30355980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{1237}}^1$

素因数の和:1658

約数の個数: 48

約数和(自身を含む): 85273440

約数和(自身を除く): 54917460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 409, 818, 1227, 1237, 1636, 2045, 2454, 2474, 3711, 4090, 4908, 4948, 6135, 6185, 7422, 8180, 12270, 12370, 14844, 18555, 24540, 24740, 37110, 74220, 505933, 1011866, 1517799, 2023732, 2529665, 3035598, 5059330, 6071196, 7588995, 10118660, 15177990, 30355980]

約数ペア:

[(1, 30355980), (2, 15177990), (3, 10118660), (4, 7588995), (5, 6071196), (6, 5059330), (10, 3035598), (12, 2529665), (15, 2023732), (20, 1517799), (30, 1011866), (60, 505933), (409, 74220), (818, 37110), (1227, 24740), (1237, 24540), (1636, 18555), (2045, 14844), (2454, 12370), (2474, 12270), (3711, 8180), (4090, 7422), (4908, 6185), (4948, 6135)]