30279420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{18691}}^1$

素因数の和:18712

約数の個数: 60

約数和(自身を含む): 94992744

約数和(自身を除く): 64713324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 18691, 37382, 56073, 74764, 93455, 112146, 168219, 186910, 224292, 280365, 336438, 373820, 504657, 560730, 672876, 841095, 1009314, 1121460, 1513971, 1682190, 2018628, 2523285, 3027942, 3364380, 5046570, 6055884, 7569855, 10093140, 15139710, 30279420]

約数ペア:

[(1, 30279420), (2, 15139710), (3, 10093140), (4, 7569855), (5, 6055884), (6, 5046570), (9, 3364380), (10, 3027942), (12, 2523285), (15, 2018628), (18, 1682190), (20, 1513971), (27, 1121460), (30, 1009314), (36, 841095), (45, 672876), (54, 560730), (60, 504657), (81, 373820), (90, 336438), (108, 280365), (135, 224292), (162, 186910), (180, 168219), (270, 112146), (324, 93455), (405, 74764), (540, 56073), (810, 37382), (1620, 18691)]