221430810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{26267}}^1$

素因数の和:26558

約数の個数: 32

約数和(自身を含む): 533345472

約数和(自身を除く): 311914662

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 281, 562, 843, 1405, 1686, 2810, 4215, 8430, 26267, 52534, 78801, 131335, 157602, 262670, 394005, 788010, 7381027, 14762054, 22143081, 36905135, 44286162, 73810270, 110715405, 221430810]

約数ペア:

[(1, 221430810), (2, 110715405), (3, 73810270), (5, 44286162), (6, 36905135), (10, 22143081), (15, 14762054), (30, 7381027), (281, 788010), (562, 394005), (843, 262670), (1405, 157602), (1686, 131335), (2810, 78801), (4215, 52534), (8430, 26267)]