77321880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{214783}}^1$

素因数の和:214800

約数の個数: 48

約数和(自身を含む): 251297280

約数和(自身を除く): 173975400

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, 214783, 429566, 644349, 859132, 1073915, 1288698, 1718264, 1933047, 2147830, 2577396, 3221745, 3866094, 4295660, 5154792, 6443490, 7732188, 8591320, 9665235, 12886980, 15464376, 19330470, 25773960, 38660940, 77321880]

約数ペア:

[(1, 77321880), (2, 38660940), (3, 25773960), (4, 19330470), (5, 15464376), (6, 12886980), (8, 9665235), (9, 8591320), (10, 7732188), (12, 6443490), (15, 5154792), (18, 4295660), (20, 3866094), (24, 3221745), (30, 2577396), (36, 2147830), (40, 1933047), (45, 1718264), (60, 1288698), (72, 1073915), (90, 859132), (120, 644349), (180, 429566), (360, 214783)]