320053920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:343

約数の個数: 192

約数和(自身を含む): 1054964736

約数和(自身を除く): 734910816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 137, 155, 157, 160, 186, 240, 248, 274, 310, 314, 372, 411, 465, 471, 480, 496, 548, 620, 628, 685, 744, 785, 822, 930, 942, 992, 1096, 1240, 1256, 1370, 1488, 1570, 1644, 1860, 1884, 2055, 2192, 2355, 2480, 2512, 2740, 2976, 3140, 3288, 3720, 3768, 4110, 4247, 4384, 4710, 4867, 4960, 5024, 5480, 6280, 6576, 7440, 7536, 8220, 8494, 9420, 9734, 10960, 12560, 12741, 13152, 14601, 14880, 15072, 16440, 16988, 18840, 19468, 21235, 21509, 21920, 24335, 25120, 25482, 29202, 32880, 33976, 37680, 38936, 42470, 43018, 48670, 50964, 58404, 63705, 64527, 65760, 67952, 73005, 75360, 77872, 84940, 86036, 97340, 101928, 107545, 116808, 127410, 129054, 135904, 146010, 155744, 169880, 172072, 194680, 203856, 215090, 233616, 254820, 258108, 292020, 322635, 339760, 344144, 389360, 407712, 430180, 467232, 509640, 516216, 584040, 645270, 666779, 679520, 688288, 778720, 860360, 1019280, 1032432, 1168080, 1290540, 1333558, 1720720, 2000337, 2038560, 2064864, 2336160, 2581080, 2667116, 3333895, 3441440, 4000674, 5162160, 5334232, 6667790, 8001348, 10001685, 10324320, 10668464, 13335580, 16002696, 20003370, 21336928, 26671160, 32005392, 40006740, 53342320, 64010784, 80013480, 106684640, 160026960, 320053920]

約数ペア:

[(1, 320053920), (2, 160026960), (3, 106684640), (4, 80013480), (5, 64010784), (6, 53342320), (8, 40006740), (10, 32005392), (12, 26671160), (15, 21336928), (16, 20003370), (20, 16002696), (24, 13335580), (30, 10668464), (31, 10324320), (32, 10001685), (40, 8001348), (48, 6667790), (60, 5334232), (62, 5162160), (80, 4000674), (93, 3441440), (96, 3333895), (120, 2667116), (124, 2581080), (137, 2336160), (155, 2064864), (157, 2038560), (160, 2000337), (186, 1720720), (240, 1333558), (248, 1290540), (274, 1168080), (310, 1032432), (314, 1019280), (372, 860360), (411, 778720), (465, 688288), (471, 679520), (480, 666779), (496, 645270), (548, 584040), (620, 516216), (628, 509640), (685, 467232), (744, 430180), (785, 407712), (822, 389360), (930, 344144), (942, 339760), (992, 322635), (1096, 292020), (1240, 258108), (1256, 254820), (1370, 233616), (1488, 215090), (1570, 203856), (1644, 194680), (1860, 172072), (1884, 169880), (2055, 155744), (2192, 146010), (2355, 135904), (2480, 129054), (2512, 127410), (2740, 116808), (2976, 107545), (3140, 101928), (3288, 97340), (3720, 86036), (3768, 84940), (4110, 77872), (4247, 75360), (4384, 73005), (4710, 67952), (4867, 65760), (4960, 64527), (5024, 63705), (5480, 58404), (6280, 50964), (6576, 48670), (7440, 43018), (7536, 42470), (8220, 38936), (8494, 37680), (9420, 33976), (9734, 32880), (10960, 29202), (12560, 25482), (12741, 25120), (13152, 24335), (14601, 21920), (14880, 21509), (15072, 21235), (16440, 19468), (16988, 18840)]