278143980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4635733}}^1$

素因数の和:4635745

約数の個数: 24

約数和(自身を含む): 778803312

約数和(自身を除く): 500659332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4635733, 9271466, 13907199, 18542932, 23178665, 27814398, 46357330, 55628796, 69535995, 92714660, 139071990, 278143980]

約数ペア:

[(1, 278143980), (2, 139071990), (3, 92714660), (4, 69535995), (5, 55628796), (6, 46357330), (10, 27814398), (12, 23178665), (15, 18542932), (20, 13907199), (30, 9271466), (60, 4635733)]