991393920

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15647}}^1$

素因数の和:15683

約数の個数: 192

約数和(自身を含む): 3734864640

約数和(自身を除く): 2743470720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 128, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 264, 288, 320, 330, 352, 360, 384, 396, 440, 480, 495, 528, 576, 640, 660, 704, 720, 792, 880, 960, 990, 1056, 1152, 1320, 1408, 1440, 1584, 1760, 1920, 1980, 2112, 2640, 2880, 3168, 3520, 3960, 4224, 5280, 5760, 6336, 7040, 7920, 10560, 12672, 15647, 15840, 21120, 31294, 31680, 46941, 62588, 63360, 78235, 93882, 125176, 140823, 156470, 172117, 187764, 234705, 250352, 281646, 312940, 344234, 375528, 469410, 500704, 516351, 563292, 625880, 688468, 704115, 751056, 860585, 938820, 1001408, 1032702, 1126584, 1251760, 1376936, 1408230, 1502112, 1549053, 1721170, 1877640, 2002816, 2065404, 2253168, 2503520, 2581755, 2753872, 2816460, 3004224, 3098106, 3442340, 3755280, 4130808, 4506336, 5007040, 5163510, 5507744, 5632920, 6008448, 6196212, 6884680, 7510560, 7745265, 8261616, 9012672, 10014080, 10327020, 11015488, 11265840, 12392424, 13769360, 15021120, 15490530, 16523232, 18025344, 20654040, 22030976, 22531680, 24784848, 27538720, 30042240, 30981060, 33046464, 41308080, 45063360, 49569696, 55077440, 61962120, 66092928, 82616160, 90126720, 99139392, 110154880, 123924240, 165232320, 198278784, 247848480, 330464640, 495696960, 991393920]

約数ペア:

[(1, 991393920), (2, 495696960), (3, 330464640), (4, 247848480), (5, 198278784), (6, 165232320), (8, 123924240), (9, 110154880), (10, 99139392), (11, 90126720), (12, 82616160), (15, 66092928), (16, 61962120), (18, 55077440), (20, 49569696), (22, 45063360), (24, 41308080), (30, 33046464), (32, 30981060), (33, 30042240), (36, 27538720), (40, 24784848), (44, 22531680), (45, 22030976), (48, 20654040), (55, 18025344), (60, 16523232), (64, 15490530), (66, 15021120), (72, 13769360), (80, 12392424), (88, 11265840), (90, 11015488), (96, 10327020), (99, 10014080), (110, 9012672), (120, 8261616), (128, 7745265), (132, 7510560), (144, 6884680), (160, 6196212), (165, 6008448), (176, 5632920), (180, 5507744), (192, 5163510), (198, 5007040), (220, 4506336), (240, 4130808), (264, 3755280), (288, 3442340), (320, 3098106), (330, 3004224), (352, 2816460), (360, 2753872), (384, 2581755), (396, 2503520), (440, 2253168), (480, 2065404), (495, 2002816), (528, 1877640), (576, 1721170), (640, 1549053), (660, 1502112), (704, 1408230), (720, 1376936), (792, 1251760), (880, 1126584), (960, 1032702), (990, 1001408), (1056, 938820), (1152, 860585), (1320, 751056), (1408, 704115), (1440, 688468), (1584, 625880), (1760, 563292), (1920, 516351), (1980, 500704), (2112, 469410), (2640, 375528), (2880, 344234), (3168, 312940), (3520, 281646), (3960, 250352), (4224, 234705), (5280, 187764), (5760, 172117), (6336, 156470), (7040, 140823), (7920, 125176), (10560, 93882), (12672, 78235), (15647, 63360), (15840, 62588), (21120, 46941), (31294, 31680)]