318117268

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^2\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:321

約数の個数: 72

約数和(自身を含む): 672568512

約数和(自身を除く): 354451244

約数列:

[1, 2, 4, 7, 14, 28, 37, 43, 74, 86, 148, 172, 193, 259, 301, 386, 518, 602, 772, 1036, 1204, 1351, 1369, 1591, 2702, 2738, 3182, 5404, 5476, 6364, 7141, 8299, 9583, 11137, 14282, 16598, 19166, 22274, 28564, 33196, 38332, 44548, 49987, 58093, 58867, 99974, 116186, 117734, 199948, 232372, 235468, 264217, 307063, 412069, 528434, 614126, 824138, 1056868, 1228252, 1648276, 1849519, 2149441, 3699038, 4298882, 7398076, 8597764, 11361331, 22722662, 45445324, 79529317, 159058634, 318117268]

約数ペア:

[(1, 318117268), (2, 159058634), (4, 79529317), (7, 45445324), (14, 22722662), (28, 11361331), (37, 8597764), (43, 7398076), (74, 4298882), (86, 3699038), (148, 2149441), (172, 1849519), (193, 1648276), (259, 1228252), (301, 1056868), (386, 824138), (518, 614126), (602, 528434), (772, 412069), (1036, 307063), (1204, 264217), (1351, 235468), (1369, 232372), (1591, 199948), (2702, 117734), (2738, 116186), (3182, 99974), (5404, 58867), (5476, 58093), (6364, 49987), (7141, 44548), (8299, 38332), (9583, 33196), (11137, 28564), (14282, 22274), (16598, 19166)]