20132880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{563}}^1$

素因数の和:728

約数の個数: 80

約数和(自身を含む): 62942400

約数和(自身を除く): 42809520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 149, 240, 298, 447, 563, 596, 745, 894, 1126, 1192, 1490, 1689, 1788, 2235, 2252, 2384, 2815, 2980, 3378, 3576, 4470, 4504, 5630, 5960, 6756, 7152, 8445, 8940, 9008, 11260, 11920, 13512, 16890, 17880, 22520, 27024, 33780, 35760, 45040, 67560, 83887, 135120, 167774, 251661, 335548, 419435, 503322, 671096, 838870, 1006644, 1258305, 1342192, 1677740, 2013288, 2516610, 3355480, 4026576, 5033220, 6710960, 10066440, 20132880]

約数ペア:

[(1, 20132880), (2, 10066440), (3, 6710960), (4, 5033220), (5, 4026576), (6, 3355480), (8, 2516610), (10, 2013288), (12, 1677740), (15, 1342192), (16, 1258305), (20, 1006644), (24, 838870), (30, 671096), (40, 503322), (48, 419435), (60, 335548), (80, 251661), (120, 167774), (149, 135120), (240, 83887), (298, 67560), (447, 45040), (563, 35760), (596, 33780), (745, 27024), (894, 22520), (1126, 17880), (1192, 16890), (1490, 13512), (1689, 11920), (1788, 11260), (2235, 9008), (2252, 8940), (2384, 8445), (2815, 7152), (2980, 6756), (3378, 5960), (3576, 5630), (4470, 4504)]