81044280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{75041}}^1$

素因数の和:75061

約数の個数: 64

約数和(自身を含む): 270151200

約数和(自身を除く): 189106920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 75041, 150082, 225123, 300164, 375205, 450246, 600328, 675369, 750410, 900492, 1125615, 1350738, 1500820, 1800984, 2026107, 2251230, 2701476, 3001640, 3376845, 4052214, 4502460, 5402952, 6753690, 8104428, 9004920, 10130535, 13507380, 16208856, 20261070, 27014760, 40522140, 81044280]

約数ペア:

[(1, 81044280), (2, 40522140), (3, 27014760), (4, 20261070), (5, 16208856), (6, 13507380), (8, 10130535), (9, 9004920), (10, 8104428), (12, 6753690), (15, 5402952), (18, 4502460), (20, 4052214), (24, 3376845), (27, 3001640), (30, 2701476), (36, 2251230), (40, 2026107), (45, 1800984), (54, 1500820), (60, 1350738), (72, 1125615), (90, 900492), (108, 750410), (120, 675369), (135, 600328), (180, 450246), (216, 375205), (270, 300164), (360, 225123), (540, 150082), (1080, 75041)]