28140900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{4937}}^1$

素因数の和:4973

約数の個数: 72

約数和(自身を含む): 85723680

約数和(自身を除く): 57582780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 114, 150, 190, 228, 285, 300, 380, 475, 570, 950, 1140, 1425, 1900, 2850, 4937, 5700, 9874, 14811, 19748, 24685, 29622, 49370, 59244, 74055, 93803, 98740, 123425, 148110, 187606, 246850, 281409, 296220, 370275, 375212, 469015, 493700, 562818, 740550, 938030, 1125636, 1407045, 1481100, 1876060, 2345075, 2814090, 4690150, 5628180, 7035225, 9380300, 14070450, 28140900]

約数ペア:

[(1, 28140900), (2, 14070450), (3, 9380300), (4, 7035225), (5, 5628180), (6, 4690150), (10, 2814090), (12, 2345075), (15, 1876060), (19, 1481100), (20, 1407045), (25, 1125636), (30, 938030), (38, 740550), (50, 562818), (57, 493700), (60, 469015), (75, 375212), (76, 370275), (95, 296220), (100, 281409), (114, 246850), (150, 187606), (190, 148110), (228, 123425), (285, 98740), (300, 93803), (380, 74055), (475, 59244), (570, 49370), (950, 29622), (1140, 24685), (1425, 19748), (1900, 14811), (2850, 9874), (4937, 5700)]