247358520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{687107}}^1$

素因数の和:687124

約数の個数: 48

約数和(自身を含む): 803916360

約数和(自身を除く): 556557840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 687107, 1374214, 2061321, 2748428, 3435535, 4122642, 5496856, 6183963, 6871070, 8245284, 10306605, 12367926, 13742140, 16490568, 20613210, 24735852, 27484280, 30919815, 41226420, 49471704, 61839630, 82452840, 123679260, 247358520]

約数ペア:

[(1, 247358520), (2, 123679260), (3, 82452840), (4, 61839630), (5, 49471704), (6, 41226420), (8, 30919815), (9, 27484280), (10, 24735852), (12, 20613210), (15, 16490568), (18, 13742140), (20, 12367926), (24, 10306605), (30, 8245284), (36, 6871070), (40, 6183963), (45, 5496856), (60, 4122642), (72, 3435535), (90, 2748428), (120, 2061321), (180, 1374214), (360, 687107)]