640046448

素因数分解:

$2^4\times 3^5\times {\mathrm{164621}}^1$

素因数の和:164644

約数の個数: 60

約数和(自身を含む): 1857594648

約数和(自身を除く): 1217548200

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 972, 1296, 1944, 3888, 164621, 329242, 493863, 658484, 987726, 1316968, 1481589, 1975452, 2633936, 2963178, 3950904, 4444767, 5926356, 7901808, 8889534, 11852712, 13334301, 17779068, 23705424, 26668602, 35558136, 40002903, 53337204, 71116272, 80005806, 106674408, 160011612, 213348816, 320023224, 640046448]

約数ペア:

[(1, 640046448), (2, 320023224), (3, 213348816), (4, 160011612), (6, 106674408), (8, 80005806), (9, 71116272), (12, 53337204), (16, 40002903), (18, 35558136), (24, 26668602), (27, 23705424), (36, 17779068), (48, 13334301), (54, 11852712), (72, 8889534), (81, 7901808), (108, 5926356), (144, 4444767), (162, 3950904), (216, 2963178), (243, 2633936), (324, 1975452), (432, 1481589), (486, 1316968), (648, 987726), (972, 658484), (1296, 493863), (1944, 329242), (3888, 164621)]