256020732

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{1543}}^1$

素因数の和:1983

約数の個数: 72

約数和(自身を含む): 708140160

約数和(自身を除く): 452119428

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 419, 838, 1257, 1543, 1676, 2514, 3086, 3771, 4609, 4629, 5028, 6172, 7542, 9218, 9258, 13827, 13887, 15084, 16973, 18436, 18516, 27654, 27774, 33946, 41481, 50919, 55308, 55548, 67892, 82962, 101838, 152757, 165924, 203676, 305514, 611028, 646517, 1293034, 1939551, 2586068, 3879102, 5818653, 7111687, 7758204, 11637306, 14223374, 21335061, 23274612, 28446748, 42670122, 64005183, 85340244, 128010366, 256020732]

約数ペア:

[(1, 256020732), (2, 128010366), (3, 85340244), (4, 64005183), (6, 42670122), (9, 28446748), (11, 23274612), (12, 21335061), (18, 14223374), (22, 11637306), (33, 7758204), (36, 7111687), (44, 5818653), (66, 3879102), (99, 2586068), (132, 1939551), (198, 1293034), (396, 646517), (419, 611028), (838, 305514), (1257, 203676), (1543, 165924), (1676, 152757), (2514, 101838), (3086, 82962), (3771, 67892), (4609, 55548), (4629, 55308), (5028, 50919), (6172, 41481), (7542, 33946), (9218, 27774), (9258, 27654), (13827, 18516), (13887, 18436), (15084, 16973)]