128286840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97187}}^1$

素因数の和:97212

約数の個数: 64

約数和(自身を含む): 419852160

約数和(自身を除く): 291565320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 97187, 194374, 291561, 388748, 485935, 583122, 777496, 971870, 1069057, 1166244, 1457805, 1943740, 2138114, 2332488, 2915610, 3207171, 3887480, 4276228, 5345285, 5831220, 6414342, 8552456, 10690570, 11662440, 12828684, 16035855, 21381140, 25657368, 32071710, 42762280, 64143420, 128286840]

約数ペア:

[(1, 128286840), (2, 64143420), (3, 42762280), (4, 32071710), (5, 25657368), (6, 21381140), (8, 16035855), (10, 12828684), (11, 11662440), (12, 10690570), (15, 8552456), (20, 6414342), (22, 5831220), (24, 5345285), (30, 4276228), (33, 3887480), (40, 3207171), (44, 2915610), (55, 2332488), (60, 2138114), (66, 1943740), (88, 1457805), (110, 1166244), (120, 1069057), (132, 971870), (165, 777496), (220, 583122), (264, 485935), (330, 388748), (440, 291561), (660, 194374), (1320, 97187)]