820810368

素因数分解:

$2^7\times 3^3\times 7^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:205

約数の個数: 384

約数和(自身を含む): 2916302400

約数和(自身を除く): 2095492032

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 37, 42, 48, 49, 54, 56, 63, 64, 72, 74, 84, 96, 98, 108, 111, 112, 126, 128, 131, 144, 147, 148, 168, 189, 192, 196, 216, 222, 224, 252, 259, 262, 288, 294, 296, 333, 336, 378, 384, 392, 393, 432, 441, 444, 448, 504, 518, 524, 576, 588, 592, 666, 672, 756, 777, 784, 786, 864, 882, 888, 896, 917, 999, 1008, 1036, 1048, 1152, 1176, 1179, 1184, 1323, 1332, 1344, 1512, 1554, 1568, 1572, 1728, 1764, 1776, 1813, 1834, 1998, 2016, 2072, 2096, 2331, 2352, 2358, 2368, 2646, 2664, 2688, 2751, 3024, 3108, 3136, 3144, 3456, 3528, 3537, 3552, 3626, 3668, 3996, 4032, 4144, 4192, 4662, 4704, 4716, 4736, 4847, 5292, 5328, 5439, 5502, 6048, 6216, 6272, 6288, 6419, 6993, 7056, 7074, 7104, 7252, 7336, 7992, 8064, 8253, 8288, 8384, 9324, 9408, 9432, 9694, 10584, 10656, 10878, 11004, 12096, 12432, 12576, 12838, 13986, 14112, 14148, 14208, 14504, 14541, 14672, 15984, 16317, 16506, 16576, 16768, 18648, 18816, 18864, 19257, 19388, 21168, 21312, 21756, 22008, 24192, 24759, 24864, 25152, 25676, 27972, 28224, 28296, 29008, 29082, 29344, 31968, 32634, 33012, 33152, 33929, 37296, 37728, 38514, 38776, 42336, 42624, 43512, 43623, 44016, 48951, 49518, 49728, 50304, 51352, 55944, 56448, 56592, 57771, 58016, 58164, 58688, 63936, 65268, 66024, 67858, 74592, 75456, 77028, 77552, 84672, 87024, 87246, 88032, 97902, 99036, 99456, 101787, 102704, 111888, 113184, 115542, 116032, 116328, 117376, 127872, 130536, 130869, 132048, 135716, 149184, 150912, 154056, 155104, 169344, 173313, 174048, 174492, 176064, 195804, 198072, 203574, 205408, 223776, 226368, 231084, 232064, 232656, 237503, 261072, 261738, 264096, 271432, 298368, 305361, 308112, 310208, 346626, 348096, 348984, 352128, 391608, 396144, 407148, 410816, 447552, 452736, 462168, 465312, 475006, 522144, 523476, 528192, 542864, 610722, 616224, 620416, 693252, 696192, 697968, 712509, 783216, 792288, 814296, 821632, 895104, 916083, 924336, 930624, 950012, 1044288, 1046952, 1056384, 1085728, 1221444, 1232448, 1386504, 1395936, 1425018, 1566432, 1584576, 1628592, 1832166, 1848672, 1861248, 1900024, 2088576, 2093904, 2137527, 2171456, 2442888, 2464896, 2773008, 2791872, 2850036, 3132864, 3169152, 3257184, 3664332, 3697344, 3800048, 4187808, 4275054, 4342912, 4885776, 5546016, 5583744, 5700072, 6265728, 6412581, 6514368, 7328664, 7394688, 7600096, 8375616, 8550108, 9771552, 11092032, 11400144, 12825162, 13028736, 14657328, 15200192, 16751232, 17100216, 19543104, 22184064, 22800288, 25650324, 29314656, 30400384, 34200432, 39086208, 45600576, 51300648, 58629312, 68400864, 91201152, 102601296, 117258624, 136801728, 205202592, 273603456, 410405184, 820810368]

約数ペア:

[(1, 820810368), (2, 410405184), (3, 273603456), (4, 205202592), (6, 136801728), (7, 117258624), (8, 102601296), (9, 91201152), (12, 68400864), (14, 58629312), (16, 51300648), (18, 45600576), (21, 39086208), (24, 34200432), (27, 30400384), (28, 29314656), (32, 25650324), (36, 22800288), (37, 22184064), (42, 19543104), (48, 17100216), (49, 16751232), (54, 15200192), (56, 14657328), (63, 13028736), (64, 12825162), (72, 11400144), (74, 11092032), (84, 9771552), (96, 8550108), (98, 8375616), (108, 7600096), (111, 7394688), (112, 7328664), (126, 6514368), (128, 6412581), (131, 6265728), (144, 5700072), (147, 5583744), (148, 5546016), (168, 4885776), (189, 4342912), (192, 4275054), (196, 4187808), (216, 3800048), (222, 3697344), (224, 3664332), (252, 3257184), (259, 3169152), (262, 3132864), (288, 2850036), (294, 2791872), (296, 2773008), (333, 2464896), (336, 2442888), (378, 2171456), (384, 2137527), (392, 2093904), (393, 2088576), (432, 1900024), (441, 1861248), (444, 1848672), (448, 1832166), (504, 1628592), (518, 1584576), (524, 1566432), (576, 1425018), (588, 1395936), (592, 1386504), (666, 1232448), (672, 1221444), (756, 1085728), (777, 1056384), (784, 1046952), (786, 1044288), (864, 950012), (882, 930624), (888, 924336), (896, 916083), (917, 895104), (999, 821632), (1008, 814296), (1036, 792288), (1048, 783216), (1152, 712509), (1176, 697968), (1179, 696192), (1184, 693252), (1323, 620416), (1332, 616224), (1344, 610722), (1512, 542864), (1554, 528192), (1568, 523476), (1572, 522144), (1728, 475006), (1764, 465312), (1776, 462168), (1813, 452736), (1834, 447552), (1998, 410816), (2016, 407148), (2072, 396144), (2096, 391608), (2331, 352128), (2352, 348984), (2358, 348096), (2368, 346626), (2646, 310208), (2664, 308112), (2688, 305361), (2751, 298368), (3024, 271432), (3108, 264096), (3136, 261738), (3144, 261072), (3456, 237503), (3528, 232656), (3537, 232064), (3552, 231084), (3626, 226368), (3668, 223776), (3996, 205408), (4032, 203574), (4144, 198072), (4192, 195804), (4662, 176064), (4704, 174492), (4716, 174048), (4736, 173313), (4847, 169344), (5292, 155104), (5328, 154056), (5439, 150912), (5502, 149184), (6048, 135716), (6216, 132048), (6272, 130869), (6288, 130536), (6419, 127872), (6993, 117376), (7056, 116328), (7074, 116032), (7104, 115542), (7252, 113184), (7336, 111888), (7992, 102704), (8064, 101787), (8253, 99456), (8288, 99036), (8384, 97902), (9324, 88032), (9408, 87246), (9432, 87024), (9694, 84672), (10584, 77552), (10656, 77028), (10878, 75456), (11004, 74592), (12096, 67858), (12432, 66024), (12576, 65268), (12838, 63936), (13986, 58688), (14112, 58164), (14148, 58016), (14208, 57771), (14504, 56592), (14541, 56448), (14672, 55944), (15984, 51352), (16317, 50304), (16506, 49728), (16576, 49518), (16768, 48951), (18648, 44016), (18816, 43623), (18864, 43512), (19257, 42624), (19388, 42336), (21168, 38776), (21312, 38514), (21756, 37728), (22008, 37296), (24192, 33929), (24759, 33152), (24864, 33012), (25152, 32634), (25676, 31968), (27972, 29344), (28224, 29082), (28296, 29008)]