21310405760

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:684

約数の個数: 384

約数和(自身を含む): 63745626240

約数和(自身を除く): 42435220480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 64, 68, 70, 71, 80, 85, 98, 112, 119, 128, 136, 140, 142, 160, 170, 196, 224, 238, 245, 272, 280, 284, 320, 340, 355, 392, 448, 476, 490, 497, 544, 560, 563, 568, 595, 640, 680, 710, 784, 833, 896, 952, 980, 994, 1088, 1120, 1126, 1136, 1190, 1207, 1360, 1420, 1568, 1666, 1904, 1960, 1988, 2176, 2240, 2252, 2272, 2380, 2414, 2485, 2720, 2815, 2840, 3136, 3332, 3479, 3808, 3920, 3941, 3976, 4165, 4480, 4504, 4544, 4760, 4828, 4970, 5440, 5630, 5680, 6035, 6272, 6664, 6958, 7616, 7840, 7882, 7952, 8330, 8449, 9008, 9088, 9520, 9571, 9656, 9940, 10880, 11260, 11360, 12070, 13328, 13916, 15232, 15680, 15764, 15904, 16660, 16898, 17395, 18016, 19040, 19142, 19312, 19705, 19880, 22520, 22720, 24140, 26656, 27587, 27832, 31360, 31528, 31808, 33320, 33796, 34790, 36032, 38080, 38284, 38624, 39410, 39760, 39973, 42245, 45040, 45440, 47855, 48280, 53312, 55174, 55664, 59143, 63056, 63616, 66640, 66997, 67592, 69580, 72064, 76160, 76568, 77248, 78820, 79520, 79946, 84490, 90080, 95710, 96560, 106624, 110348, 111328, 118286, 126112, 133280, 133994, 135184, 137935, 139160, 153136, 154496, 157640, 159040, 159892, 168980, 180160, 191420, 193120, 199865, 220696, 222656, 236572, 252224, 266560, 267988, 270368, 275870, 278320, 279811, 295715, 306272, 315280, 318080, 319784, 334985, 337960, 360320, 382840, 386240, 399730, 441392, 445312, 468979, 473144, 504448, 533120, 535976, 540736, 551740, 556640, 559622, 591430, 612544, 630560, 639568, 669970, 675920, 679541, 765680, 772480, 799460, 882784, 937958, 946288, 1071952, 1081472, 1103480, 1113280, 1119244, 1182860, 1225088, 1261120, 1279136, 1339940, 1351840, 1359082, 1399055, 1531360, 1598920, 1765568, 1875916, 1892576, 1958677, 2143904, 2206960, 2226560, 2238488, 2344895, 2365720, 2522240, 2558272, 2679880, 2703680, 2718164, 2798110, 3062720, 3197840, 3397705, 3531136, 3751832, 3785152, 3917354, 4287808, 4413920, 4476976, 4689790, 4731440, 4756787, 5116544, 5359760, 5407360, 5436328, 5596220, 6125440, 6395680, 6795410, 7503664, 7570304, 7834708, 8575616, 8827840, 8953952, 9379580, 9462880, 9513574, 9793385, 10719520, 10872656, 11192440, 12791360, 13590820, 15007328, 15669416, 17655680, 17907904, 18759160, 18925760, 19027148, 19586770, 21439040, 21745312, 22384880, 23783935, 25582720, 27181640, 30014656, 31338832, 33297509, 35815808, 37518320, 37851520, 38054296, 39173540, 42878080, 43490624, 44769760, 47567870, 54363280, 60029312, 62677664, 66595018, 75036640, 76108592, 78347080, 86981248, 89539520, 95135740, 108726560, 125355328, 133190036, 150073280, 152217184, 156694160, 166487545, 179079040, 190271480, 217453120, 250710656, 266380072, 300146560, 304434368, 313388320, 332975090, 380542960, 434906240, 532760144, 608868736, 626776640, 665950180, 761085920, 1065520288, 1253553280, 1331900360, 1522171840, 2131040576, 2663800720, 3044343680, 4262081152, 5327601440, 10655202880, 21310405760]

約数ペア:

[(1, 21310405760), (2, 10655202880), (4, 5327601440), (5, 4262081152), (7, 3044343680), (8, 2663800720), (10, 2131040576), (14, 1522171840), (16, 1331900360), (17, 1253553280), (20, 1065520288), (28, 761085920), (32, 665950180), (34, 626776640), (35, 608868736), (40, 532760144), (49, 434906240), (56, 380542960), (64, 332975090), (68, 313388320), (70, 304434368), (71, 300146560), (80, 266380072), (85, 250710656), (98, 217453120), (112, 190271480), (119, 179079040), (128, 166487545), (136, 156694160), (140, 152217184), (142, 150073280), (160, 133190036), (170, 125355328), (196, 108726560), (224, 95135740), (238, 89539520), (245, 86981248), (272, 78347080), (280, 76108592), (284, 75036640), (320, 66595018), (340, 62677664), (355, 60029312), (392, 54363280), (448, 47567870), (476, 44769760), (490, 43490624), (497, 42878080), (544, 39173540), (560, 38054296), (563, 37851520), (568, 37518320), (595, 35815808), (640, 33297509), (680, 31338832), (710, 30014656), (784, 27181640), (833, 25582720), (896, 23783935), (952, 22384880), (980, 21745312), (994, 21439040), (1088, 19586770), (1120, 19027148), (1126, 18925760), (1136, 18759160), (1190, 17907904), (1207, 17655680), (1360, 15669416), (1420, 15007328), (1568, 13590820), (1666, 12791360), (1904, 11192440), (1960, 10872656), (1988, 10719520), (2176, 9793385), (2240, 9513574), (2252, 9462880), (2272, 9379580), (2380, 8953952), (2414, 8827840), (2485, 8575616), (2720, 7834708), (2815, 7570304), (2840, 7503664), (3136, 6795410), (3332, 6395680), (3479, 6125440), (3808, 5596220), (3920, 5436328), (3941, 5407360), (3976, 5359760), (4165, 5116544), (4480, 4756787), (4504, 4731440), (4544, 4689790), (4760, 4476976), (4828, 4413920), (4970, 4287808), (5440, 3917354), (5630, 3785152), (5680, 3751832), (6035, 3531136), (6272, 3397705), (6664, 3197840), (6958, 3062720), (7616, 2798110), (7840, 2718164), (7882, 2703680), (7952, 2679880), (8330, 2558272), (8449, 2522240), (9008, 2365720), (9088, 2344895), (9520, 2238488), (9571, 2226560), (9656, 2206960), (9940, 2143904), (10880, 1958677), (11260, 1892576), (11360, 1875916), (12070, 1765568), (13328, 1598920), (13916, 1531360), (15232, 1399055), (15680, 1359082), (15764, 1351840), (15904, 1339940), (16660, 1279136), (16898, 1261120), (17395, 1225088), (18016, 1182860), (19040, 1119244), (19142, 1113280), (19312, 1103480), (19705, 1081472), (19880, 1071952), (22520, 946288), (22720, 937958), (24140, 882784), (26656, 799460), (27587, 772480), (27832, 765680), (31360, 679541), (31528, 675920), (31808, 669970), (33320, 639568), (33796, 630560), (34790, 612544), (36032, 591430), (38080, 559622), (38284, 556640), (38624, 551740), (39410, 540736), (39760, 535976), (39973, 533120), (42245, 504448), (45040, 473144), (45440, 468979), (47855, 445312), (48280, 441392), (53312, 399730), (55174, 386240), (55664, 382840), (59143, 360320), (63056, 337960), (63616, 334985), (66640, 319784), (66997, 318080), (67592, 315280), (69580, 306272), (72064, 295715), (76160, 279811), (76568, 278320), (77248, 275870), (78820, 270368), (79520, 267988), (79946, 266560), (84490, 252224), (90080, 236572), (95710, 222656), (96560, 220696), (106624, 199865), (110348, 193120), (111328, 191420), (118286, 180160), (126112, 168980), (133280, 159892), (133994, 159040), (135184, 157640), (137935, 154496), (139160, 153136)]