289851720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2415431}}^1$

素因数の和:2415445

約数の個数: 32

約数和(自身を含む): 869555520

約数和(自身を除く): 579703800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2415431, 4830862, 7246293, 9661724, 12077155, 14492586, 19323448, 24154310, 28985172, 36231465, 48308620, 57970344, 72462930, 96617240, 144925860, 289851720]

約数ペア:

[(1, 289851720), (2, 144925860), (3, 96617240), (4, 72462930), (5, 57970344), (6, 48308620), (8, 36231465), (10, 28985172), (12, 24154310), (15, 19323448), (20, 14492586), (24, 12077155), (30, 9661724), (40, 7246293), (60, 4830862), (120, 2415431)]