65687940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19207}}^1$

素因数の和:19241

約数の個数: 72

約数和(自身を含む): 209751360

約数和(自身を除く): 144063420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 19207, 38414, 57621, 76828, 96035, 115242, 172863, 192070, 230484, 288105, 345726, 364933, 384140, 576210, 691452, 729866, 864315, 1094799, 1152420, 1459732, 1728630, 1824665, 2189598, 3284397, 3457260, 3649330, 4379196, 5473995, 6568794, 7298660, 10947990, 13137588, 16421985, 21895980, 32843970, 65687940]

約数ペア:

[(1, 65687940), (2, 32843970), (3, 21895980), (4, 16421985), (5, 13137588), (6, 10947990), (9, 7298660), (10, 6568794), (12, 5473995), (15, 4379196), (18, 3649330), (19, 3457260), (20, 3284397), (30, 2189598), (36, 1824665), (38, 1728630), (45, 1459732), (57, 1152420), (60, 1094799), (76, 864315), (90, 729866), (95, 691452), (114, 576210), (171, 384140), (180, 364933), (190, 345726), (228, 288105), (285, 230484), (342, 192070), (380, 172863), (570, 115242), (684, 96035), (855, 76828), (1140, 57621), (1710, 38414), (3420, 19207)]