80531520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{563}}^1$

素因数の和:732

約数の個数: 112

約数和(自身を含む): 257860800

約数和(自身を除く): 177329280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 149, 160, 192, 240, 298, 320, 447, 480, 563, 596, 745, 894, 960, 1126, 1192, 1490, 1689, 1788, 2235, 2252, 2384, 2815, 2980, 3378, 3576, 4470, 4504, 4768, 5630, 5960, 6756, 7152, 8445, 8940, 9008, 9536, 11260, 11920, 13512, 14304, 16890, 17880, 18016, 22520, 23840, 27024, 28608, 33780, 35760, 36032, 45040, 47680, 54048, 67560, 71520, 83887, 90080, 108096, 135120, 143040, 167774, 180160, 251661, 270240, 335548, 419435, 503322, 540480, 671096, 838870, 1006644, 1258305, 1342192, 1677740, 2013288, 2516610, 2684384, 3355480, 4026576, 5033220, 5368768, 6710960, 8053152, 10066440, 13421920, 16106304, 20132880, 26843840, 40265760, 80531520]

約数ペア:

[(1, 80531520), (2, 40265760), (3, 26843840), (4, 20132880), (5, 16106304), (6, 13421920), (8, 10066440), (10, 8053152), (12, 6710960), (15, 5368768), (16, 5033220), (20, 4026576), (24, 3355480), (30, 2684384), (32, 2516610), (40, 2013288), (48, 1677740), (60, 1342192), (64, 1258305), (80, 1006644), (96, 838870), (120, 671096), (149, 540480), (160, 503322), (192, 419435), (240, 335548), (298, 270240), (320, 251661), (447, 180160), (480, 167774), (563, 143040), (596, 135120), (745, 108096), (894, 90080), (960, 83887), (1126, 71520), (1192, 67560), (1490, 54048), (1689, 47680), (1788, 45040), (2235, 36032), (2252, 35760), (2384, 33780), (2815, 28608), (2980, 27024), (3378, 23840), (3576, 22520), (4470, 18016), (4504, 17880), (4768, 16890), (5630, 14304), (5960, 13512), (6756, 11920), (7152, 11260), (8445, 9536), (8940, 9008)]