66815640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{185599}}^1$

素因数の和:185616

約数の個数: 48

約数和(自身を含む): 217152000

約数和(自身を除く): 150336360

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, 185599, 371198, 556797, 742396, 927995, 1113594, 1484792, 1670391, 1855990, 2227188, 2783985, 3340782, 3711980, 4454376, 5567970, 6681564, 7423960, 8351955, 11135940, 13363128, 16703910, 22271880, 33407820, 66815640]

約数ペア:

[(1, 66815640), (2, 33407820), (3, 22271880), (4, 16703910), (5, 13363128), (6, 11135940), (8, 8351955), (9, 7423960), (10, 6681564), (12, 5567970), (15, 4454376), (18, 3711980), (20, 3340782), (24, 2783985), (30, 2227188), (36, 1855990), (40, 1670391), (45, 1484792), (60, 1113594), (72, 927995), (90, 742396), (120, 556797), (180, 371198), (360, 185599)]