2560680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{2371}}^1$

素因数の和:2391

約数の個数: 64

約数和(自身を含む): 8539200

約数和(自身を除く): 5978520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 2371, 4742, 7113, 9484, 11855, 14226, 18968, 21339, 23710, 28452, 35565, 42678, 47420, 56904, 64017, 71130, 85356, 94840, 106695, 128034, 142260, 170712, 213390, 256068, 284520, 320085, 426780, 512136, 640170, 853560, 1280340, 2560680]

約数ペア:

[(1, 2560680), (2, 1280340), (3, 853560), (4, 640170), (5, 512136), (6, 426780), (8, 320085), (9, 284520), (10, 256068), (12, 213390), (15, 170712), (18, 142260), (20, 128034), (24, 106695), (27, 94840), (30, 85356), (36, 71130), (40, 64017), (45, 56904), (54, 47420), (60, 42678), (72, 35565), (90, 28452), (108, 23710), (120, 21339), (135, 18968), (180, 14226), (216, 11855), (270, 9484), (360, 7113), (540, 4742), (1080, 2371)]