30408756

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{563}}^1\times {\mathrm{643}}^1$

素因数の和:1220

約数の個数: 48

約数和(自身を含む): 81360384

約数和(自身を除く): 50951628

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 563, 643, 1126, 1286, 1689, 1929, 2252, 2572, 3378, 3858, 3941, 4501, 6756, 7716, 7882, 9002, 11823, 13503, 15764, 18004, 23646, 27006, 47292, 54012, 362009, 724018, 1086027, 1448036, 2172054, 2534063, 4344108, 5068126, 7602189, 10136252, 15204378, 30408756]

約数ペア:

[(1, 30408756), (2, 15204378), (3, 10136252), (4, 7602189), (6, 5068126), (7, 4344108), (12, 2534063), (14, 2172054), (21, 1448036), (28, 1086027), (42, 724018), (84, 362009), (563, 54012), (643, 47292), (1126, 27006), (1286, 23646), (1689, 18004), (1929, 15764), (2252, 13503), (2572, 11823), (3378, 9002), (3858, 7882), (3941, 7716), (4501, 6756)]