251453104

素因数分解:

$2^4\times 7^2\times {\mathrm{349}}^1\times {\mathrm{919}}^1$

素因数の和:1290

約数の個数: 60

約数和(自身を含む): 568974000

約数和(自身を除く): 317520896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 349, 392, 698, 784, 919, 1396, 1838, 2443, 2792, 3676, 4886, 5584, 6433, 7352, 9772, 12866, 14704, 17101, 19544, 25732, 34202, 39088, 45031, 51464, 68404, 90062, 102928, 136808, 180124, 273616, 320731, 360248, 641462, 720496, 1282924, 2245117, 2565848, 4490234, 5131696, 8980468, 15715819, 17960936, 31431638, 35921872, 62863276, 125726552, 251453104]

約数ペア:

[(1, 251453104), (2, 125726552), (4, 62863276), (7, 35921872), (8, 31431638), (14, 17960936), (16, 15715819), (28, 8980468), (49, 5131696), (56, 4490234), (98, 2565848), (112, 2245117), (196, 1282924), (349, 720496), (392, 641462), (698, 360248), (784, 320731), (919, 273616), (1396, 180124), (1838, 136808), (2443, 102928), (2792, 90062), (3676, 68404), (4886, 51464), (5584, 45031), (6433, 39088), (7352, 34202), (9772, 25732), (12866, 19544), (14704, 17101)]