20554899200

素因数分解:

$2^8\times 5^2\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:205

約数の個数: 432

約数和(自身を含む): 59369533440

約数和(自身を除く): 38814634240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 32, 38, 40, 44, 50, 55, 64, 76, 80, 88, 95, 100, 110, 121, 127, 128, 152, 160, 176, 190, 200, 209, 220, 242, 254, 256, 275, 304, 320, 352, 380, 400, 418, 440, 475, 484, 508, 550, 605, 608, 635, 640, 704, 760, 800, 836, 880, 950, 968, 1016, 1045, 1100, 1210, 1216, 1270, 1280, 1331, 1397, 1408, 1520, 1600, 1672, 1760, 1900, 1936, 2032, 2090, 2200, 2299, 2413, 2420, 2432, 2540, 2662, 2794, 2816, 3025, 3040, 3175, 3200, 3344, 3520, 3800, 3872, 4064, 4180, 4400, 4598, 4826, 4840, 4864, 5080, 5225, 5324, 5588, 6050, 6080, 6350, 6400, 6655, 6688, 6985, 7040, 7600, 7744, 8128, 8360, 8800, 9196, 9652, 9680, 10160, 10450, 10648, 11176, 11495, 12065, 12100, 12160, 12700, 13310, 13376, 13970, 14080, 15200, 15367, 15488, 16256, 16720, 17600, 18392, 19304, 19360, 20320, 20900, 21296, 22352, 22990, 24130, 24200, 24320, 25289, 25400, 26543, 26620, 26752, 27940, 30400, 30734, 30976, 32512, 33275, 33440, 34925, 35200, 36784, 38608, 38720, 40640, 41800, 42592, 44704, 45980, 48260, 48400, 50578, 50800, 53086, 53240, 53504, 55880, 57475, 60325, 60800, 61468, 66550, 66880, 69850, 70400, 73568, 76835, 77216, 77440, 81280, 83600, 85184, 89408, 91960, 96520, 96800, 101156, 101600, 106172, 106480, 111760, 114950, 120650, 121600, 122936, 126445, 132715, 133100, 133760, 139700, 147136, 153670, 154432, 154880, 162560, 167200, 169037, 170368, 178816, 183920, 193040, 193600, 202312, 203200, 212344, 212960, 223520, 229900, 241300, 245872, 252890, 265430, 266200, 267520, 279400, 291973, 294272, 307340, 308864, 334400, 338074, 340736, 357632, 367840, 384175, 386080, 387200, 404624, 406400, 424688, 425920, 447040, 459800, 482600, 491744, 505780, 530860, 532400, 558800, 583946, 588544, 614680, 617728, 632225, 663575, 668800, 676148, 735680, 768350, 772160, 774400, 809248, 812800, 845185, 849376, 851840, 894080, 919600, 965200, 983488, 1011560, 1061720, 1064800, 1117600, 1167892, 1229360, 1264450, 1327150, 1337600, 1352296, 1459865, 1471360, 1536700, 1544320, 1618496, 1690370, 1698752, 1703680, 1788160, 1839200, 1930400, 1966976, 2023120, 2123440, 2129600, 2235200, 2335784, 2458720, 2528900, 2654300, 2704592, 2919730, 2942720, 3073400, 3088640, 3211703, 3236992, 3380740, 3397504, 3678400, 3860800, 3933952, 4046240, 4225925, 4246880, 4259200, 4470400, 4671568, 4917440, 5057800, 5308600, 5409184, 5839460, 6146800, 6423406, 6473984, 6761480, 6795008, 7299325, 7356800, 7721600, 8092480, 8451850, 8493760, 8518400, 8940800, 9343136, 9834880, 10115600, 10617200, 10818368, 11678920, 12293600, 12846812, 13522960, 14598650, 14713600, 15443200, 16058515, 16184960, 16903700, 16987520, 18686272, 19669760, 20231200, 21234400, 21636736, 23357840, 24587200, 25693624, 27045920, 29197300, 32117030, 32369920, 33807400, 33975040, 37372544, 40462400, 42468800, 43273472, 46715680, 49174400, 51387248, 54091840, 58394600, 64234060, 67614800, 74745088, 80292575, 80924800, 84937600, 93431360, 98348800, 102774496, 108183680, 116789200, 128468120, 135229600, 160585150, 161849600, 169875200, 186862720, 205548992, 216367360, 233578400, 256936240, 270459200, 321170300, 373725440, 411097984, 467156800, 513872480, 540918400, 642340600, 822195968, 934313600, 1027744960, 1081836800, 1284681200, 1868627200, 2055489920, 2569362400, 4110979840, 5138724800, 10277449600, 20554899200]

約数ペア:

[(1, 20554899200), (2, 10277449600), (4, 5138724800), (5, 4110979840), (8, 2569362400), (10, 2055489920), (11, 1868627200), (16, 1284681200), (19, 1081836800), (20, 1027744960), (22, 934313600), (25, 822195968), (32, 642340600), (38, 540918400), (40, 513872480), (44, 467156800), (50, 411097984), (55, 373725440), (64, 321170300), (76, 270459200), (80, 256936240), (88, 233578400), (95, 216367360), (100, 205548992), (110, 186862720), (121, 169875200), (127, 161849600), (128, 160585150), (152, 135229600), (160, 128468120), (176, 116789200), (190, 108183680), (200, 102774496), (209, 98348800), (220, 93431360), (242, 84937600), (254, 80924800), (256, 80292575), (275, 74745088), (304, 67614800), (320, 64234060), (352, 58394600), (380, 54091840), (400, 51387248), (418, 49174400), (440, 46715680), (475, 43273472), (484, 42468800), (508, 40462400), (550, 37372544), (605, 33975040), (608, 33807400), (635, 32369920), (640, 32117030), (704, 29197300), (760, 27045920), (800, 25693624), (836, 24587200), (880, 23357840), (950, 21636736), (968, 21234400), (1016, 20231200), (1045, 19669760), (1100, 18686272), (1210, 16987520), (1216, 16903700), (1270, 16184960), (1280, 16058515), (1331, 15443200), (1397, 14713600), (1408, 14598650), (1520, 13522960), (1600, 12846812), (1672, 12293600), (1760, 11678920), (1900, 10818368), (1936, 10617200), (2032, 10115600), (2090, 9834880), (2200, 9343136), (2299, 8940800), (2413, 8518400), (2420, 8493760), (2432, 8451850), (2540, 8092480), (2662, 7721600), (2794, 7356800), (2816, 7299325), (3025, 6795008), (3040, 6761480), (3175, 6473984), (3200, 6423406), (3344, 6146800), (3520, 5839460), (3800, 5409184), (3872, 5308600), (4064, 5057800), (4180, 4917440), (4400, 4671568), (4598, 4470400), (4826, 4259200), (4840, 4246880), (4864, 4225925), (5080, 4046240), (5225, 3933952), (5324, 3860800), (5588, 3678400), (6050, 3397504), (6080, 3380740), (6350, 3236992), (6400, 3211703), (6655, 3088640), (6688, 3073400), (6985, 2942720), (7040, 2919730), (7600, 2704592), (7744, 2654300), (8128, 2528900), (8360, 2458720), (8800, 2335784), (9196, 2235200), (9652, 2129600), (9680, 2123440), (10160, 2023120), (10450, 1966976), (10648, 1930400), (11176, 1839200), (11495, 1788160), (12065, 1703680), (12100, 1698752), (12160, 1690370), (12700, 1618496), (13310, 1544320), (13376, 1536700), (13970, 1471360), (14080, 1459865), (15200, 1352296), (15367, 1337600), (15488, 1327150), (16256, 1264450), (16720, 1229360), (17600, 1167892), (18392, 1117600), (19304, 1064800), (19360, 1061720), (20320, 1011560), (20900, 983488), (21296, 965200), (22352, 919600), (22990, 894080), (24130, 851840), (24200, 849376), (24320, 845185), (25289, 812800), (25400, 809248), (26543, 774400), (26620, 772160), (26752, 768350), (27940, 735680), (30400, 676148), (30734, 668800), (30976, 663575), (32512, 632225), (33275, 617728), (33440, 614680), (34925, 588544), (35200, 583946), (36784, 558800), (38608, 532400), (38720, 530860), (40640, 505780), (41800, 491744), (42592, 482600), (44704, 459800), (45980, 447040), (48260, 425920), (48400, 424688), (50578, 406400), (50800, 404624), (53086, 387200), (53240, 386080), (53504, 384175), (55880, 367840), (57475, 357632), (60325, 340736), (60800, 338074), (61468, 334400), (66550, 308864), (66880, 307340), (69850, 294272), (70400, 291973), (73568, 279400), (76835, 267520), (77216, 266200), (77440, 265430), (81280, 252890), (83600, 245872), (85184, 241300), (89408, 229900), (91960, 223520), (96520, 212960), (96800, 212344), (101156, 203200), (101600, 202312), (106172, 193600), (106480, 193040), (111760, 183920), (114950, 178816), (120650, 170368), (121600, 169037), (122936, 167200), (126445, 162560), (132715, 154880), (133100, 154432), (133760, 153670), (139700, 147136)]