127778580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{236627}}^1$

素因数の和:236645

約数の個数: 48

約数和(自身を含む): 397535040

約数和(自身を除く): 269756460

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, 236627, 473254, 709881, 946508, 1183135, 1419762, 2129643, 2366270, 2839524, 3549405, 4259286, 4732540, 6388929, 7098810, 8518572, 10648215, 12777858, 14197620, 21296430, 25555716, 31944645, 42592860, 63889290, 127778580]

約数ペア:

[(1, 127778580), (2, 63889290), (3, 42592860), (4, 31944645), (5, 25555716), (6, 21296430), (9, 14197620), (10, 12777858), (12, 10648215), (15, 8518572), (18, 7098810), (20, 6388929), (27, 4732540), (30, 4259286), (36, 3549405), (45, 2839524), (54, 2366270), (60, 2129643), (90, 1419762), (108, 1183135), (135, 946508), (180, 709881), (270, 473254), (540, 236627)]