66393960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{1087}}^1$

素因数の和:1610

約数の個数: 64

約数和(自身を含む): 199756800

約数和(自身を除く): 133362840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 509, 1018, 1087, 1527, 2036, 2174, 2545, 3054, 3261, 4072, 4348, 5090, 5435, 6108, 6522, 7635, 8696, 10180, 10870, 12216, 13044, 15270, 16305, 20360, 21740, 26088, 30540, 32610, 43480, 61080, 65220, 130440, 553283, 1106566, 1659849, 2213132, 2766415, 3319698, 4426264, 5532830, 6639396, 8299245, 11065660, 13278792, 16598490, 22131320, 33196980, 66393960]

約数ペア:

[(1, 66393960), (2, 33196980), (3, 22131320), (4, 16598490), (5, 13278792), (6, 11065660), (8, 8299245), (10, 6639396), (12, 5532830), (15, 4426264), (20, 3319698), (24, 2766415), (30, 2213132), (40, 1659849), (60, 1106566), (120, 553283), (509, 130440), (1018, 65220), (1087, 61080), (1527, 43480), (2036, 32610), (2174, 30540), (2545, 26088), (3054, 21740), (3261, 20360), (4072, 16305), (4348, 15270), (5090, 13044), (5435, 12216), (6108, 10870), (6522, 10180), (7635, 8696)]