51381240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{428177}}^1$

素因数の和:428191

約数の個数: 32

約数和(自身を含む): 154144080

約数和(自身を除く): 102762840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 428177, 856354, 1284531, 1712708, 2140885, 2569062, 3425416, 4281770, 5138124, 6422655, 8563540, 10276248, 12845310, 17127080, 25690620, 51381240]

約数ペア:

[(1, 51381240), (2, 25690620), (3, 17127080), (4, 12845310), (5, 10276248), (6, 8563540), (8, 6422655), (10, 5138124), (12, 4281770), (15, 3425416), (20, 2569062), (24, 2140885), (30, 1712708), (40, 1284531), (60, 856354), (120, 428177)]