 30540), (3054, 29790), (3310, 27486), (3972, 22905), (4581, 19860), (4965, 18324), (5090, 17874), (5958, 15270), (6108, 14895), (6620, 13743), (7635, 11916), (8937, 10180), (9162, 9930)]