128389968

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{42457}}^1$

素因数の和:42481

約数の個数: 80

約数和(自身を含む): 421183360

約数和(自身を除く): 292793392

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 84, 108, 112, 126, 144, 168, 189, 216, 252, 336, 378, 432, 504, 756, 1008, 1512, 3024, 42457, 84914, 127371, 169828, 254742, 297199, 339656, 382113, 509484, 594398, 679312, 764226, 891597, 1018968, 1146339, 1188796, 1528452, 1783194, 2037936, 2292678, 2377592, 2674791, 3056904, 3566388, 4585356, 4755184, 5349582, 6113808, 7132776, 8024373, 9170712, 10699164, 14265552, 16048746, 18341424, 21398328, 32097492, 42796656, 64194984, 128389968]

約数ペア:

[(1, 128389968), (2, 64194984), (3, 42796656), (4, 32097492), (6, 21398328), (7, 18341424), (8, 16048746), (9, 14265552), (12, 10699164), (14, 9170712), (16, 8024373), (18, 7132776), (21, 6113808), (24, 5349582), (27, 4755184), (28, 4585356), (36, 3566388), (42, 3056904), (48, 2674791), (54, 2377592), (56, 2292678), (63, 2037936), (72, 1783194), (84, 1528452), (108, 1188796), (112, 1146339), (126, 1018968), (144, 891597), (168, 764226), (189, 679312), (216, 594398), (252, 509484), (336, 382113), (378, 339656), (432, 297199), (504, 254742), (756, 169828), (1008, 127371), (1512, 84914), (3024, 42457)]