71810280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{66491}}^1$

素因数の和:66511

約数の個数: 64

約数和(自身を含む): 239371200

約数和(自身を除く): 167560920

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, 66491, 132982, 199473, 265964, 332455, 398946, 531928, 598419, 664910, 797892, 997365, 1196838, 1329820, 1595784, 1795257, 1994730, 2393676, 2659640, 2992095, 3590514, 3989460, 4787352, 5984190, 7181028, 7978920, 8976285, 11968380, 14362056, 17952570, 23936760, 35905140, 71810280]

約数ペア:

[(1, 71810280), (2, 35905140), (3, 23936760), (4, 17952570), (5, 14362056), (6, 11968380), (8, 8976285), (9, 7978920), (10, 7181028), (12, 5984190), (15, 4787352), (18, 3989460), (20, 3590514), (24, 2992095), (27, 2659640), (30, 2393676), (36, 1994730), (40, 1795257), (45, 1595784), (54, 1329820), (60, 1196838), (72, 997365), (90, 797892), (108, 664910), (120, 598419), (135, 531928), (180, 398946), (216, 332455), (270, 265964), (360, 199473), (540, 132982), (1080, 66491)]