154312240

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{13877}}^1$

素因数の和:14029

約数の個数: 40

約数和(自身を含む): 361383120

約数和(自身を除く): 207070880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 11120, 13877, 27754, 55508, 69385, 111016, 138770, 222032, 277540, 555080, 1110160, 1928903, 3857806, 7715612, 9644515, 15431224, 19289030, 30862448, 38578060, 77156120, 154312240]

約数ペア:

[(1, 154312240), (2, 77156120), (4, 38578060), (5, 30862448), (8, 19289030), (10, 15431224), (16, 9644515), (20, 7715612), (40, 3857806), (80, 1928903), (139, 1110160), (278, 555080), (556, 277540), (695, 222032), (1112, 138770), (1390, 111016), (2224, 69385), (2780, 55508), (5560, 27754), (11120, 13877)]