138609720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{385027}}^1$

素因数の和:385044

約数の個数: 48

約数和(自身を含む): 450482760

約数和(自身を除く): 311873040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 385027, 770054, 1155081, 1540108, 1925135, 2310162, 3080216, 3465243, 3850270, 4620324, 5775405, 6930486, 7700540, 9240648, 11550810, 13860972, 15401080, 17326215, 23101620, 27721944, 34652430, 46203240, 69304860, 138609720]

約数ペア:

[(1, 138609720), (2, 69304860), (3, 46203240), (4, 34652430), (5, 27721944), (6, 23101620), (8, 17326215), (9, 15401080), (10, 13860972), (12, 11550810), (15, 9240648), (18, 7700540), (20, 6930486), (24, 5775405), (30, 4620324), (36, 3850270), (40, 3465243), (45, 3080216), (60, 2310162), (72, 1925135), (90, 1540108), (120, 1155081), (180, 770054), (360, 385027)]