215348580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{6073}}^1$

素因数の和:6285

約数の個数: 72

約数和(自身を含む): 656647992

約数和(自身を除く): 441299412

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 394, 591, 788, 985, 1182, 1773, 1970, 2364, 2955, 3546, 3940, 5910, 6073, 7092, 8865, 11820, 12146, 17730, 18219, 24292, 30365, 35460, 36438, 54657, 60730, 72876, 91095, 109314, 121460, 182190, 218628, 273285, 364380, 546570, 1093140, 1196381, 2392762, 3589143, 4785524, 5981905, 7178286, 10767429, 11963810, 14356572, 17945715, 21534858, 23927620, 35891430, 43069716, 53837145, 71782860, 107674290, 215348580]

約数ペア:

[(1, 215348580), (2, 107674290), (3, 71782860), (4, 53837145), (5, 43069716), (6, 35891430), (9, 23927620), (10, 21534858), (12, 17945715), (15, 14356572), (18, 11963810), (20, 10767429), (30, 7178286), (36, 5981905), (45, 4785524), (60, 3589143), (90, 2392762), (180, 1196381), (197, 1093140), (394, 546570), (591, 364380), (788, 273285), (985, 218628), (1182, 182190), (1773, 121460), (1970, 109314), (2364, 91095), (2955, 72876), (3546, 60730), (3940, 54657), (5910, 36438), (6073, 35460), (7092, 30365), (8865, 24292), (11820, 18219), (12146, 17730)]