30621720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{255181}}^1$

素因数の和:255195

約数の個数: 32

約数和(自身を含む): 91865520

約数和(自身を除く): 61243800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 255181, 510362, 765543, 1020724, 1275905, 1531086, 2041448, 2551810, 3062172, 3827715, 5103620, 6124344, 7655430, 10207240, 15310860, 30621720]

約数ペア:

[(1, 30621720), (2, 15310860), (3, 10207240), (4, 7655430), (5, 6124344), (6, 5103620), (8, 3827715), (10, 3062172), (12, 2551810), (15, 2041448), (20, 1531086), (24, 1275905), (30, 1020724), (40, 765543), (60, 510362), (120, 255181)]