28206488880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{39175679}}^1$

素因数の和:39175698

約数の個数: 60

約数和(自身を含む): 94726794240

約数和(自身を除く): 66520305360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 39175679, 78351358, 117527037, 156702716, 195878395, 235054074, 313405432, 352581111, 391756790, 470108148, 587635185, 626810864, 705162222, 783513580, 940216296, 1175270370, 1410324444, 1567027160, 1762905555, 1880432592, 2350540740, 2820648888, 3134054320, 3525811110, 4701081480, 5641297776, 7051622220, 9402162960, 14103244440, 28206488880]

約数ペア:

[(1, 28206488880), (2, 14103244440), (3, 9402162960), (4, 7051622220), (5, 5641297776), (6, 4701081480), (8, 3525811110), (9, 3134054320), (10, 2820648888), (12, 2350540740), (15, 1880432592), (16, 1762905555), (18, 1567027160), (20, 1410324444), (24, 1175270370), (30, 940216296), (36, 783513580), (40, 705162222), (45, 626810864), (48, 587635185), (60, 470108148), (72, 391756790), (80, 352581111), (90, 313405432), (120, 235054074), (144, 195878395), (180, 156702716), (240, 117527037), (360, 78351358), (720, 39175679)]