51143220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{284129}}^1$

素因数の和:284144

約数の個数: 36

約数和(自身を含む): 155134980

約数和(自身を除く): 103991760

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 284129, 568258, 852387, 1136516, 1420645, 1704774, 2557161, 2841290, 3409548, 4261935, 5114322, 5682580, 8523870, 10228644, 12785805, 17047740, 25571610, 51143220]

約数ペア:

[(1, 51143220), (2, 25571610), (3, 17047740), (4, 12785805), (5, 10228644), (6, 8523870), (9, 5682580), (10, 5114322), (12, 4261935), (15, 3409548), (18, 2841290), (20, 2557161), (30, 1704774), (36, 1420645), (45, 1136516), (60, 852387), (90, 568258), (180, 284129)]