90286140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{214967}}^1$

素因数の和:214986

約数の個数: 48

約数和(自身を含む): 288916992

約数和(自身を除く): 198630852

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, 214967, 429934, 644901, 859868, 1074835, 1289802, 1504769, 2149670, 2579604, 3009538, 3224505, 4299340, 4514307, 6019076, 6449010, 7523845, 9028614, 12898020, 15047690, 18057228, 22571535, 30095380, 45143070, 90286140]

約数ペア:

[(1, 90286140), (2, 45143070), (3, 30095380), (4, 22571535), (5, 18057228), (6, 15047690), (7, 12898020), (10, 9028614), (12, 7523845), (14, 6449010), (15, 6019076), (20, 4514307), (21, 4299340), (28, 3224505), (30, 3009538), (35, 2579604), (42, 2149670), (60, 1504769), (70, 1289802), (84, 1074835), (105, 859868), (140, 644901), (210, 429934), (420, 214967)]