66404688

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{769}}^1$

素因数の和:1044

約数の個数: 80

約数和(自身を含む): 197070720

約数和(自身を除く): 130666032

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 257, 336, 514, 769, 771, 1028, 1538, 1542, 1799, 2056, 2307, 3076, 3084, 3598, 4112, 4614, 5383, 5397, 6152, 6168, 7196, 9228, 10766, 10794, 12304, 12336, 14392, 16149, 18456, 21532, 21588, 28784, 32298, 36912, 43064, 43176, 64596, 86128, 86352, 129192, 197633, 258384, 395266, 592899, 790532, 1185798, 1383431, 1581064, 2371596, 2766862, 3162128, 4150293, 4743192, 5533724, 8300586, 9486384, 11067448, 16601172, 22134896, 33202344, 66404688]

約数ペア:

[(1, 66404688), (2, 33202344), (3, 22134896), (4, 16601172), (6, 11067448), (7, 9486384), (8, 8300586), (12, 5533724), (14, 4743192), (16, 4150293), (21, 3162128), (24, 2766862), (28, 2371596), (42, 1581064), (48, 1383431), (56, 1185798), (84, 790532), (112, 592899), (168, 395266), (257, 258384), (336, 197633), (514, 129192), (769, 86352), (771, 86128), (1028, 64596), (1538, 43176), (1542, 43064), (1799, 36912), (2056, 32298), (2307, 28784), (3076, 21588), (3084, 21532), (3598, 18456), (4112, 16149), (4614, 14392), (5383, 12336), (5397, 12304), (6152, 10794), (6168, 10766), (7196, 9228)]