280236492

素因数分解:

$2^2\times 3^2\times {\mathrm{97}}^1\times {\mathrm{80251}}^1$

素因数の和:80358

約数の個数: 36

約数和(自身を含む): 715687336

約数和(自身を除く): 435450844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 97, 194, 291, 388, 582, 873, 1164, 1746, 3492, 80251, 160502, 240753, 321004, 481506, 722259, 963012, 1444518, 2889036, 7784347, 15568694, 23353041, 31137388, 46706082, 70059123, 93412164, 140118246, 280236492]

約数ペア:

[(1, 280236492), (2, 140118246), (3, 93412164), (4, 70059123), (6, 46706082), (9, 31137388), (12, 23353041), (18, 15568694), (36, 7784347), (97, 2889036), (194, 1444518), (291, 963012), (388, 722259), (582, 481506), (873, 321004), (1164, 240753), (1746, 160502), (3492, 80251)]