128288340

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{237571}}^1$

素因数の和:237589

約数の個数: 48

約数和(自身を含む): 399120960

約数和(自身を除く): 270832620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 237571, 475142, 712713, 950284, 1187855, 1425426, 2138139, 2375710, 2850852, 3563565, 4276278, 4751420, 6414417, 7127130, 8552556, 10690695, 12828834, 14254260, 21381390, 25657668, 32072085, 42762780, 64144170, 128288340]

約数ペア:

[(1, 128288340), (2, 64144170), (3, 42762780), (4, 32072085), (5, 25657668), (6, 21381390), (9, 14254260), (10, 12828834), (12, 10690695), (15, 8552556), (18, 7127130), (20, 6414417), (27, 4751420), (30, 4276278), (36, 3563565), (45, 2850852), (54, 2375710), (60, 2138139), (90, 1425426), (108, 1187855), (135, 950284), (180, 712713), (270, 475142), (540, 237571)]