204519040

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:199

約数の個数: 192

約数和(自身を含む): 569772000

約数和(自身を除く): 365252960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 121, 128, 139, 152, 160, 176, 190, 209, 220, 242, 278, 304, 320, 352, 380, 418, 440, 484, 556, 605, 608, 640, 695, 704, 760, 836, 880, 968, 1045, 1112, 1210, 1216, 1390, 1408, 1520, 1529, 1672, 1760, 1936, 2090, 2224, 2299, 2420, 2432, 2641, 2780, 3040, 3058, 3344, 3520, 3872, 4180, 4448, 4598, 4840, 5282, 5560, 6080, 6116, 6688, 7040, 7645, 7744, 8360, 8896, 9196, 9680, 10564, 11120, 11495, 12160, 12232, 13205, 13376, 15290, 15488, 16720, 16819, 17792, 18392, 19360, 21128, 22240, 22990, 24464, 26410, 26752, 29051, 30580, 33440, 33638, 36784, 38720, 42256, 44480, 45980, 48928, 52820, 58102, 61160, 66880, 67276, 73568, 77440, 84095, 84512, 88960, 91960, 97856, 105640, 116204, 122320, 133760, 134552, 145255, 147136, 168190, 169024, 183920, 195712, 211280, 232408, 244640, 269104, 290510, 294272, 319561, 336380, 338048, 367840, 422560, 464816, 489280, 538208, 581020, 639122, 672760, 735680, 845120, 929632, 978560, 1076416, 1162040, 1278244, 1345520, 1471360, 1597805, 1690240, 1859264, 2152832, 2324080, 2556488, 2691040, 3195610, 3718528, 4648160, 5112976, 5382080, 6391220, 9296320, 10225952, 10764160, 12782440, 18592640, 20451904, 25564880, 40903808, 51129760, 102259520, 204519040]

約数ペア:

[(1, 204519040), (2, 102259520), (4, 51129760), (5, 40903808), (8, 25564880), (10, 20451904), (11, 18592640), (16, 12782440), (19, 10764160), (20, 10225952), (22, 9296320), (32, 6391220), (38, 5382080), (40, 5112976), (44, 4648160), (55, 3718528), (64, 3195610), (76, 2691040), (80, 2556488), (88, 2324080), (95, 2152832), (110, 1859264), (121, 1690240), (128, 1597805), (139, 1471360), (152, 1345520), (160, 1278244), (176, 1162040), (190, 1076416), (209, 978560), (220, 929632), (242, 845120), (278, 735680), (304, 672760), (320, 639122), (352, 581020), (380, 538208), (418, 489280), (440, 464816), (484, 422560), (556, 367840), (605, 338048), (608, 336380), (640, 319561), (695, 294272), (704, 290510), (760, 269104), (836, 244640), (880, 232408), (968, 211280), (1045, 195712), (1112, 183920), (1210, 169024), (1216, 168190), (1390, 147136), (1408, 145255), (1520, 134552), (1529, 133760), (1672, 122320), (1760, 116204), (1936, 105640), (2090, 97856), (2224, 91960), (2299, 88960), (2420, 84512), (2432, 84095), (2641, 77440), (2780, 73568), (3040, 67276), (3058, 66880), (3344, 61160), (3520, 58102), (3872, 52820), (4180, 48928), (4448, 45980), (4598, 44480), (4840, 42256), (5282, 38720), (5560, 36784), (6080, 33638), (6116, 33440), (6688, 30580), (7040, 29051), (7645, 26752), (7744, 26410), (8360, 24464), (8896, 22990), (9196, 22240), (9680, 21128), (10564, 19360), (11120, 18392), (11495, 17792), (12160, 16819), (12232, 16720), (13205, 15488), (13376, 15290)]