20160807040

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^2\times {\mathrm{257}}^1\times {\mathrm{1013}}^1$

素因数の和:1311

約数の個数: 192

約数和(自身を含む): 53235425880

約数和(自身を除く): 33074618840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 128, 160, 176, 220, 242, 257, 320, 352, 440, 484, 514, 605, 640, 704, 880, 968, 1013, 1028, 1210, 1285, 1408, 1760, 1936, 2026, 2056, 2420, 2570, 2827, 3520, 3872, 4052, 4112, 4840, 5065, 5140, 5654, 7040, 7744, 8104, 8224, 9680, 10130, 10280, 11143, 11308, 14135, 15488, 16208, 16448, 19360, 20260, 20560, 22286, 22616, 28270, 31097, 32416, 32896, 38720, 40520, 41120, 44572, 45232, 55715, 56540, 62194, 64832, 77440, 81040, 82240, 89144, 90464, 111430, 113080, 122573, 124388, 129664, 155485, 162080, 164480, 178288, 180928, 222860, 226160, 245146, 248776, 260341, 310970, 324160, 356576, 361856, 445720, 452320, 490292, 497552, 520682, 612865, 621940, 648320, 713152, 891440, 904640, 980584, 995104, 1041364, 1225730, 1243880, 1301705, 1426304, 1782880, 1809280, 1961168, 1990208, 2082728, 2451460, 2487760, 2603410, 2863751, 3565760, 3922336, 3980416, 4165456, 4902920, 4975520, 5206820, 5727502, 7131520, 7844672, 8330912, 9805840, 9951040, 10413640, 11455004, 14318755, 15689344, 16661824, 19611680, 19902080, 20827280, 22910008, 28637510, 31501261, 33323648, 39223360, 41654560, 45820016, 57275020, 63002522, 78446720, 83309120, 91640032, 114550040, 126005044, 157506305, 166618240, 183280064, 229100080, 252010088, 315012610, 366560128, 458200160, 504020176, 630025220, 916400320, 1008040352, 1260050440, 1832800640, 2016080704, 2520100880, 4032161408, 5040201760, 10080403520, 20160807040]

約数ペア:

[(1, 20160807040), (2, 10080403520), (4, 5040201760), (5, 4032161408), (8, 2520100880), (10, 2016080704), (11, 1832800640), (16, 1260050440), (20, 1008040352), (22, 916400320), (32, 630025220), (40, 504020176), (44, 458200160), (55, 366560128), (64, 315012610), (80, 252010088), (88, 229100080), (110, 183280064), (121, 166618240), (128, 157506305), (160, 126005044), (176, 114550040), (220, 91640032), (242, 83309120), (257, 78446720), (320, 63002522), (352, 57275020), (440, 45820016), (484, 41654560), (514, 39223360), (605, 33323648), (640, 31501261), (704, 28637510), (880, 22910008), (968, 20827280), (1013, 19902080), (1028, 19611680), (1210, 16661824), (1285, 15689344), (1408, 14318755), (1760, 11455004), (1936, 10413640), (2026, 9951040), (2056, 9805840), (2420, 8330912), (2570, 7844672), (2827, 7131520), (3520, 5727502), (3872, 5206820), (4052, 4975520), (4112, 4902920), (4840, 4165456), (5065, 3980416), (5140, 3922336), (5654, 3565760), (7040, 2863751), (7744, 2603410), (8104, 2487760), (8224, 2451460), (9680, 2082728), (10130, 1990208), (10280, 1961168), (11143, 1809280), (11308, 1782880), (14135, 1426304), (15488, 1301705), (16208, 1243880), (16448, 1225730), (19360, 1041364), (20260, 995104), (20560, 980584), (22286, 904640), (22616, 891440), (28270, 713152), (31097, 648320), (32416, 621940), (32896, 612865), (38720, 520682), (40520, 497552), (41120, 490292), (44572, 452320), (45232, 445720), (55715, 361856), (56540, 356576), (62194, 324160), (64832, 310970), (77440, 260341), (81040, 248776), (82240, 245146), (89144, 226160), (90464, 222860), (111430, 180928), (113080, 178288), (122573, 164480), (124388, 162080), (129664, 155485)]