15267280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:356

約数の個数: 80

約数和(自身を含む): 41068800

約数和(自身を除く): 25801520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 137, 140, 199, 274, 280, 398, 548, 560, 685, 796, 959, 995, 1096, 1370, 1393, 1592, 1918, 1990, 2192, 2740, 2786, 3184, 3836, 3980, 4795, 5480, 5572, 6965, 7672, 7960, 9590, 10960, 11144, 13930, 15344, 15920, 19180, 22288, 27263, 27860, 38360, 54526, 55720, 76720, 109052, 111440, 136315, 190841, 218104, 272630, 381682, 436208, 545260, 763364, 954205, 1090520, 1526728, 1908410, 2181040, 3053456, 3816820, 7633640, 15267280]

約数ペア:

[(1, 15267280), (2, 7633640), (4, 3816820), (5, 3053456), (7, 2181040), (8, 1908410), (10, 1526728), (14, 1090520), (16, 954205), (20, 763364), (28, 545260), (35, 436208), (40, 381682), (56, 272630), (70, 218104), (80, 190841), (112, 136315), (137, 111440), (140, 109052), (199, 76720), (274, 55720), (280, 54526), (398, 38360), (548, 27860), (560, 27263), (685, 22288), (796, 19180), (959, 15920), (995, 15344), (1096, 13930), (1370, 11144), (1393, 10960), (1592, 9590), (1918, 7960), (1990, 7672), (2192, 6965), (2740, 5572), (2786, 5480), (3184, 4795), (3836, 3980)]