830996460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{659521}}^1$

素因数の和:659543

約数の個数: 72

約数和(自身を含む): 2880792096

約数和(自身を除く): 2049795636

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 659521, 1319042, 1978563, 2638084, 3297605, 3957126, 4616647, 5935689, 6595210, 7914252, 9233294, 9892815, 11871378, 13190420, 13849941, 18466588, 19785630, 23083235, 23742756, 27699882, 29678445, 39571260, 41549823, 46166470, 55399764, 59356890, 69249705, 83099646, 92332940, 118713780, 138499410, 166199292, 207749115, 276998820, 415498230, 830996460]

約数ペア:

[(1, 830996460), (2, 415498230), (3, 276998820), (4, 207749115), (5, 166199292), (6, 138499410), (7, 118713780), (9, 92332940), (10, 83099646), (12, 69249705), (14, 59356890), (15, 55399764), (18, 46166470), (20, 41549823), (21, 39571260), (28, 29678445), (30, 27699882), (35, 23742756), (36, 23083235), (42, 19785630), (45, 18466588), (60, 13849941), (63, 13190420), (70, 11871378), (84, 9892815), (90, 9233294), (105, 7914252), (126, 6595210), (140, 5935689), (180, 4616647), (210, 3957126), (252, 3297605), (315, 2638084), (420, 1978563), (630, 1319042), (1260, 659521)]