139648560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{581869}}^1$

素因数の和:581885

約数の個数: 40

約数和(自身を含む): 432911280

約数和(自身を除く): 293262720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 581869, 1163738, 1745607, 2327476, 2909345, 3491214, 4654952, 5818690, 6982428, 8728035, 9309904, 11637380, 13964856, 17456070, 23274760, 27929712, 34912140, 46549520, 69824280, 139648560]

約数ペア:

[(1, 139648560), (2, 69824280), (3, 46549520), (4, 34912140), (5, 27929712), (6, 23274760), (8, 17456070), (10, 13964856), (12, 11637380), (15, 9309904), (16, 8728035), (20, 6982428), (24, 5818690), (30, 4654952), (40, 3491214), (48, 2909345), (60, 2327476), (80, 1745607), (120, 1163738), (240, 581869)]