278794080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{193607}}^1$

素因数の和:193628

約数の個数: 72

約数和(自身を含む): 951389712

約数和(自身を除く): 672595632

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 193607, 387214, 580821, 774428, 968035, 1161642, 1548856, 1742463, 1936070, 2323284, 2904105, 3097712, 3484926, 3872140, 4646568, 5808210, 6195424, 6969852, 7744280, 8712315, 9293136, 11616420, 13939704, 15488560, 17424630, 18586272, 23232840, 27879408, 30977120, 34849260, 46465680, 55758816, 69698520, 92931360, 139397040, 278794080]

約数ペア:

[(1, 278794080), (2, 139397040), (3, 92931360), (4, 69698520), (5, 55758816), (6, 46465680), (8, 34849260), (9, 30977120), (10, 27879408), (12, 23232840), (15, 18586272), (16, 17424630), (18, 15488560), (20, 13939704), (24, 11616420), (30, 9293136), (32, 8712315), (36, 7744280), (40, 6969852), (45, 6195424), (48, 5808210), (60, 4646568), (72, 3872140), (80, 3484926), (90, 3097712), (96, 2904105), (120, 2323284), (144, 1936070), (160, 1742463), (180, 1548856), (240, 1161642), (288, 968035), (360, 774428), (480, 580821), (720, 387214), (1440, 193607)]