16320840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{491}}^1$

素因数の和:782

約数の個数: 64

約数和(自身を含む): 49239360

約数和(自身を除く): 32918520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 277, 491, 554, 831, 982, 1108, 1385, 1473, 1662, 1964, 2216, 2455, 2770, 2946, 3324, 3928, 4155, 4910, 5540, 5892, 6648, 7365, 8310, 9820, 11080, 11784, 14730, 16620, 19640, 29460, 33240, 58920, 136007, 272014, 408021, 544028, 680035, 816042, 1088056, 1360070, 1632084, 2040105, 2720140, 3264168, 4080210, 5440280, 8160420, 16320840]

約数ペア:

[(1, 16320840), (2, 8160420), (3, 5440280), (4, 4080210), (5, 3264168), (6, 2720140), (8, 2040105), (10, 1632084), (12, 1360070), (15, 1088056), (20, 816042), (24, 680035), (30, 544028), (40, 408021), (60, 272014), (120, 136007), (277, 58920), (491, 33240), (554, 29460), (831, 19640), (982, 16620), (1108, 14730), (1385, 11784), (1473, 11080), (1662, 9820), (1964, 8310), (2216, 7365), (2455, 6648), (2770, 5892), (2946, 5540), (3324, 4910), (3928, 4155)]