30986880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{16139}}^1$

素因数の和:16161

約数の個数: 64

約数和(自身を含む): 98776800

約数和(自身を除く): 67789920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 16139, 32278, 48417, 64556, 80695, 96834, 129112, 161390, 193668, 242085, 258224, 322780, 387336, 484170, 516448, 645560, 774672, 968340, 1032896, 1291120, 1549344, 1936680, 2065792, 2582240, 3098688, 3873360, 5164480, 6197376, 7746720, 10328960, 15493440, 30986880]

約数ペア:

[(1, 30986880), (2, 15493440), (3, 10328960), (4, 7746720), (5, 6197376), (6, 5164480), (8, 3873360), (10, 3098688), (12, 2582240), (15, 2065792), (16, 1936680), (20, 1549344), (24, 1291120), (30, 1032896), (32, 968340), (40, 774672), (48, 645560), (60, 516448), (64, 484170), (80, 387336), (96, 322780), (120, 258224), (128, 242085), (160, 193668), (192, 161390), (240, 129112), (320, 96834), (384, 80695), (480, 64556), (640, 48417), (960, 32278), (1920, 16139)]