15881721856

素因数分解:

$2^{11}\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:241

約数の個数: 384

約数和(自身を含む): 43677204480

約数和(自身を除く): 27795482624

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 52, 56, 61, 64, 77, 88, 91, 104, 112, 122, 127, 128, 143, 154, 176, 182, 208, 224, 244, 254, 256, 286, 308, 352, 364, 416, 427, 448, 488, 508, 512, 572, 616, 671, 704, 728, 793, 832, 854, 889, 896, 976, 1001, 1016, 1024, 1144, 1232, 1342, 1397, 1408, 1456, 1586, 1651, 1664, 1708, 1778, 1792, 1952, 2002, 2032, 2048, 2288, 2464, 2684, 2794, 2816, 2912, 3172, 3302, 3328, 3416, 3556, 3584, 3904, 4004, 4064, 4576, 4697, 4928, 5368, 5551, 5588, 5632, 5824, 6344, 6604, 6656, 6832, 7112, 7168, 7747, 7808, 8008, 8128, 8723, 9152, 9394, 9779, 9856, 10736, 11102, 11176, 11264, 11557, 11648, 12688, 13208, 13312, 13664, 14224, 14336, 15494, 15616, 16016, 16256, 17446, 18161, 18304, 18788, 19558, 19712, 21472, 22204, 22352, 22528, 23114, 23296, 25376, 26416, 26624, 27328, 28448, 30988, 31232, 32032, 32512, 34892, 36322, 36608, 37576, 39116, 39424, 42944, 44408, 44704, 46228, 46592, 50752, 52832, 54229, 54656, 56896, 61061, 61976, 62464, 64064, 65024, 69784, 72644, 73216, 75152, 78232, 78848, 85217, 85888, 88816, 89408, 92456, 93184, 100711, 101504, 105664, 108458, 109312, 113792, 122122, 123952, 124928, 127127, 128128, 130048, 139568, 145288, 146432, 150304, 156464, 157696, 170434, 171776, 177632, 178816, 184912, 186368, 201422, 203008, 211328, 216916, 218624, 227584, 244244, 247904, 254254, 256256, 260096, 279136, 290576, 292864, 300608, 312928, 340868, 343552, 355264, 357632, 369824, 402844, 406016, 422656, 433832, 437248, 455168, 488488, 495808, 508508, 512512, 558272, 581152, 596519, 601216, 625856, 681736, 687104, 704977, 710528, 715264, 739648, 805688, 812032, 845312, 867664, 874496, 910336, 976976, 991616, 1017016, 1025024, 1107821, 1116544, 1162304, 1193038, 1202432, 1251712, 1363472, 1374208, 1409954, 1421056, 1430528, 1479296, 1611376, 1624064, 1690624, 1735328, 1820672, 1953952, 1983232, 2034032, 2050048, 2215642, 2233088, 2324608, 2386076, 2404864, 2503424, 2726944, 2819908, 2842112, 2861056, 2958592, 3222752, 3381248, 3470656, 3907904, 3966464, 4068064, 4431284, 4466176, 4649216, 4772152, 4809728, 5006848, 5453888, 5639816, 5684224, 5917184, 6445504, 6941312, 7754747, 7815808, 7932928, 8136128, 8862568, 8932352, 9298432, 9544304, 9619456, 10013696, 10907776, 11279632, 11368448, 11834368, 12891008, 13882624, 15509494, 15631616, 15865856, 16272256, 17725136, 17864704, 18596864, 19088608, 20027392, 21815552, 22559264, 23668736, 25782016, 27765248, 31018988, 31263232, 32544512, 35450272, 37193728, 38177216, 43631104, 45118528, 51564032, 55530496, 62037976, 62526464, 65089024, 70900544, 76354432, 87262208, 90237056, 103128064, 111060992, 124075952, 125052928, 130178048, 141801088, 152708864, 174524416, 180474112, 206256128, 248151904, 260356096, 283602176, 305417728, 360948224, 496303808, 567204352, 610835456, 721896448, 992607616, 1134408704, 1221670912, 1443792896, 1985215232, 2268817408, 3970430464, 7940860928, 15881721856]

約数ペア:

[(1, 15881721856), (2, 7940860928), (4, 3970430464), (7, 2268817408), (8, 1985215232), (11, 1443792896), (13, 1221670912), (14, 1134408704), (16, 992607616), (22, 721896448), (26, 610835456), (28, 567204352), (32, 496303808), (44, 360948224), (52, 305417728), (56, 283602176), (61, 260356096), (64, 248151904), (77, 206256128), (88, 180474112), (91, 174524416), (104, 152708864), (112, 141801088), (122, 130178048), (127, 125052928), (128, 124075952), (143, 111060992), (154, 103128064), (176, 90237056), (182, 87262208), (208, 76354432), (224, 70900544), (244, 65089024), (254, 62526464), (256, 62037976), (286, 55530496), (308, 51564032), (352, 45118528), (364, 43631104), (416, 38177216), (427, 37193728), (448, 35450272), (488, 32544512), (508, 31263232), (512, 31018988), (572, 27765248), (616, 25782016), (671, 23668736), (704, 22559264), (728, 21815552), (793, 20027392), (832, 19088608), (854, 18596864), (889, 17864704), (896, 17725136), (976, 16272256), (1001, 15865856), (1016, 15631616), (1024, 15509494), (1144, 13882624), (1232, 12891008), (1342, 11834368), (1397, 11368448), (1408, 11279632), (1456, 10907776), (1586, 10013696), (1651, 9619456), (1664, 9544304), (1708, 9298432), (1778, 8932352), (1792, 8862568), (1952, 8136128), (2002, 7932928), (2032, 7815808), (2048, 7754747), (2288, 6941312), (2464, 6445504), (2684, 5917184), (2794, 5684224), (2816, 5639816), (2912, 5453888), (3172, 5006848), (3302, 4809728), (3328, 4772152), (3416, 4649216), (3556, 4466176), (3584, 4431284), (3904, 4068064), (4004, 3966464), (4064, 3907904), (4576, 3470656), (4697, 3381248), (4928, 3222752), (5368, 2958592), (5551, 2861056), (5588, 2842112), (5632, 2819908), (5824, 2726944), (6344, 2503424), (6604, 2404864), (6656, 2386076), (6832, 2324608), (7112, 2233088), (7168, 2215642), (7747, 2050048), (7808, 2034032), (8008, 1983232), (8128, 1953952), (8723, 1820672), (9152, 1735328), (9394, 1690624), (9779, 1624064), (9856, 1611376), (10736, 1479296), (11102, 1430528), (11176, 1421056), (11264, 1409954), (11557, 1374208), (11648, 1363472), (12688, 1251712), (13208, 1202432), (13312, 1193038), (13664, 1162304), (14224, 1116544), (14336, 1107821), (15494, 1025024), (15616, 1017016), (16016, 991616), (16256, 976976), (17446, 910336), (18161, 874496), (18304, 867664), (18788, 845312), (19558, 812032), (19712, 805688), (21472, 739648), (22204, 715264), (22352, 710528), (22528, 704977), (23114, 687104), (23296, 681736), (25376, 625856), (26416, 601216), (26624, 596519), (27328, 581152), (28448, 558272), (30988, 512512), (31232, 508508), (32032, 495808), (32512, 488488), (34892, 455168), (36322, 437248), (36608, 433832), (37576, 422656), (39116, 406016), (39424, 402844), (42944, 369824), (44408, 357632), (44704, 355264), (46228, 343552), (46592, 340868), (50752, 312928), (52832, 300608), (54229, 292864), (54656, 290576), (56896, 279136), (61061, 260096), (61976, 256256), (62464, 254254), (64064, 247904), (65024, 244244), (69784, 227584), (72644, 218624), (73216, 216916), (75152, 211328), (78232, 203008), (78848, 201422), (85217, 186368), (85888, 184912), (88816, 178816), (89408, 177632), (92456, 171776), (93184, 170434), (100711, 157696), (101504, 156464), (105664, 150304), (108458, 146432), (109312, 145288), (113792, 139568), (122122, 130048), (123952, 128128), (124928, 127127)]