206518920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1720991}}^1$

素因数の和:1721005

約数の個数: 32

約数和(自身を含む): 619557120

約数和(自身を除く): 413038200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1720991, 3441982, 5162973, 6883964, 8604955, 10325946, 13767928, 17209910, 20651892, 25814865, 34419820, 41303784, 51629730, 68839640, 103259460, 206518920]

約数ペア:

[(1, 206518920), (2, 103259460), (3, 68839640), (4, 51629730), (5, 41303784), (6, 34419820), (8, 25814865), (10, 20651892), (12, 17209910), (15, 13767928), (20, 10325946), (24, 8604955), (30, 6883964), (40, 5162973), (60, 3441982), (120, 1720991)]