210840678

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{3203}}^1$

素因数の和:3290

約数の個数: 64

約数和(自身を含む): 498286080

約数和(自身を除く): 287445402

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 53, 54, 69, 106, 138, 159, 207, 318, 414, 477, 621, 954, 1219, 1242, 1431, 2438, 2862, 3203, 3657, 6406, 7314, 9609, 10971, 19218, 21942, 28827, 32913, 57654, 65826, 73669, 86481, 147338, 169759, 172962, 221007, 339518, 442014, 509277, 663021, 1018554, 1326042, 1527831, 1989063, 3055662, 3904457, 3978126, 4583493, 7808914, 9166986, 11713371, 23426742, 35140113, 70280226, 105420339, 210840678]

約数ペア:

[(1, 210840678), (2, 105420339), (3, 70280226), (6, 35140113), (9, 23426742), (18, 11713371), (23, 9166986), (27, 7808914), (46, 4583493), (53, 3978126), (54, 3904457), (69, 3055662), (106, 1989063), (138, 1527831), (159, 1326042), (207, 1018554), (318, 663021), (414, 509277), (477, 442014), (621, 339518), (954, 221007), (1219, 172962), (1242, 169759), (1431, 147338), (2438, 86481), (2862, 73669), (3203, 65826), (3657, 57654), (6406, 32913), (7314, 28827), (9609, 21942), (10971, 19218)]