231796390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{439}}^1$

素因数の和:869

約数の個数: 64

約数和(自身を含む): 504345600

約数和(自身を除く): 272549210

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 397, 439, 665, 794, 878, 1330, 1985, 2195, 2779, 3073, 3970, 4390, 5558, 6146, 7543, 8341, 13895, 15086, 15365, 16682, 27790, 30730, 37715, 41705, 52801, 58387, 75430, 83410, 105602, 116774, 174283, 264005, 291935, 348566, 528010, 583870, 871415, 1219981, 1742830, 2439962, 3311377, 6099905, 6622754, 12199810, 16556885, 23179639, 33113770, 46359278, 115898195, 231796390]

約数ペア:

[(1, 231796390), (2, 115898195), (5, 46359278), (7, 33113770), (10, 23179639), (14, 16556885), (19, 12199810), (35, 6622754), (38, 6099905), (70, 3311377), (95, 2439962), (133, 1742830), (190, 1219981), (266, 871415), (397, 583870), (439, 528010), (665, 348566), (794, 291935), (878, 264005), (1330, 174283), (1985, 116774), (2195, 105602), (2779, 83410), (3073, 75430), (3970, 58387), (4390, 52801), (5558, 41705), (6146, 37715), (7543, 30730), (8341, 27790), (13895, 16682), (15086, 15365)]