257364144

素因数分解:

$2^4\times 3^2\times {\mathrm{1787251}}^1$

素因数の和:1787265

約数の個数: 30

約数和(自身を含む): 720262556

約数和(自身を除く): 462898412

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1787251, 3574502, 5361753, 7149004, 10723506, 14298008, 16085259, 21447012, 28596016, 32170518, 42894024, 64341036, 85788048, 128682072, 257364144]

約数ペア:

[(1, 257364144), (2, 128682072), (3, 85788048), (4, 64341036), (6, 42894024), (8, 32170518), (9, 28596016), (12, 21447012), (16, 16085259), (18, 14298008), (24, 10723506), (36, 7149004), (48, 5361753), (72, 3574502), (144, 1787251)]