551071080

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{72893}}^1$

素因数の和:72920

約数の個数: 128

約数和(自身を含む): 2099347200

約数和(自身を除く): 1548276120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 72893, 145786, 218679, 291572, 364465, 437358, 510251, 583144, 656037, 728930, 874716, 1020502, 1093395, 1312074, 1457860, 1530753, 1749432, 1968111, 2041004, 2186790, 2551255, 2624148, 2915720, 3061506, 3280185, 3936222, 4082008, 4373580, 4592259, 5102510, 5248296, 6123012, 6560370, 7653765, 7872444, 8747160, 9184518, 9840555, 10205020, 12246024, 13120740, 13776777, 15307530, 15744888, 18369036, 19681110, 20410040, 22961295, 26241480, 27553554, 30615060, 36738072, 39362220, 45922590, 55107108, 61230120, 68883885, 78724440, 91845180, 110214216, 137767770, 183690360, 275535540, 551071080]

約数ペア:

[(1, 551071080), (2, 275535540), (3, 183690360), (4, 137767770), (5, 110214216), (6, 91845180), (7, 78724440), (8, 68883885), (9, 61230120), (10, 55107108), (12, 45922590), (14, 39362220), (15, 36738072), (18, 30615060), (20, 27553554), (21, 26241480), (24, 22961295), (27, 20410040), (28, 19681110), (30, 18369036), (35, 15744888), (36, 15307530), (40, 13776777), (42, 13120740), (45, 12246024), (54, 10205020), (56, 9840555), (60, 9184518), (63, 8747160), (70, 7872444), (72, 7653765), (84, 6560370), (90, 6123012), (105, 5248296), (108, 5102510), (120, 4592259), (126, 4373580), (135, 4082008), (140, 3936222), (168, 3280185), (180, 3061506), (189, 2915720), (210, 2624148), (216, 2551255), (252, 2186790), (270, 2041004), (280, 1968111), (315, 1749432), (360, 1530753), (378, 1457860), (420, 1312074), (504, 1093395), (540, 1020502), (630, 874716), (756, 728930), (840, 656037), (945, 583144), (1080, 510251), (1260, 437358), (1512, 364465), (1890, 291572), (2520, 218679), (3780, 145786), (7560, 72893)]