266732080

素因数分解:

$2^4\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{3209}}^1$

素因数の和:4261

約数の個数: 40

約数和(自身を含む): 620942400

約数和(自身を除く): 354210320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1039, 2078, 3209, 4156, 5195, 6418, 8312, 10390, 12836, 16045, 16624, 20780, 25672, 32090, 41560, 51344, 64180, 83120, 128360, 256720, 3334151, 6668302, 13336604, 16670755, 26673208, 33341510, 53346416, 66683020, 133366040, 266732080]

約数ペア:

[(1, 266732080), (2, 133366040), (4, 66683020), (5, 53346416), (8, 33341510), (10, 26673208), (16, 16670755), (20, 13336604), (40, 6668302), (80, 3334151), (1039, 256720), (2078, 128360), (3209, 83120), (4156, 64180), (5195, 51344), (6418, 41560), (8312, 32090), (10390, 25672), (12836, 20780), (16045, 16624)]