3215380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{193}}^1$

素因数の和:233

約数の個数: 72

約数和(自身を含む): 8359848

約数和(自身を除く): 5144468

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 193, 196, 238, 245, 340, 386, 476, 490, 595, 772, 833, 965, 980, 1190, 1351, 1666, 1930, 2380, 2702, 3281, 3332, 3860, 4165, 5404, 6562, 6755, 8330, 9457, 13124, 13510, 16405, 16660, 18914, 22967, 27020, 32810, 37828, 45934, 47285, 65620, 91868, 94570, 114835, 160769, 189140, 229670, 321538, 459340, 643076, 803845, 1607690, 3215380]

約数ペア:

[(1, 3215380), (2, 1607690), (4, 803845), (5, 643076), (7, 459340), (10, 321538), (14, 229670), (17, 189140), (20, 160769), (28, 114835), (34, 94570), (35, 91868), (49, 65620), (68, 47285), (70, 45934), (85, 37828), (98, 32810), (119, 27020), (140, 22967), (170, 18914), (193, 16660), (196, 16405), (238, 13510), (245, 13124), (340, 9457), (386, 8330), (476, 6755), (490, 6562), (595, 5404), (772, 4165), (833, 3860), (965, 3332), (980, 3281), (1190, 2702), (1351, 2380), (1666, 1930)]