81296340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1354939}}^1$

素因数の和:1354951

約数の個数: 24

約数和(自身を含む): 227629920

約数和(自身を除く): 146333580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1354939, 2709878, 4064817, 5419756, 6774695, 8129634, 13549390, 16259268, 20324085, 27098780, 40648170, 81296340]

約数ペア:

[(1, 81296340), (2, 40648170), (3, 27098780), (4, 20324085), (5, 16259268), (6, 13549390), (10, 8129634), (12, 6774695), (15, 5419756), (20, 4064817), (30, 2709878), (60, 1354939)]