81270030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{8387}}^1$

素因数の和:8433

約数の個数: 64

約数和(自身を含む): 217416960

約数和(自身を除く): 136146930

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 19, 30, 34, 38, 51, 57, 85, 95, 102, 114, 170, 190, 255, 285, 323, 510, 570, 646, 969, 1615, 1938, 3230, 4845, 8387, 9690, 16774, 25161, 41935, 50322, 83870, 125805, 142579, 159353, 251610, 285158, 318706, 427737, 478059, 712895, 796765, 855474, 956118, 1425790, 1593530, 2138685, 2390295, 2709001, 4277370, 4780590, 5418002, 8127003, 13545005, 16254006, 27090010, 40635015, 81270030]

約数ペア:

[(1, 81270030), (2, 40635015), (3, 27090010), (5, 16254006), (6, 13545005), (10, 8127003), (15, 5418002), (17, 4780590), (19, 4277370), (30, 2709001), (34, 2390295), (38, 2138685), (51, 1593530), (57, 1425790), (85, 956118), (95, 855474), (102, 796765), (114, 712895), (170, 478059), (190, 427737), (255, 318706), (285, 285158), (323, 251610), (510, 159353), (570, 142579), (646, 125805), (969, 83870), (1615, 50322), (1938, 41935), (3230, 25161), (4845, 16774), (8387, 9690)]