64413900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{23857}}^1$

素因数の和:23880

約数の個数: 72

約数和(自身を含む): 207087440

約数和(自身を除く): 142673540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 23857, 47714, 71571, 95428, 119285, 143142, 214713, 238570, 286284, 357855, 429426, 477140, 596425, 644139, 715710, 858852, 1073565, 1192850, 1288278, 1431420, 1789275, 2147130, 2385700, 2576556, 3220695, 3578550, 4294260, 5367825, 6441390, 7157100, 10735650, 12882780, 16103475, 21471300, 32206950, 64413900]

約数ペア:

[(1, 64413900), (2, 32206950), (3, 21471300), (4, 16103475), (5, 12882780), (6, 10735650), (9, 7157100), (10, 6441390), (12, 5367825), (15, 4294260), (18, 3578550), (20, 3220695), (25, 2576556), (27, 2385700), (30, 2147130), (36, 1789275), (45, 1431420), (50, 1288278), (54, 1192850), (60, 1073565), (75, 858852), (90, 715710), (100, 644139), (108, 596425), (135, 477140), (150, 429426), (180, 357855), (225, 286284), (270, 238570), (300, 214713), (450, 143142), (540, 119285), (675, 95428), (900, 71571), (1350, 47714), (2700, 23857)]