28375440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{863}}^1$

素因数の和:1016

約数の個数: 80

約数和(自身を含む): 88708608

約数和(自身を除く): 60333168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 137, 240, 274, 411, 548, 685, 822, 863, 1096, 1370, 1644, 1726, 2055, 2192, 2589, 2740, 3288, 3452, 4110, 4315, 5178, 5480, 6576, 6904, 8220, 8630, 10356, 10960, 12945, 13808, 16440, 17260, 20712, 25890, 32880, 34520, 41424, 51780, 69040, 103560, 118231, 207120, 236462, 354693, 472924, 591155, 709386, 945848, 1182310, 1418772, 1773465, 1891696, 2364620, 2837544, 3546930, 4729240, 5675088, 7093860, 9458480, 14187720, 28375440]

約数ペア:

[(1, 28375440), (2, 14187720), (3, 9458480), (4, 7093860), (5, 5675088), (6, 4729240), (8, 3546930), (10, 2837544), (12, 2364620), (15, 1891696), (16, 1773465), (20, 1418772), (24, 1182310), (30, 945848), (40, 709386), (48, 591155), (60, 472924), (80, 354693), (120, 236462), (137, 207120), (240, 118231), (274, 103560), (411, 69040), (548, 51780), (685, 41424), (822, 34520), (863, 32880), (1096, 25890), (1370, 20712), (1644, 17260), (1726, 16440), (2055, 13808), (2192, 12945), (2589, 10960), (2740, 10356), (3288, 8630), (3452, 8220), (4110, 6904), (4315, 6576), (5178, 5480)]