247490280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{687473}}^1$

素因数の和:687490

約数の個数: 48

約数和(自身を含む): 804344580

約数和(自身を除く): 556854300

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, 687473, 1374946, 2062419, 2749892, 3437365, 4124838, 5499784, 6187257, 6874730, 8249676, 10312095, 12374514, 13749460, 16499352, 20624190, 24749028, 27498920, 30936285, 41248380, 49498056, 61872570, 82496760, 123745140, 247490280]

約数ペア:

[(1, 247490280), (2, 123745140), (3, 82496760), (4, 61872570), (5, 49498056), (6, 41248380), (8, 30936285), (9, 27498920), (10, 24749028), (12, 20624190), (15, 16499352), (18, 13749460), (20, 12374514), (24, 10312095), (30, 8249676), (36, 6874730), (40, 6187257), (45, 5499784), (60, 4124838), (72, 3437365), (90, 2749892), (120, 2062419), (180, 1374946), (360, 687473)]