218290470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{316363}}^1$

素因数の和:316396

約数の個数: 32

約数和(自身を含む): 546676992

約数和(自身を除く): 328386522

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 316363, 632726, 949089, 1581815, 1898178, 3163630, 4745445, 7276349, 9490890, 14552698, 21829047, 36381745, 43658094, 72763490, 109145235, 218290470]

約数ペア:

[(1, 218290470), (2, 109145235), (3, 72763490), (5, 43658094), (6, 36381745), (10, 21829047), (15, 14552698), (23, 9490890), (30, 7276349), (46, 4745445), (69, 3163630), (115, 1898178), (138, 1581815), (230, 949089), (345, 632726), (690, 316363)]