78446720

素因数分解:

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

素因数の和:1054

約数の個数: 96

約数和(自身を含む): 206338860

約数和(自身を除く): 127892140

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, 320, 352, 440, 484, 605, 640, 704, 880, 968, 1013, 1210, 1408, 1760, 1936, 2026, 2420, 3520, 3872, 4052, 4840, 5065, 7040, 7744, 8104, 9680, 10130, 11143, 15488, 16208, 19360, 20260, 22286, 32416, 38720, 40520, 44572, 55715, 64832, 77440, 81040, 89144, 111430, 122573, 129664, 162080, 178288, 222860, 245146, 324160, 356576, 445720, 490292, 612865, 648320, 713152, 891440, 980584, 1225730, 1426304, 1782880, 1961168, 2451460, 3565760, 3922336, 4902920, 7131520, 7844672, 9805840, 15689344, 19611680, 39223360, 78446720]

約数ペア:

[(1, 78446720), (2, 39223360), (4, 19611680), (5, 15689344), (8, 9805840), (10, 7844672), (11, 7131520), (16, 4902920), (20, 3922336), (22, 3565760), (32, 2451460), (40, 1961168), (44, 1782880), (55, 1426304), (64, 1225730), (80, 980584), (88, 891440), (110, 713152), (121, 648320), (128, 612865), (160, 490292), (176, 445720), (220, 356576), (242, 324160), (320, 245146), (352, 222860), (440, 178288), (484, 162080), (605, 129664), (640, 122573), (704, 111430), (880, 89144), (968, 81040), (1013, 77440), (1210, 64832), (1408, 55715), (1760, 44572), (1936, 40520), (2026, 38720), (2420, 32416), (3520, 22286), (3872, 20260), (4052, 19360), (4840, 16208), (5065, 15488), (7040, 11143), (7744, 10130), (8104, 9680)]