182427280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1637}}^1$

素因数の和:1856

約数の個数: 80

約数和(自身を含む): 487468800

約数和(自身を除く): 305041520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 199, 280, 398, 560, 796, 995, 1393, 1592, 1637, 1990, 2786, 3184, 3274, 3980, 5572, 6548, 6965, 7960, 8185, 11144, 11459, 13096, 13930, 15920, 16370, 22288, 22918, 26192, 27860, 32740, 45836, 55720, 57295, 65480, 91672, 111440, 114590, 130960, 183344, 229180, 325763, 458360, 651526, 916720, 1303052, 1628815, 2280341, 2606104, 3257630, 4560682, 5212208, 6515260, 9121364, 11401705, 13030520, 18242728, 22803410, 26061040, 36485456, 45606820, 91213640, 182427280]

約数ペア:

[(1, 182427280), (2, 91213640), (4, 45606820), (5, 36485456), (7, 26061040), (8, 22803410), (10, 18242728), (14, 13030520), (16, 11401705), (20, 9121364), (28, 6515260), (35, 5212208), (40, 4560682), (56, 3257630), (70, 2606104), (80, 2280341), (112, 1628815), (140, 1303052), (199, 916720), (280, 651526), (398, 458360), (560, 325763), (796, 229180), (995, 183344), (1393, 130960), (1592, 114590), (1637, 111440), (1990, 91672), (2786, 65480), (3184, 57295), (3274, 55720), (3980, 45836), (5572, 32740), (6548, 27860), (6965, 26192), (7960, 22918), (8185, 22288), (11144, 16370), (11459, 15920), (13096, 13930)]