243229980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{579119}}^1$

素因数の和:579138

約数の個数: 48

約数和(自身を含む): 778337280

約数和(自身を除く): 535107300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 579119, 1158238, 1737357, 2316476, 2895595, 3474714, 4053833, 5791190, 6949428, 8107666, 8686785, 11582380, 12161499, 16215332, 17373570, 20269165, 24322998, 34747140, 40538330, 48645996, 60807495, 81076660, 121614990, 243229980]

約数ペア:

[(1, 243229980), (2, 121614990), (3, 81076660), (4, 60807495), (5, 48645996), (6, 40538330), (7, 34747140), (10, 24322998), (12, 20269165), (14, 17373570), (15, 16215332), (20, 12161499), (21, 11582380), (28, 8686785), (30, 8107666), (35, 6949428), (42, 5791190), (60, 4053833), (70, 3474714), (84, 2895595), (105, 2316476), (140, 1737357), (210, 1158238), (420, 579119)]