245034916

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{71}}^1\times {\mathrm{233}}^1$

素因数の和:361

約数の個数: 72

約数和(自身を含む): 521748864

約数和(自身を除く): 276713948

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 71, 92, 142, 161, 233, 284, 322, 466, 497, 529, 644, 932, 994, 1058, 1631, 1633, 1988, 2116, 3262, 3266, 3703, 5359, 6524, 6532, 7406, 10718, 11431, 14812, 16543, 21436, 22862, 33086, 37513, 37559, 45724, 66172, 75026, 75118, 115801, 123257, 150052, 150236, 231602, 246514, 262913, 380489, 463204, 493028, 525826, 760978, 862799, 1051652, 1521956, 1725598, 2663423, 3451196, 5326846, 8751247, 10653692, 17502494, 35004988, 61258729, 122517458, 245034916]

約数ペア:

[(1, 245034916), (2, 122517458), (4, 61258729), (7, 35004988), (14, 17502494), (23, 10653692), (28, 8751247), (46, 5326846), (71, 3451196), (92, 2663423), (142, 1725598), (161, 1521956), (233, 1051652), (284, 862799), (322, 760978), (466, 525826), (497, 493028), (529, 463204), (644, 380489), (932, 262913), (994, 246514), (1058, 231602), (1631, 150236), (1633, 150052), (1988, 123257), (2116, 115801), (3262, 75118), (3266, 75026), (3703, 66172), (5359, 45724), (6524, 37559), (6532, 37513), (7406, 33086), (10718, 22862), (11431, 21436), (14812, 16543)]