217844280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{605123}}^1$

素因数の和:605140

約数の個数: 48

約数和(自身を含む): 707995080

約数和(自身を除く): 490150800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 605123, 1210246, 1815369, 2420492, 3025615, 3630738, 4840984, 5446107, 6051230, 7261476, 9076845, 10892214, 12102460, 14522952, 18153690, 21784428, 24204920, 27230535, 36307380, 43568856, 54461070, 72614760, 108922140, 217844280]

約数ペア:

[(1, 217844280), (2, 108922140), (3, 72614760), (4, 54461070), (5, 43568856), (6, 36307380), (8, 27230535), (9, 24204920), (10, 21784428), (12, 18153690), (15, 14522952), (18, 12102460), (20, 10892214), (24, 9076845), (30, 7261476), (36, 6051230), (40, 5446107), (45, 4840984), (60, 3630738), (72, 3025615), (90, 2420492), (120, 1815369), (180, 1210246), (360, 605123)]