150804920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{538589}}^1$

素因数の和:538607

約数の個数: 32

約数和(自身を含む): 387784800

約数和(自身を除く): 236979880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 538589, 1077178, 2154356, 2692945, 3770123, 4308712, 5385890, 7540246, 10771780, 15080492, 18850615, 21543560, 30160984, 37701230, 75402460, 150804920]

約数ペア:

[(1, 150804920), (2, 75402460), (4, 37701230), (5, 30160984), (7, 21543560), (8, 18850615), (10, 15080492), (14, 10771780), (20, 7540246), (28, 5385890), (35, 4308712), (40, 3770123), (56, 2692945), (70, 2154356), (140, 1077178), (280, 538589)]