28791270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:294

約数の個数: 96

約数和(自身を含む): 80028000

約数和(自身を除く): 51236730

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 113, 114, 149, 171, 190, 226, 285, 298, 339, 342, 447, 565, 570, 678, 745, 855, 894, 1017, 1130, 1341, 1490, 1695, 1710, 2034, 2147, 2235, 2682, 2831, 3390, 4294, 4470, 5085, 5662, 6441, 6705, 8493, 10170, 10735, 12882, 13410, 14155, 16837, 16986, 19323, 21470, 25479, 28310, 32205, 33674, 38646, 42465, 50511, 50958, 64410, 84185, 84930, 96615, 101022, 127395, 151533, 168370, 193230, 252555, 254790, 303066, 319903, 505110, 639806, 757665, 959709, 1515330, 1599515, 1919418, 2879127, 3199030, 4798545, 5758254, 9597090, 14395635, 28791270]

約数ペア:

[(1, 28791270), (2, 14395635), (3, 9597090), (5, 5758254), (6, 4798545), (9, 3199030), (10, 2879127), (15, 1919418), (18, 1599515), (19, 1515330), (30, 959709), (38, 757665), (45, 639806), (57, 505110), (90, 319903), (95, 303066), (113, 254790), (114, 252555), (149, 193230), (171, 168370), (190, 151533), (226, 127395), (285, 101022), (298, 96615), (339, 84930), (342, 84185), (447, 64410), (565, 50958), (570, 50511), (678, 42465), (745, 38646), (855, 33674), (894, 32205), (1017, 28310), (1130, 25479), (1341, 21470), (1490, 19323), (1695, 16986), (1710, 16837), (2034, 14155), (2147, 13410), (2235, 12882), (2682, 10735), (2831, 10170), (3390, 8493), (4294, 6705), (4470, 6441), (5085, 5662)]