30861240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{257177}}^1$

素因数の和:257191

約数の個数: 32

約数和(自身を含む): 92584080

約数和(自身を除く): 61722840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 257177, 514354, 771531, 1028708, 1285885, 1543062, 2057416, 2571770, 3086124, 3857655, 5143540, 6172248, 7715310, 10287080, 15430620, 30861240]

約数ペア:

[(1, 30861240), (2, 15430620), (3, 10287080), (4, 7715310), (5, 6172248), (6, 5143540), (8, 3857655), (10, 3086124), (12, 2571770), (15, 2057416), (20, 1543062), (24, 1285885), (30, 1028708), (40, 771531), (60, 514354), (120, 257177)]