18518680320

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{688939}}^1$

素因数の和:688970

約数の個数: 144

約数和(自身を含む): 67593281280

約数和(自身を除く): 49074600960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 5376, 6720, 8960, 13440, 26880, 688939, 1377878, 2066817, 2755756, 3444695, 4133634, 4822573, 5511512, 6889390, 8267268, 9645146, 10334085, 11023024, 13778780, 14467719, 16534536, 19290292, 20668170, 22046048, 24112865, 27557560, 28935438, 33069072, 38580584, 41336340, 44092096, 48225730, 55115120, 57870876, 66138144, 72338595, 77161168, 82672680, 88184192, 96451460, 110230240, 115741752, 132276288, 144677190, 154322336, 165345360, 176368384, 192902920, 220460480, 231483504, 264552576, 289354380, 308644672, 330690720, 385805840, 440920960, 462967008, 529105152, 578708760, 617289344, 661381440, 771611680, 881841920, 925934016, 1157417520, 1234578688, 1322762880, 1543223360, 1851868032, 2314835040, 2645525760, 3086446720, 3703736064, 4629670080, 6172893440, 9259340160, 18518680320]

約数ペア:

[(1, 18518680320), (2, 9259340160), (3, 6172893440), (4, 4629670080), (5, 3703736064), (6, 3086446720), (7, 2645525760), (8, 2314835040), (10, 1851868032), (12, 1543223360), (14, 1322762880), (15, 1234578688), (16, 1157417520), (20, 925934016), (21, 881841920), (24, 771611680), (28, 661381440), (30, 617289344), (32, 578708760), (35, 529105152), (40, 462967008), (42, 440920960), (48, 385805840), (56, 330690720), (60, 308644672), (64, 289354380), (70, 264552576), (80, 231483504), (84, 220460480), (96, 192902920), (105, 176368384), (112, 165345360), (120, 154322336), (128, 144677190), (140, 132276288), (160, 115741752), (168, 110230240), (192, 96451460), (210, 88184192), (224, 82672680), (240, 77161168), (256, 72338595), (280, 66138144), (320, 57870876), (336, 55115120), (384, 48225730), (420, 44092096), (448, 41336340), (480, 38580584), (560, 33069072), (640, 28935438), (672, 27557560), (768, 24112865), (840, 22046048), (896, 20668170), (960, 19290292), (1120, 16534536), (1280, 14467719), (1344, 13778780), (1680, 11023024), (1792, 10334085), (1920, 9645146), (2240, 8267268), (2688, 6889390), (3360, 5511512), (3840, 4822573), (4480, 4133634), (5376, 3444695), (6720, 2755756), (8960, 2066817), (13440, 1377878), (26880, 688939)]