220054860

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{407509}}^1$

素因数の和:407527

約数の個数: 48

約数和(自身を含む): 684616800

約数和(自身を除く): 464561940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 407509, 815018, 1222527, 1630036, 2037545, 2445054, 3667581, 4075090, 4890108, 6112635, 7335162, 8150180, 11002743, 12225270, 14670324, 18337905, 22005486, 24450540, 36675810, 44010972, 55013715, 73351620, 110027430, 220054860]

約数ペア:

[(1, 220054860), (2, 110027430), (3, 73351620), (4, 55013715), (5, 44010972), (6, 36675810), (9, 24450540), (10, 22005486), (12, 18337905), (15, 14670324), (18, 12225270), (20, 11002743), (27, 8150180), (30, 7335162), (36, 6112635), (45, 4890108), (54, 4075090), (60, 3667581), (90, 2445054), (108, 2037545), (135, 1630036), (180, 1222527), (270, 815018), (540, 407509)]