20709887968

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{127}}^1\times {\mathrm{229}}^1$

素因数の和:418

約数の個数: 288

約数和(自身を含む): 54662307840

約数和(自身を除く): 33952419872

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 32, 34, 44, 56, 68, 77, 88, 112, 119, 127, 136, 154, 176, 187, 224, 229, 238, 254, 272, 289, 308, 352, 374, 458, 476, 508, 544, 578, 616, 748, 889, 916, 952, 1016, 1156, 1232, 1309, 1397, 1496, 1603, 1778, 1832, 1904, 2023, 2032, 2159, 2312, 2464, 2519, 2618, 2794, 2992, 3179, 3206, 3556, 3664, 3808, 3893, 4046, 4064, 4318, 4624, 5038, 5236, 5588, 5984, 6358, 6412, 7112, 7328, 7786, 8092, 8636, 9248, 9779, 10076, 10472, 11176, 12716, 12824, 14224, 15113, 15572, 16184, 17272, 17633, 19558, 20152, 20944, 22253, 22352, 23749, 25432, 25648, 27251, 28448, 29083, 30226, 31144, 32368, 34544, 35266, 36703, 39116, 40304, 41888, 42823, 44506, 44704, 47498, 50864, 51296, 54502, 58166, 60452, 62288, 64736, 66181, 69088, 70532, 73406, 78232, 80608, 85646, 89012, 94996, 101728, 109004, 116332, 120904, 124576, 132362, 141064, 146812, 156464, 166243, 171292, 178024, 189992, 203581, 218008, 232664, 241808, 256921, 264724, 282128, 293624, 299761, 312928, 319913, 332486, 342584, 356048, 379984, 403733, 407162, 436016, 463267, 465328, 483616, 494411, 513842, 529448, 564256, 587248, 599522, 639826, 664972, 685168, 712096, 727991, 759968, 807466, 814324, 872032, 926534, 930656, 988822, 1027684, 1058896, 1174496, 1199044, 1279652, 1329944, 1370336, 1455982, 1614932, 1628648, 1853068, 1977644, 2055368, 2117792, 2239391, 2398088, 2559304, 2659888, 2826131, 2911964, 3229864, 3257296, 3460877, 3706136, 3955288, 4110736, 4478782, 4796176, 5095937, 5118608, 5319776, 5438521, 5652262, 5823928, 6459728, 6514592, 6921754, 7412272, 7910576, 8221472, 8404987, 8957564, 9592352, 10191874, 10237216, 10877042, 11304524, 11647856, 12919456, 13843508, 14824544, 15821152, 16809974, 17915128, 20383748, 21754084, 22609048, 23295712, 27687016, 33619948, 35830256, 38069647, 40767496, 43508168, 45218096, 55374032, 58834909, 67239896, 71660512, 76139294, 81534992, 87016336, 90436192, 92454857, 110748064, 117669818, 134479792, 152278588, 163069984, 174032672, 184909714, 235339636, 268959584, 304557176, 369819428, 470679272, 609114352, 647183999, 739638856, 941358544, 1218228704, 1294367998, 1479277712, 1882717088, 2588735996, 2958555424, 5177471992, 10354943984, 20709887968]

約数ペア:

[(1, 20709887968), (2, 10354943984), (4, 5177471992), (7, 2958555424), (8, 2588735996), (11, 1882717088), (14, 1479277712), (16, 1294367998), (17, 1218228704), (22, 941358544), (28, 739638856), (32, 647183999), (34, 609114352), (44, 470679272), (56, 369819428), (68, 304557176), (77, 268959584), (88, 235339636), (112, 184909714), (119, 174032672), (127, 163069984), (136, 152278588), (154, 134479792), (176, 117669818), (187, 110748064), (224, 92454857), (229, 90436192), (238, 87016336), (254, 81534992), (272, 76139294), (289, 71660512), (308, 67239896), (352, 58834909), (374, 55374032), (458, 45218096), (476, 43508168), (508, 40767496), (544, 38069647), (578, 35830256), (616, 33619948), (748, 27687016), (889, 23295712), (916, 22609048), (952, 21754084), (1016, 20383748), (1156, 17915128), (1232, 16809974), (1309, 15821152), (1397, 14824544), (1496, 13843508), (1603, 12919456), (1778, 11647856), (1832, 11304524), (1904, 10877042), (2023, 10237216), (2032, 10191874), (2159, 9592352), (2312, 8957564), (2464, 8404987), (2519, 8221472), (2618, 7910576), (2794, 7412272), (2992, 6921754), (3179, 6514592), (3206, 6459728), (3556, 5823928), (3664, 5652262), (3808, 5438521), (3893, 5319776), (4046, 5118608), (4064, 5095937), (4318, 4796176), (4624, 4478782), (5038, 4110736), (5236, 3955288), (5588, 3706136), (5984, 3460877), (6358, 3257296), (6412, 3229864), (7112, 2911964), (7328, 2826131), (7786, 2659888), (8092, 2559304), (8636, 2398088), (9248, 2239391), (9779, 2117792), (10076, 2055368), (10472, 1977644), (11176, 1853068), (12716, 1628648), (12824, 1614932), (14224, 1455982), (15113, 1370336), (15572, 1329944), (16184, 1279652), (17272, 1199044), (17633, 1174496), (19558, 1058896), (20152, 1027684), (20944, 988822), (22253, 930656), (22352, 926534), (23749, 872032), (25432, 814324), (25648, 807466), (27251, 759968), (28448, 727991), (29083, 712096), (30226, 685168), (31144, 664972), (32368, 639826), (34544, 599522), (35266, 587248), (36703, 564256), (39116, 529448), (40304, 513842), (41888, 494411), (42823, 483616), (44506, 465328), (44704, 463267), (47498, 436016), (50864, 407162), (51296, 403733), (54502, 379984), (58166, 356048), (60452, 342584), (62288, 332486), (64736, 319913), (66181, 312928), (69088, 299761), (70532, 293624), (73406, 282128), (78232, 264724), (80608, 256921), (85646, 241808), (89012, 232664), (94996, 218008), (101728, 203581), (109004, 189992), (116332, 178024), (120904, 171292), (124576, 166243), (132362, 156464), (141064, 146812)]