208886272

素因数分解:

$2^9\times 7^1\times {\mathrm{167}}^1\times {\mathrm{349}}^1$

素因数の和:541

約数の個数: 80

約数和(自身を含む): 481219200

約数和(自身を除く): 272332928

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 167, 224, 256, 334, 349, 448, 512, 668, 698, 896, 1169, 1336, 1396, 1792, 2338, 2443, 2672, 2792, 3584, 4676, 4886, 5344, 5584, 9352, 9772, 10688, 11168, 18704, 19544, 21376, 22336, 37408, 39088, 42752, 44672, 58283, 74816, 78176, 85504, 89344, 116566, 149632, 156352, 178688, 233132, 299264, 312704, 407981, 466264, 598528, 625408, 815962, 932528, 1250816, 1631924, 1865056, 3263848, 3730112, 6527696, 7460224, 13055392, 14920448, 26110784, 29840896, 52221568, 104443136, 208886272]

約数ペア:

[(1, 208886272), (2, 104443136), (4, 52221568), (7, 29840896), (8, 26110784), (14, 14920448), (16, 13055392), (28, 7460224), (32, 6527696), (56, 3730112), (64, 3263848), (112, 1865056), (128, 1631924), (167, 1250816), (224, 932528), (256, 815962), (334, 625408), (349, 598528), (448, 466264), (512, 407981), (668, 312704), (698, 299264), (896, 233132), (1169, 178688), (1336, 156352), (1396, 149632), (1792, 116566), (2338, 89344), (2443, 85504), (2672, 78176), (2792, 74816), (3584, 58283), (4676, 44672), (4886, 42752), (5344, 39088), (5584, 37408), (9352, 22336), (9772, 21376), (10688, 19544), (11168, 18704)]