204154278

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:449

約数の個数: 64

約数和(自身を含む): 442368000

約数和(自身を除く): 238213722

約数列:

[1, 2, 3, 6, 19, 38, 57, 59, 114, 118, 127, 177, 239, 254, 354, 381, 478, 717, 762, 1121, 1434, 2242, 2413, 3363, 4541, 4826, 6726, 7239, 7493, 9082, 13623, 14101, 14478, 14986, 22479, 27246, 28202, 30353, 42303, 44958, 60706, 84606, 91059, 142367, 182118, 267919, 284734, 427101, 535838, 576707, 803757, 854202, 1153414, 1607514, 1730121, 1790827, 3460242, 3581654, 5372481, 10744962, 34025713, 68051426, 102077139, 204154278]

約数ペア:

[(1, 204154278), (2, 102077139), (3, 68051426), (6, 34025713), (19, 10744962), (38, 5372481), (57, 3581654), (59, 3460242), (114, 1790827), (118, 1730121), (127, 1607514), (177, 1153414), (239, 854202), (254, 803757), (354, 576707), (381, 535838), (478, 427101), (717, 284734), (762, 267919), (1121, 182118), (1434, 142367), (2242, 91059), (2413, 84606), (3363, 60706), (4541, 44958), (4826, 42303), (6726, 30353), (7239, 28202), (7493, 27246), (9082, 22479), (13623, 14986), (14101, 14478)]