20780473896

素因数分解:

$2^3\times 3^2\times 7^3\times {\mathrm{13}}^3\times {\mathrm{383}}^1$

素因数の和:455

約数の個数: 384

約数和(自身を含む): 71285760000

約数和(自身を除く): 50505286104

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 49, 52, 56, 63, 72, 78, 84, 91, 98, 104, 117, 126, 147, 156, 168, 169, 182, 196, 234, 252, 273, 294, 312, 338, 343, 364, 383, 392, 441, 468, 504, 507, 546, 588, 637, 676, 686, 728, 766, 819, 882, 936, 1014, 1029, 1092, 1149, 1176, 1183, 1274, 1352, 1372, 1521, 1532, 1638, 1764, 1911, 2028, 2058, 2184, 2197, 2298, 2366, 2548, 2681, 2744, 3042, 3064, 3087, 3276, 3447, 3528, 3549, 3822, 4056, 4116, 4394, 4459, 4596, 4732, 4979, 5096, 5362, 5733, 6084, 6174, 6552, 6591, 6894, 7098, 7644, 8043, 8232, 8281, 8788, 8918, 9192, 9464, 9958, 10647, 10724, 11466, 12168, 12348, 13182, 13377, 13788, 14196, 14937, 15288, 15379, 16086, 16562, 17576, 17836, 18767, 19773, 19916, 21294, 21448, 22932, 24129, 24696, 24843, 26364, 26754, 27576, 28392, 29874, 30758, 32172, 33124, 34853, 35672, 37534, 39546, 39832, 40131, 42588, 44811, 45864, 46137, 48258, 49686, 52728, 53508, 56301, 57967, 59748, 61516, 64344, 64727, 66248, 69706, 74529, 75068, 79092, 80262, 85176, 89622, 92274, 96516, 99372, 104559, 107016, 107653, 112602, 115934, 119496, 123032, 129454, 131369, 138411, 139412, 149058, 150136, 158184, 160524, 168903, 173901, 179244, 184548, 193032, 194181, 198744, 209118, 215306, 225204, 231868, 243971, 258908, 262738, 276822, 278824, 298116, 313677, 321048, 322959, 337806, 347802, 358488, 369096, 388362, 394107, 418236, 430612, 450408, 453089, 463736, 487942, 517816, 521703, 525476, 553644, 582543, 596232, 627354, 645918, 675612, 695604, 731913, 753571, 776724, 788214, 836472, 841451, 861224, 906178, 968877, 975884, 1043406, 1050952, 1107288, 1165086, 1182321, 1254708, 1291836, 1351224, 1359267, 1391208, 1463826, 1507142, 1553448, 1576428, 1682902, 1707797, 1812356, 1937754, 1951768, 2086812, 2195739, 2260713, 2330172, 2364642, 2509416, 2524353, 2583672, 2718534, 2927652, 3014284, 3152856, 3171623, 3365804, 3415594, 3624712, 3875508, 4077801, 4173624, 4391478, 4521426, 4660344, 4729284, 5048706, 5123391, 5437068, 5855304, 5890157, 6028568, 6343246, 6731608, 6782139, 6831188, 7573059, 7751016, 8155602, 8782956, 9042852, 9458568, 9514869, 10097412, 10246782, 10874136, 11780314, 12686492, 13564278, 13662376, 15146118, 15370173, 16311204, 17565912, 17670471, 18085704, 19029738, 20194824, 20493564, 22201361, 23560628, 25372984, 27128556, 28544607, 30292236, 30740346, 32622408, 35340942, 38059476, 40987128, 41231099, 44402722, 47121256, 53011413, 54257112, 57089214, 60584472, 61480692, 66604083, 70681884, 76118952, 82462198, 88805444, 106022826, 114178428, 122961384, 123693297, 133208166, 141363768, 164924396, 177610888, 199812249, 212045652, 228356856, 247386594, 266416332, 288617693, 329848792, 371079891, 399624498, 424091304, 494773188, 532832664, 577235386, 742159782, 799248996, 865853079, 989546376, 1154470772, 1484319564, 1598497992, 1731706158, 2308941544, 2597559237, 2968639128, 3463412316, 5195118474, 6926824632, 10390236948, 20780473896]

約数ペア:

[(1, 20780473896), (2, 10390236948), (3, 6926824632), (4, 5195118474), (6, 3463412316), (7, 2968639128), (8, 2597559237), (9, 2308941544), (12, 1731706158), (13, 1598497992), (14, 1484319564), (18, 1154470772), (21, 989546376), (24, 865853079), (26, 799248996), (28, 742159782), (36, 577235386), (39, 532832664), (42, 494773188), (49, 424091304), (52, 399624498), (56, 371079891), (63, 329848792), (72, 288617693), (78, 266416332), (84, 247386594), (91, 228356856), (98, 212045652), (104, 199812249), (117, 177610888), (126, 164924396), (147, 141363768), (156, 133208166), (168, 123693297), (169, 122961384), (182, 114178428), (196, 106022826), (234, 88805444), (252, 82462198), (273, 76118952), (294, 70681884), (312, 66604083), (338, 61480692), (343, 60584472), (364, 57089214), (383, 54257112), (392, 53011413), (441, 47121256), (468, 44402722), (504, 41231099), (507, 40987128), (546, 38059476), (588, 35340942), (637, 32622408), (676, 30740346), (686, 30292236), (728, 28544607), (766, 27128556), (819, 25372984), (882, 23560628), (936, 22201361), (1014, 20493564), (1029, 20194824), (1092, 19029738), (1149, 18085704), (1176, 17670471), (1183, 17565912), (1274, 16311204), (1352, 15370173), (1372, 15146118), (1521, 13662376), (1532, 13564278), (1638, 12686492), (1764, 11780314), (1911, 10874136), (2028, 10246782), (2058, 10097412), (2184, 9514869), (2197, 9458568), (2298, 9042852), (2366, 8782956), (2548, 8155602), (2681, 7751016), (2744, 7573059), (3042, 6831188), (3064, 6782139), (3087, 6731608), (3276, 6343246), (3447, 6028568), (3528, 5890157), (3549, 5855304), (3822, 5437068), (4056, 5123391), (4116, 5048706), (4394, 4729284), (4459, 4660344), (4596, 4521426), (4732, 4391478), (4979, 4173624), (5096, 4077801), (5362, 3875508), (5733, 3624712), (6084, 3415594), (6174, 3365804), (6552, 3171623), (6591, 3152856), (6894, 3014284), (7098, 2927652), (7644, 2718534), (8043, 2583672), (8232, 2524353), (8281, 2509416), (8788, 2364642), (8918, 2330172), (9192, 2260713), (9464, 2195739), (9958, 2086812), (10647, 1951768), (10724, 1937754), (11466, 1812356), (12168, 1707797), (12348, 1682902), (13182, 1576428), (13377, 1553448), (13788, 1507142), (14196, 1463826), (14937, 1391208), (15288, 1359267), (15379, 1351224), (16086, 1291836), (16562, 1254708), (17576, 1182321), (17836, 1165086), (18767, 1107288), (19773, 1050952), (19916, 1043406), (21294, 975884), (21448, 968877), (22932, 906178), (24129, 861224), (24696, 841451), (24843, 836472), (26364, 788214), (26754, 776724), (27576, 753571), (28392, 731913), (29874, 695604), (30758, 675612), (32172, 645918), (33124, 627354), (34853, 596232), (35672, 582543), (37534, 553644), (39546, 525476), (39832, 521703), (40131, 517816), (42588, 487942), (44811, 463736), (45864, 453089), (46137, 450408), (48258, 430612), (49686, 418236), (52728, 394107), (53508, 388362), (56301, 369096), (57967, 358488), (59748, 347802), (61516, 337806), (64344, 322959), (64727, 321048), (66248, 313677), (69706, 298116), (74529, 278824), (75068, 276822), (79092, 262738), (80262, 258908), (85176, 243971), (89622, 231868), (92274, 225204), (96516, 215306), (99372, 209118), (104559, 198744), (107016, 194181), (107653, 193032), (112602, 184548), (115934, 179244), (119496, 173901), (123032, 168903), (129454, 160524), (131369, 158184), (138411, 150136), (139412, 149058)]