128364304

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:368

約数の個数: 80

約数和(自身を含む): 276410880

約数和(自身を除く): 148046576

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 53, 62, 76, 106, 124, 152, 212, 248, 257, 304, 424, 496, 514, 589, 848, 1007, 1028, 1178, 1643, 2014, 2056, 2356, 3286, 4028, 4112, 4712, 4883, 6572, 7967, 8056, 9424, 9766, 13144, 13621, 15934, 16112, 19532, 26288, 27242, 31217, 31868, 39064, 54484, 62434, 63736, 78128, 108968, 124868, 127472, 151373, 217936, 249736, 258799, 302746, 422251, 499472, 517598, 605492, 844502, 1035196, 1210984, 1689004, 2070392, 2421968, 3378008, 4140784, 6756016, 8022769, 16045538, 32091076, 64182152, 128364304]

約数ペア:

[(1, 128364304), (2, 64182152), (4, 32091076), (8, 16045538), (16, 8022769), (19, 6756016), (31, 4140784), (38, 3378008), (53, 2421968), (62, 2070392), (76, 1689004), (106, 1210984), (124, 1035196), (152, 844502), (212, 605492), (248, 517598), (257, 499472), (304, 422251), (424, 302746), (496, 258799), (514, 249736), (589, 217936), (848, 151373), (1007, 127472), (1028, 124868), (1178, 108968), (1643, 78128), (2014, 63736), (2056, 62434), (2356, 54484), (3286, 39064), (4028, 31868), (4112, 31217), (4712, 27242), (4883, 26288), (6572, 19532), (7967, 16112), (8056, 15934), (9424, 13621), (9766, 13144)]