204138840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{3947}}^1$

素因数の和:4392

約数の個数: 64

約数和(自身を含む): 613992960

約数和(自身を除く): 409854120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 431, 862, 1293, 1724, 2155, 2586, 3448, 3947, 4310, 5172, 6465, 7894, 8620, 10344, 11841, 12930, 15788, 17240, 19735, 23682, 25860, 31576, 39470, 47364, 51720, 59205, 78940, 94728, 118410, 157880, 236820, 473640, 1701157, 3402314, 5103471, 6804628, 8505785, 10206942, 13609256, 17011570, 20413884, 25517355, 34023140, 40827768, 51034710, 68046280, 102069420, 204138840]

約数ペア:

[(1, 204138840), (2, 102069420), (3, 68046280), (4, 51034710), (5, 40827768), (6, 34023140), (8, 25517355), (10, 20413884), (12, 17011570), (15, 13609256), (20, 10206942), (24, 8505785), (30, 6804628), (40, 5103471), (60, 3402314), (120, 1701157), (431, 473640), (862, 236820), (1293, 157880), (1724, 118410), (2155, 94728), (2586, 78940), (3448, 59205), (3947, 51720), (4310, 47364), (5172, 39470), (6465, 31576), (7894, 25860), (8620, 23682), (10344, 19735), (11841, 17240), (12930, 15788)]