280857876

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{78277}}^1$

素因数の和:78320

約数の個数: 48

約数和(自身を含む): 736439424

約数和(自身を除く): 455581548

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 69, 78, 92, 138, 156, 276, 299, 598, 897, 1196, 1794, 3588, 78277, 156554, 234831, 313108, 469662, 939324, 1017601, 1800371, 2035202, 3052803, 3600742, 4070404, 5401113, 6105606, 7201484, 10802226, 12211212, 21604452, 23404823, 46809646, 70214469, 93619292, 140428938, 280857876]

約数ペア:

[(1, 280857876), (2, 140428938), (3, 93619292), (4, 70214469), (6, 46809646), (12, 23404823), (13, 21604452), (23, 12211212), (26, 10802226), (39, 7201484), (46, 6105606), (52, 5401113), (69, 4070404), (78, 3600742), (92, 3052803), (138, 2035202), (156, 1800371), (276, 1017601), (299, 939324), (598, 469662), (897, 313108), (1196, 234831), (1794, 156554), (3588, 78277)]