255592980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1419961}}^1$

素因数の和:1419976

約数の個数: 36

約数和(自身を含む): 775299252

約数和(自身を除く): 519706272

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1419961, 2839922, 4259883, 5679844, 7099805, 8519766, 12779649, 14199610, 17039532, 21299415, 25559298, 28399220, 42598830, 51118596, 63898245, 85197660, 127796490, 255592980]

約数ペア:

[(1, 255592980), (2, 127796490), (3, 85197660), (4, 63898245), (5, 51118596), (6, 42598830), (9, 28399220), (10, 25559298), (12, 21299415), (15, 17039532), (18, 14199610), (20, 12779649), (30, 8519766), (36, 7099805), (45, 5679844), (60, 4259883), (90, 2839922), (180, 1419961)]