78583120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{12757}}^1$

素因数の和:12788

約数の個数: 80

約数和(自身を含む): 227806848

約数和(自身を除く): 149223728

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 12757, 25514, 51028, 63785, 89299, 102056, 127570, 140327, 178598, 204112, 255140, 280654, 357196, 446495, 510280, 561308, 701635, 714392, 892990, 982289, 1020560, 1122616, 1403270, 1428784, 1785980, 1964578, 2245232, 2806540, 3571960, 3929156, 4911445, 5613080, 7143920, 7858312, 9822890, 11226160, 15716624, 19645780, 39291560, 78583120]

約数ペア:

[(1, 78583120), (2, 39291560), (4, 19645780), (5, 15716624), (7, 11226160), (8, 9822890), (10, 7858312), (11, 7143920), (14, 5613080), (16, 4911445), (20, 3929156), (22, 3571960), (28, 2806540), (35, 2245232), (40, 1964578), (44, 1785980), (55, 1428784), (56, 1403270), (70, 1122616), (77, 1020560), (80, 982289), (88, 892990), (110, 714392), (112, 701635), (140, 561308), (154, 510280), (176, 446495), (220, 357196), (280, 280654), (308, 255140), (385, 204112), (440, 178598), (560, 140327), (616, 127570), (770, 102056), (880, 89299), (1232, 63785), (1540, 51028), (3080, 25514), (6160, 12757)]