156127240

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{35809}}^1$

素因数の和:35929

約数の個数: 32

約数和(自身を含む): 354519000

約数和(自身を除く): 198391760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 35809, 71618, 143236, 179045, 286472, 358090, 716180, 1432360, 3903181, 7806362, 15612724, 19515905, 31225448, 39031810, 78063620, 156127240]

約数ペア:

[(1, 156127240), (2, 78063620), (4, 39031810), (5, 31225448), (8, 19515905), (10, 15612724), (20, 7806362), (40, 3903181), (109, 1432360), (218, 716180), (436, 358090), (545, 286472), (872, 179045), (1090, 143236), (2180, 71618), (4360, 35809)]