30789240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{256577}}^1$

素因数の和:256591

約数の個数: 32

約数和(自身を含む): 92368080

約数和(自身を除く): 61578840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 256577, 513154, 769731, 1026308, 1282885, 1539462, 2052616, 2565770, 3078924, 3848655, 5131540, 6157848, 7697310, 10263080, 15394620, 30789240]

約数ペア:

[(1, 30789240), (2, 15394620), (3, 10263080), (4, 7697310), (5, 6157848), (6, 5131540), (8, 3848655), (10, 3078924), (12, 2565770), (15, 2052616), (20, 1539462), (24, 1282885), (30, 1026308), (40, 769731), (60, 513154), (120, 256577)]