128391648

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1579}}^1$

素因数の和:1621

約数の個数: 144

約数和(自身を含む): 423642240

約数和(自身を除く): 295250592

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 56, 66, 77, 84, 88, 96, 112, 121, 132, 154, 168, 176, 224, 231, 242, 264, 308, 336, 352, 363, 462, 484, 528, 616, 672, 726, 847, 924, 968, 1056, 1232, 1452, 1579, 1694, 1848, 1936, 2464, 2541, 2904, 3158, 3388, 3696, 3872, 4737, 5082, 5808, 6316, 6776, 7392, 9474, 10164, 11053, 11616, 12632, 13552, 17369, 18948, 20328, 22106, 25264, 27104, 33159, 34738, 37896, 40656, 44212, 50528, 52107, 66318, 69476, 75792, 81312, 88424, 104214, 121583, 132636, 138952, 151584, 176848, 191059, 208428, 243166, 265272, 277904, 353696, 364749, 382118, 416856, 486332, 530544, 555808, 573177, 729498, 764236, 833712, 972664, 1061088, 1146354, 1337413, 1458996, 1528472, 1667424, 1945328, 2292708, 2674826, 2917992, 3056944, 3890656, 4012239, 4585416, 5349652, 5835984, 6113888, 8024478, 9170832, 10699304, 11671968, 16048956, 18341664, 21398608, 32097912, 42797216, 64195824, 128391648]

約数ペア:

[(1, 128391648), (2, 64195824), (3, 42797216), (4, 32097912), (6, 21398608), (7, 18341664), (8, 16048956), (11, 11671968), (12, 10699304), (14, 9170832), (16, 8024478), (21, 6113888), (22, 5835984), (24, 5349652), (28, 4585416), (32, 4012239), (33, 3890656), (42, 3056944), (44, 2917992), (48, 2674826), (56, 2292708), (66, 1945328), (77, 1667424), (84, 1528472), (88, 1458996), (96, 1337413), (112, 1146354), (121, 1061088), (132, 972664), (154, 833712), (168, 764236), (176, 729498), (224, 573177), (231, 555808), (242, 530544), (264, 486332), (308, 416856), (336, 382118), (352, 364749), (363, 353696), (462, 277904), (484, 265272), (528, 243166), (616, 208428), (672, 191059), (726, 176848), (847, 151584), (924, 138952), (968, 132636), (1056, 121583), (1232, 104214), (1452, 88424), (1579, 81312), (1694, 75792), (1848, 69476), (1936, 66318), (2464, 52107), (2541, 50528), (2904, 44212), (3158, 40656), (3388, 37896), (3696, 34738), (3872, 33159), (4737, 27104), (5082, 25264), (5808, 22106), (6316, 20328), (6776, 18948), (7392, 17369), (9474, 13552), (10164, 12632), (11053, 11616)]