28080123864

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{278639}}^1$

素因数の和:278697

約数の個数: 128

約数和(自身を含む): 84260736000

約数和(自身を除く): 56180612136

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 19, 24, 26, 34, 38, 39, 51, 52, 57, 68, 76, 78, 102, 104, 114, 136, 152, 156, 204, 221, 228, 247, 312, 323, 408, 442, 456, 494, 646, 663, 741, 884, 969, 988, 1292, 1326, 1482, 1768, 1938, 1976, 2584, 2652, 2964, 3876, 4199, 5304, 5928, 7752, 8398, 12597, 16796, 25194, 33592, 50388, 100776, 278639, 557278, 835917, 1114556, 1671834, 2229112, 3343668, 3622307, 4736863, 5294141, 6687336, 7244614, 9473726, 10588282, 10866921, 14210589, 14489228, 15882423, 18947452, 21176564, 21733842, 28421178, 28978456, 31764846, 37894904, 42353128, 43467684, 56842356, 61579219, 63529692, 68823833, 86935368, 90000397, 113684712, 123158438, 127059384, 137647666, 180000794, 184737657, 206471499, 246316876, 270001191, 275295332, 360001588, 369475314, 412942998, 492633752, 540002382, 550590664, 720003176, 738950628, 825885996, 1080004764, 1170005161, 1477901256, 1651771992, 2160009528, 2340010322, 3510015483, 4680020644, 7020030966, 9360041288, 14040061932, 28080123864]

約数ペア:

[(1, 28080123864), (2, 14040061932), (3, 9360041288), (4, 7020030966), (6, 4680020644), (8, 3510015483), (12, 2340010322), (13, 2160009528), (17, 1651771992), (19, 1477901256), (24, 1170005161), (26, 1080004764), (34, 825885996), (38, 738950628), (39, 720003176), (51, 550590664), (52, 540002382), (57, 492633752), (68, 412942998), (76, 369475314), (78, 360001588), (102, 275295332), (104, 270001191), (114, 246316876), (136, 206471499), (152, 184737657), (156, 180000794), (204, 137647666), (221, 127059384), (228, 123158438), (247, 113684712), (312, 90000397), (323, 86935368), (408, 68823833), (442, 63529692), (456, 61579219), (494, 56842356), (646, 43467684), (663, 42353128), (741, 37894904), (884, 31764846), (969, 28978456), (988, 28421178), (1292, 21733842), (1326, 21176564), (1482, 18947452), (1768, 15882423), (1938, 14489228), (1976, 14210589), (2584, 10866921), (2652, 10588282), (2964, 9473726), (3876, 7244614), (4199, 6687336), (5304, 5294141), (5928, 4736863), (7752, 3622307), (8398, 3343668), (12597, 2229112), (16796, 1671834), (25194, 1114556), (33592, 835917), (50388, 557278), (100776, 278639)]