21279185280

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1531}}^1$

素因数の和:1702

約数の個数: 384

約数和(自身を含む): 78006988800

約数和(自身を除く): 56727803520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 127, 128, 144, 152, 160, 171, 180, 190, 192, 228, 240, 254, 285, 288, 304, 320, 342, 360, 380, 381, 384, 456, 480, 508, 570, 576, 608, 635, 640, 684, 720, 760, 762, 855, 912, 960, 1016, 1140, 1143, 1152, 1216, 1270, 1368, 1440, 1520, 1524, 1531, 1710, 1824, 1905, 1920, 2032, 2280, 2286, 2413, 2432, 2540, 2736, 2880, 3040, 3048, 3062, 3420, 3648, 3810, 4064, 4560, 4572, 4593, 4826, 5080, 5472, 5715, 5760, 6080, 6096, 6124, 6840, 7239, 7296, 7620, 7655, 8128, 9120, 9144, 9186, 9652, 10160, 10944, 11430, 12065, 12160, 12192, 12248, 13680, 13779, 14478, 15240, 15310, 16256, 18240, 18288, 18372, 19304, 20320, 21717, 21888, 22860, 22965, 24130, 24384, 24496, 27360, 27558, 28956, 29089, 30480, 30620, 36195, 36480, 36576, 36744, 38608, 40640, 43434, 45720, 45930, 48260, 48768, 48992, 54720, 55116, 57912, 58178, 60960, 61240, 68895, 72390, 73152, 73488, 77216, 81280, 86868, 87267, 91440, 91860, 96520, 97984, 108585, 109440, 110232, 115824, 116356, 121920, 122480, 137790, 144780, 145445, 146304, 146976, 154432, 173736, 174534, 182880, 183720, 193040, 194437, 195968, 217170, 220464, 231648, 232712, 243840, 244960, 261801, 275580, 289560, 290890, 293952, 308864, 347472, 349068, 365760, 367440, 386080, 388874, 434340, 436335, 440928, 463296, 465424, 489920, 523602, 551160, 579120, 581780, 583311, 587904, 694944, 698136, 731520, 734880, 772160, 777748, 868680, 872670, 881856, 926592, 930848, 972185, 979840, 1047204, 1102320, 1158240, 1163560, 1166622, 1309005, 1389888, 1396272, 1469760, 1544320, 1555496, 1737360, 1745340, 1749933, 1763712, 1861696, 1944370, 2094408, 2204640, 2316480, 2327120, 2333244, 2618010, 2779776, 2792544, 2916555, 2939520, 3110992, 3474720, 3490680, 3499866, 3694303, 3723392, 3888740, 4188816, 4409280, 4632960, 4654240, 4666488, 5236020, 5585088, 5833110, 6221984, 6949440, 6981360, 6999732, 7388606, 7777480, 8377632, 8749665, 8818560, 9308480, 9332976, 10472040, 11082909, 11170176, 11666220, 12443968, 13898880, 13962720, 13999464, 14777212, 15554960, 16755264, 17499330, 18471515, 18616960, 18665952, 20944080, 22165818, 23332440, 24887936, 27925440, 27998928, 29554424, 31109920, 33248727, 33510528, 34998660, 36943030, 37331904, 41888160, 44331636, 46664880, 55414545, 55850880, 55997856, 59108848, 62219840, 66497454, 69997320, 73886060, 74663808, 83776320, 88663272, 93329760, 110829090, 111995712, 118217696, 124439680, 132994908, 139994640, 147772120, 166243635, 167552640, 177326544, 186659520, 221658180, 223991424, 236435392, 265989816, 279989280, 295544240, 332487270, 354653088, 373319040, 443316360, 472870784, 531979632, 559978560, 591088480, 664974540, 709306176, 886632720, 1063959264, 1119957120, 1182176960, 1329949080, 1418612352, 1773265440, 2127918528, 2364353920, 2659898160, 3546530880, 4255837056, 5319796320, 7093061760, 10639592640, 21279185280]

約数ペア:

[(1, 21279185280), (2, 10639592640), (3, 7093061760), (4, 5319796320), (5, 4255837056), (6, 3546530880), (8, 2659898160), (9, 2364353920), (10, 2127918528), (12, 1773265440), (15, 1418612352), (16, 1329949080), (18, 1182176960), (19, 1119957120), (20, 1063959264), (24, 886632720), (30, 709306176), (32, 664974540), (36, 591088480), (38, 559978560), (40, 531979632), (45, 472870784), (48, 443316360), (57, 373319040), (60, 354653088), (64, 332487270), (72, 295544240), (76, 279989280), (80, 265989816), (90, 236435392), (95, 223991424), (96, 221658180), (114, 186659520), (120, 177326544), (127, 167552640), (128, 166243635), (144, 147772120), (152, 139994640), (160, 132994908), (171, 124439680), (180, 118217696), (190, 111995712), (192, 110829090), (228, 93329760), (240, 88663272), (254, 83776320), (285, 74663808), (288, 73886060), (304, 69997320), (320, 66497454), (342, 62219840), (360, 59108848), (380, 55997856), (381, 55850880), (384, 55414545), (456, 46664880), (480, 44331636), (508, 41888160), (570, 37331904), (576, 36943030), (608, 34998660), (635, 33510528), (640, 33248727), (684, 31109920), (720, 29554424), (760, 27998928), (762, 27925440), (855, 24887936), (912, 23332440), (960, 22165818), (1016, 20944080), (1140, 18665952), (1143, 18616960), (1152, 18471515), (1216, 17499330), (1270, 16755264), (1368, 15554960), (1440, 14777212), (1520, 13999464), (1524, 13962720), (1531, 13898880), (1710, 12443968), (1824, 11666220), (1905, 11170176), (1920, 11082909), (2032, 10472040), (2280, 9332976), (2286, 9308480), (2413, 8818560), (2432, 8749665), (2540, 8377632), (2736, 7777480), (2880, 7388606), (3040, 6999732), (3048, 6981360), (3062, 6949440), (3420, 6221984), (3648, 5833110), (3810, 5585088), (4064, 5236020), (4560, 4666488), (4572, 4654240), (4593, 4632960), (4826, 4409280), (5080, 4188816), (5472, 3888740), (5715, 3723392), (5760, 3694303), (6080, 3499866), (6096, 3490680), (6124, 3474720), (6840, 3110992), (7239, 2939520), (7296, 2916555), (7620, 2792544), (7655, 2779776), (8128, 2618010), (9120, 2333244), (9144, 2327120), (9186, 2316480), (9652, 2204640), (10160, 2094408), (10944, 1944370), (11430, 1861696), (12065, 1763712), (12160, 1749933), (12192, 1745340), (12248, 1737360), (13680, 1555496), (13779, 1544320), (14478, 1469760), (15240, 1396272), (15310, 1389888), (16256, 1309005), (18240, 1166622), (18288, 1163560), (18372, 1158240), (19304, 1102320), (20320, 1047204), (21717, 979840), (21888, 972185), (22860, 930848), (22965, 926592), (24130, 881856), (24384, 872670), (24496, 868680), (27360, 777748), (27558, 772160), (28956, 734880), (29089, 731520), (30480, 698136), (30620, 694944), (36195, 587904), (36480, 583311), (36576, 581780), (36744, 579120), (38608, 551160), (40640, 523602), (43434, 489920), (45720, 465424), (45930, 463296), (48260, 440928), (48768, 436335), (48992, 434340), (54720, 388874), (55116, 386080), (57912, 367440), (58178, 365760), (60960, 349068), (61240, 347472), (68895, 308864), (72390, 293952), (73152, 290890), (73488, 289560), (77216, 275580), (81280, 261801), (86868, 244960), (87267, 243840), (91440, 232712), (91860, 231648), (96520, 220464), (97984, 217170), (108585, 195968), (109440, 194437), (110232, 193040), (115824, 183720), (116356, 182880), (121920, 174534), (122480, 173736), (137790, 154432), (144780, 146976), (145445, 146304)]