211044970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{293}}^1$

素因数の和:559

約数の個数: 64

約数和(自身を含む): 426746880

約数和(自身を除く): 215701910

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 223, 293, 323, 446, 586, 646, 1115, 1465, 1615, 2230, 2930, 3230, 3791, 4237, 4981, 5567, 7582, 8474, 9962, 11134, 18955, 21185, 24905, 27835, 37910, 42370, 49810, 55670, 65339, 72029, 94639, 130678, 144058, 189278, 326695, 360145, 473195, 653390, 720290, 946390, 1110763, 1241441, 2221526, 2482882, 5553815, 6207205, 11107630, 12414410, 21104497, 42208994, 105522485, 211044970]

約数ペア:

[(1, 211044970), (2, 105522485), (5, 42208994), (10, 21104497), (17, 12414410), (19, 11107630), (34, 6207205), (38, 5553815), (85, 2482882), (95, 2221526), (170, 1241441), (190, 1110763), (223, 946390), (293, 720290), (323, 653390), (446, 473195), (586, 360145), (646, 326695), (1115, 189278), (1465, 144058), (1615, 130678), (2230, 94639), (2930, 72029), (3230, 65339), (3791, 55670), (4237, 49810), (4981, 42370), (5567, 37910), (7582, 27835), (8474, 24905), (9962, 21185), (11134, 18955)]