257593920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{1777}}^1$

素因数の和:1948

約数の個数: 112

約数和(自身を含む): 823740288

約数和(自身を除く): 566146368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 151, 160, 192, 240, 302, 320, 453, 480, 604, 755, 906, 960, 1208, 1510, 1777, 1812, 2265, 2416, 3020, 3554, 3624, 4530, 4832, 5331, 6040, 7108, 7248, 8885, 9060, 9664, 10662, 12080, 14216, 14496, 17770, 18120, 21324, 24160, 26655, 28432, 28992, 35540, 36240, 42648, 48320, 53310, 56864, 71080, 72480, 85296, 106620, 113728, 142160, 144960, 170592, 213240, 268327, 284320, 341184, 426480, 536654, 568640, 804981, 852960, 1073308, 1341635, 1609962, 1705920, 2146616, 2683270, 3219924, 4024905, 4293232, 5366540, 6439848, 8049810, 8586464, 10733080, 12879696, 16099620, 17172928, 21466160, 25759392, 32199240, 42932320, 51518784, 64398480, 85864640, 128796960, 257593920]

約数ペア:

[(1, 257593920), (2, 128796960), (3, 85864640), (4, 64398480), (5, 51518784), (6, 42932320), (8, 32199240), (10, 25759392), (12, 21466160), (15, 17172928), (16, 16099620), (20, 12879696), (24, 10733080), (30, 8586464), (32, 8049810), (40, 6439848), (48, 5366540), (60, 4293232), (64, 4024905), (80, 3219924), (96, 2683270), (120, 2146616), (151, 1705920), (160, 1609962), (192, 1341635), (240, 1073308), (302, 852960), (320, 804981), (453, 568640), (480, 536654), (604, 426480), (755, 341184), (906, 284320), (960, 268327), (1208, 213240), (1510, 170592), (1777, 144960), (1812, 142160), (2265, 113728), (2416, 106620), (3020, 85296), (3554, 72480), (3624, 71080), (4530, 56864), (4832, 53310), (5331, 48320), (6040, 42648), (7108, 36240), (7248, 35540), (8885, 28992), (9060, 28432), (9664, 26655), (10662, 24160), (12080, 21324), (14216, 18120), (14496, 17770)]