127211580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{235577}}^1$

素因数の和:235595

約数の個数: 48

約数和(自身を含む): 395771040

約数和(自身を除く): 268559460

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, 235577, 471154, 706731, 942308, 1177885, 1413462, 2120193, 2355770, 2826924, 3533655, 4240386, 4711540, 6360579, 7067310, 8480772, 10600965, 12721158, 14134620, 21201930, 25442316, 31802895, 42403860, 63605790, 127211580]

約数ペア:

[(1, 127211580), (2, 63605790), (3, 42403860), (4, 31802895), (5, 25442316), (6, 21201930), (9, 14134620), (10, 12721158), (12, 10600965), (15, 8480772), (18, 7067310), (20, 6360579), (27, 4711540), (30, 4240386), (36, 3533655), (45, 2826924), (54, 2355770), (60, 2120193), (90, 1413462), (108, 1177885), (135, 942308), (180, 706731), (270, 471154), (540, 235577)]