81744480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{56767}}^1$

素因数の和:56788

約数の個数: 72

約数和(自身を含む): 278957952

約数和(自身を除く): 197213472

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 56767, 113534, 170301, 227068, 283835, 340602, 454136, 510903, 567670, 681204, 851505, 908272, 1021806, 1135340, 1362408, 1703010, 1816544, 2043612, 2270680, 2554515, 2724816, 3406020, 4087224, 4541360, 5109030, 5449632, 6812040, 8174448, 9082720, 10218060, 13624080, 16348896, 20436120, 27248160, 40872240, 81744480]

約数ペア:

[(1, 81744480), (2, 40872240), (3, 27248160), (4, 20436120), (5, 16348896), (6, 13624080), (8, 10218060), (9, 9082720), (10, 8174448), (12, 6812040), (15, 5449632), (16, 5109030), (18, 4541360), (20, 4087224), (24, 3406020), (30, 2724816), (32, 2554515), (36, 2270680), (40, 2043612), (45, 1816544), (48, 1703010), (60, 1362408), (72, 1135340), (80, 1021806), (90, 908272), (96, 851505), (120, 681204), (144, 567670), (160, 510903), (180, 454136), (240, 340602), (288, 283835), (360, 227068), (480, 170301), (720, 113534), (1440, 56767)]