30120426

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{277}}^1\times {\mathrm{863}}^1$

素因数の和:1155

約数の個数: 48

約数和(自身を含む): 74939904

約数和(自身を除く): 44819478

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 277, 554, 831, 863, 1662, 1726, 1939, 2493, 2589, 3878, 4986, 5178, 5817, 6041, 7767, 11634, 12082, 15534, 17451, 18123, 34902, 36246, 54369, 108738, 239051, 478102, 717153, 1434306, 1673357, 2151459, 3346714, 4302918, 5020071, 10040142, 15060213, 30120426]

約数ペア:

[(1, 30120426), (2, 15060213), (3, 10040142), (6, 5020071), (7, 4302918), (9, 3346714), (14, 2151459), (18, 1673357), (21, 1434306), (42, 717153), (63, 478102), (126, 239051), (277, 108738), (554, 54369), (831, 36246), (863, 34902), (1662, 18123), (1726, 17451), (1939, 15534), (2493, 12082), (2589, 11634), (3878, 7767), (4986, 6041), (5178, 5817)]