215430840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{66491}}^1$

素因数の和:66514

約数の個数: 80

約数和(自身を含む): 724097880

約数和(自身を除く): 508667040

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, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 66491, 132982, 199473, 265964, 332455, 398946, 531928, 598419, 664910, 797892, 997365, 1196838, 1329820, 1595784, 1795257, 1994730, 2393676, 2659640, 2992095, 3590514, 3989460, 4787352, 5385771, 5984190, 7181028, 7978920, 8976285, 10771542, 11968380, 14362056, 17952570, 21543084, 23936760, 26928855, 35905140, 43086168, 53857710, 71810280, 107715420, 215430840]

約数ペア:

[(1, 215430840), (2, 107715420), (3, 71810280), (4, 53857710), (5, 43086168), (6, 35905140), (8, 26928855), (9, 23936760), (10, 21543084), (12, 17952570), (15, 14362056), (18, 11968380), (20, 10771542), (24, 8976285), (27, 7978920), (30, 7181028), (36, 5984190), (40, 5385771), (45, 4787352), (54, 3989460), (60, 3590514), (72, 2992095), (81, 2659640), (90, 2393676), (108, 1994730), (120, 1795257), (135, 1595784), (162, 1329820), (180, 1196838), (216, 997365), (270, 797892), (324, 664910), (360, 598419), (405, 531928), (540, 398946), (648, 332455), (810, 265964), (1080, 199473), (1620, 132982), (3240, 66491)]