281129580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{433}}^1\times {\mathrm{3607}}^1$

素因数の和:4055

約数の個数: 72

約数和(自身を含む): 854966112

約数和(自身を除く): 573836532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 433, 866, 1299, 1732, 2165, 2598, 3607, 3897, 4330, 5196, 6495, 7214, 7794, 8660, 10821, 12990, 14428, 15588, 18035, 19485, 21642, 25980, 32463, 36070, 38970, 43284, 54105, 64926, 72140, 77940, 108210, 129852, 162315, 216420, 324630, 649260, 1561831, 3123662, 4685493, 6247324, 7809155, 9370986, 14056479, 15618310, 18741972, 23427465, 28112958, 31236620, 46854930, 56225916, 70282395, 93709860, 140564790, 281129580]

約数ペア:

[(1, 281129580), (2, 140564790), (3, 93709860), (4, 70282395), (5, 56225916), (6, 46854930), (9, 31236620), (10, 28112958), (12, 23427465), (15, 18741972), (18, 15618310), (20, 14056479), (30, 9370986), (36, 7809155), (45, 6247324), (60, 4685493), (90, 3123662), (180, 1561831), (433, 649260), (866, 324630), (1299, 216420), (1732, 162315), (2165, 129852), (2598, 108210), (3607, 77940), (3897, 72140), (4330, 64926), (5196, 54105), (6495, 43284), (7214, 38970), (7794, 36070), (8660, 32463), (10821, 25980), (12990, 21642), (14428, 19485), (15588, 18035)]