139976280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{388823}}^1$

素因数の和:388840

約数の個数: 48

約数和(自身を含む): 454924080

約数和(自身を除く): 314947800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 388823, 777646, 1166469, 1555292, 1944115, 2332938, 3110584, 3499407, 3888230, 4665876, 5832345, 6998814, 7776460, 9331752, 11664690, 13997628, 15552920, 17497035, 23329380, 27995256, 34994070, 46658760, 69988140, 139976280]

約数ペア:

[(1, 139976280), (2, 69988140), (3, 46658760), (4, 34994070), (5, 27995256), (6, 23329380), (8, 17497035), (9, 15552920), (10, 13997628), (12, 11664690), (15, 9331752), (18, 7776460), (20, 6998814), (24, 5832345), (30, 4665876), (36, 3888230), (40, 3499407), (45, 3110584), (60, 2332938), (72, 1944115), (90, 1555292), (120, 1166469), (180, 777646), (360, 388823)]