291971520

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{719}}^1$

素因数の和:792

約数の個数: 224

約数和(自身を含む): 1053388800

約数和(自身を除く): 761417280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 47, 48, 54, 60, 64, 72, 80, 90, 94, 96, 108, 120, 135, 141, 144, 160, 180, 188, 192, 216, 235, 240, 270, 282, 288, 320, 360, 376, 423, 432, 470, 480, 540, 564, 576, 705, 719, 720, 752, 846, 864, 940, 960, 1080, 1128, 1269, 1410, 1438, 1440, 1504, 1692, 1728, 1880, 2115, 2157, 2160, 2256, 2538, 2820, 2876, 2880, 3008, 3384, 3595, 3760, 4230, 4314, 4320, 4512, 5076, 5640, 5752, 6345, 6471, 6768, 7190, 7520, 8460, 8628, 8640, 9024, 10152, 10785, 11280, 11504, 12690, 12942, 13536, 14380, 15040, 16920, 17256, 19413, 20304, 21570, 22560, 23008, 25380, 25884, 27072, 28760, 32355, 33793, 33840, 34512, 38826, 40608, 43140, 45120, 46016, 50760, 51768, 57520, 64710, 67586, 67680, 69024, 77652, 81216, 86280, 97065, 101379, 101520, 103536, 115040, 129420, 135172, 135360, 138048, 155304, 168965, 172560, 194130, 202758, 203040, 207072, 230080, 258840, 270344, 304137, 310608, 337930, 345120, 388260, 405516, 406080, 414144, 506895, 517680, 540688, 608274, 621216, 675860, 690240, 776520, 811032, 912411, 1013790, 1035360, 1081376, 1216548, 1242432, 1351720, 1520685, 1553040, 1622064, 1824822, 2027580, 2070720, 2162752, 2433096, 2703440, 3041370, 3106080, 3244128, 3649644, 4055160, 4562055, 4866192, 5406880, 6082740, 6212160, 6488256, 7299288, 8110320, 9124110, 9732384, 10813760, 12165480, 14598576, 16220640, 18248220, 19464768, 24330960, 29197152, 32441280, 36496440, 48661920, 58394304, 72992880, 97323840, 145985760, 291971520]

約数ペア:

[(1, 291971520), (2, 145985760), (3, 97323840), (4, 72992880), (5, 58394304), (6, 48661920), (8, 36496440), (9, 32441280), (10, 29197152), (12, 24330960), (15, 19464768), (16, 18248220), (18, 16220640), (20, 14598576), (24, 12165480), (27, 10813760), (30, 9732384), (32, 9124110), (36, 8110320), (40, 7299288), (45, 6488256), (47, 6212160), (48, 6082740), (54, 5406880), (60, 4866192), (64, 4562055), (72, 4055160), (80, 3649644), (90, 3244128), (94, 3106080), (96, 3041370), (108, 2703440), (120, 2433096), (135, 2162752), (141, 2070720), (144, 2027580), (160, 1824822), (180, 1622064), (188, 1553040), (192, 1520685), (216, 1351720), (235, 1242432), (240, 1216548), (270, 1081376), (282, 1035360), (288, 1013790), (320, 912411), (360, 811032), (376, 776520), (423, 690240), (432, 675860), (470, 621216), (480, 608274), (540, 540688), (564, 517680), (576, 506895), (705, 414144), (719, 406080), (720, 405516), (752, 388260), (846, 345120), (864, 337930), (940, 310608), (960, 304137), (1080, 270344), (1128, 258840), (1269, 230080), (1410, 207072), (1438, 203040), (1440, 202758), (1504, 194130), (1692, 172560), (1728, 168965), (1880, 155304), (2115, 138048), (2157, 135360), (2160, 135172), (2256, 129420), (2538, 115040), (2820, 103536), (2876, 101520), (2880, 101379), (3008, 97065), (3384, 86280), (3595, 81216), (3760, 77652), (4230, 69024), (4314, 67680), (4320, 67586), (4512, 64710), (5076, 57520), (5640, 51768), (5752, 50760), (6345, 46016), (6471, 45120), (6768, 43140), (7190, 40608), (7520, 38826), (8460, 34512), (8628, 33840), (8640, 33793), (9024, 32355), (10152, 28760), (10785, 27072), (11280, 25884), (11504, 25380), (12690, 23008), (12942, 22560), (13536, 21570), (14380, 20304), (15040, 19413), (16920, 17256)]