315049840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{562589}}^1$

素因数の和:562609

約数の個数: 40

約数和(自身を含む): 837133920

約数和(自身を除く): 522084080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 562589, 1125178, 2250356, 2812945, 3938123, 4500712, 5625890, 7876246, 9001424, 11251780, 15752492, 19690615, 22503560, 31504984, 39381230, 45007120, 63009968, 78762460, 157524920, 315049840]

約数ペア:

[(1, 315049840), (2, 157524920), (4, 78762460), (5, 63009968), (7, 45007120), (8, 39381230), (10, 31504984), (14, 22503560), (16, 19690615), (20, 15752492), (28, 11251780), (35, 9001424), (40, 7876246), (56, 5625890), (70, 4500712), (80, 3938123), (112, 2812945), (140, 2250356), (280, 1125178), (560, 562589)]