51780480

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1$

素因数の和:352

約数の個数: 128

約数和(自身を含む): 167076000

約数和(自身を除く): 115295520

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, 128, 149, 160, 181, 192, 240, 298, 320, 362, 384, 447, 480, 543, 596, 640, 724, 745, 894, 905, 960, 1086, 1192, 1448, 1490, 1788, 1810, 1920, 2172, 2235, 2384, 2715, 2896, 2980, 3576, 3620, 4344, 4470, 4768, 5430, 5792, 5960, 7152, 7240, 8688, 8940, 9536, 10860, 11584, 11920, 14304, 14480, 17376, 17880, 19072, 21720, 23168, 23840, 26969, 28608, 28960, 34752, 35760, 43440, 47680, 53938, 57216, 57920, 69504, 71520, 80907, 86880, 95360, 107876, 115840, 134845, 143040, 161814, 173760, 215752, 269690, 286080, 323628, 347520, 404535, 431504, 539380, 647256, 809070, 863008, 1078760, 1294512, 1618140, 1726016, 2157520, 2589024, 3236280, 3452032, 4315040, 5178048, 6472560, 8630080, 10356096, 12945120, 17260160, 25890240, 51780480]

約数ペア:

[(1, 51780480), (2, 25890240), (3, 17260160), (4, 12945120), (5, 10356096), (6, 8630080), (8, 6472560), (10, 5178048), (12, 4315040), (15, 3452032), (16, 3236280), (20, 2589024), (24, 2157520), (30, 1726016), (32, 1618140), (40, 1294512), (48, 1078760), (60, 863008), (64, 809070), (80, 647256), (96, 539380), (120, 431504), (128, 404535), (149, 347520), (160, 323628), (181, 286080), (192, 269690), (240, 215752), (298, 173760), (320, 161814), (362, 143040), (384, 134845), (447, 115840), (480, 107876), (543, 95360), (596, 86880), (640, 80907), (724, 71520), (745, 69504), (894, 57920), (905, 57216), (960, 53938), (1086, 47680), (1192, 43440), (1448, 35760), (1490, 34752), (1788, 28960), (1810, 28608), (1920, 26969), (2172, 23840), (2235, 23168), (2384, 21720), (2715, 19072), (2896, 17880), (2980, 17376), (3576, 14480), (3620, 14304), (4344, 11920), (4470, 11584), (4768, 10860), (5430, 9536), (5792, 8940), (5960, 8688), (7152, 7240)]