20947076640

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{307}}^1\times {\mathrm{967}}^1$

素因数の和:1309

約数の個数: 432

約数和(自身を含む): 83509538112

約数和(自身を除く): 62562461472

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 280, 288, 294, 307, 315, 336, 360, 392, 420, 441, 480, 490, 504, 560, 588, 614, 630, 672, 720, 735, 784, 840, 882, 921, 967, 980, 1008, 1120, 1176, 1228, 1260, 1440, 1470, 1535, 1568, 1680, 1764, 1842, 1934, 1960, 2016, 2149, 2205, 2352, 2456, 2520, 2763, 2901, 2940, 3070, 3360, 3528, 3684, 3868, 3920, 4298, 4410, 4605, 4704, 4835, 4912, 5040, 5526, 5802, 5880, 6140, 6447, 6769, 7056, 7368, 7736, 7840, 8596, 8703, 8820, 9210, 9670, 9824, 10080, 10745, 11052, 11604, 11760, 12280, 12894, 13538, 13815, 14112, 14505, 14736, 15043, 15472, 17192, 17406, 17640, 18420, 19340, 19341, 20307, 21490, 22104, 23208, 23520, 24560, 25788, 27076, 27630, 29010, 29472, 30086, 30944, 32235, 33845, 34384, 34812, 35280, 36840, 38680, 38682, 40614, 42980, 43515, 44208, 45129, 46416, 47383, 49120, 51576, 54152, 55260, 58020, 60172, 60921, 64470, 67690, 68768, 69624, 70560, 73680, 75215, 77360, 77364, 81228, 85960, 87030, 88416, 90258, 92832, 94766, 96705, 101535, 103152, 108304, 110520, 116040, 120344, 121842, 128940, 135380, 135387, 139248, 142149, 147360, 150430, 154720, 154728, 162456, 171920, 174060, 180516, 189532, 193410, 203070, 206304, 216608, 221040, 225645, 232080, 236915, 240688, 243684, 257880, 270760, 270774, 278496, 284298, 296869, 300860, 304605, 309456, 324912, 343840, 348120, 361032, 379064, 386820, 406140, 426447, 442080, 451290, 464160, 473830, 481376, 487368, 515760, 541520, 541548, 568596, 593738, 601720, 609210, 618912, 649824, 676935, 696240, 710745, 722064, 758128, 773640, 812280, 852894, 890607, 902580, 947660, 974736, 1031520, 1083040, 1083096, 1137192, 1187476, 1203440, 1218420, 1353870, 1392480, 1421490, 1444128, 1484345, 1516256, 1547280, 1624560, 1705788, 1781214, 1805160, 1895320, 1949472, 2078083, 2132235, 2166192, 2274384, 2374952, 2406880, 2436840, 2671821, 2707740, 2842980, 2968690, 3094560, 3249120, 3411576, 3562428, 3610320, 3790640, 4156166, 4264470, 4332384, 4453035, 4548768, 4749904, 4873680, 5343642, 5415480, 5685960, 5937380, 6234249, 6823152, 7124856, 7220640, 7581280, 8312332, 8528940, 8906070, 9499808, 9747360, 10390415, 10687284, 10830960, 11371920, 11874760, 12468498, 13359105, 13646304, 14249712, 14546581, 16624664, 17057880, 17812140, 18702747, 20780830, 21374568, 21661920, 22743840, 23749520, 24936996, 26718210, 28499424, 29093162, 31171245, 33249328, 34115760, 35624280, 37405494, 41561660, 42749136, 43639743, 47499040, 49873992, 53436420, 58186324, 62342490, 66498656, 68231520, 71248560, 72732905, 74810988, 83123320, 85498272, 87279486, 93513735, 99747984, 106872840, 116372648, 124684980, 130919229, 142497120, 145465810, 149621976, 166246640, 174558972, 187027470, 199495968, 213745680, 218198715, 232745296, 249369960, 261838458, 290931620, 299243952, 332493280, 349117944, 374054940, 427491360, 436397430, 465490592, 498739920, 523676916, 581863240, 598487904, 654596145, 698235888, 748109880, 872794860, 997479840, 1047353832, 1163726480, 1309192290, 1396471776, 1496219760, 1745589720, 2094707664, 2327452960, 2618384580, 2992439520, 3491179440, 4189415328, 5236769160, 6982358880, 10473538320, 20947076640]

約数ペア:

[(1, 20947076640), (2, 10473538320), (3, 6982358880), (4, 5236769160), (5, 4189415328), (6, 3491179440), (7, 2992439520), (8, 2618384580), (9, 2327452960), (10, 2094707664), (12, 1745589720), (14, 1496219760), (15, 1396471776), (16, 1309192290), (18, 1163726480), (20, 1047353832), (21, 997479840), (24, 872794860), (28, 748109880), (30, 698235888), (32, 654596145), (35, 598487904), (36, 581863240), (40, 523676916), (42, 498739920), (45, 465490592), (48, 436397430), (49, 427491360), (56, 374054940), (60, 349117944), (63, 332493280), (70, 299243952), (72, 290931620), (80, 261838458), (84, 249369960), (90, 232745296), (96, 218198715), (98, 213745680), (105, 199495968), (112, 187027470), (120, 174558972), (126, 166246640), (140, 149621976), (144, 145465810), (147, 142497120), (160, 130919229), (168, 124684980), (180, 116372648), (196, 106872840), (210, 99747984), (224, 93513735), (240, 87279486), (245, 85498272), (252, 83123320), (280, 74810988), (288, 72732905), (294, 71248560), (307, 68231520), (315, 66498656), (336, 62342490), (360, 58186324), (392, 53436420), (420, 49873992), (441, 47499040), (480, 43639743), (490, 42749136), (504, 41561660), (560, 37405494), (588, 35624280), (614, 34115760), (630, 33249328), (672, 31171245), (720, 29093162), (735, 28499424), (784, 26718210), (840, 24936996), (882, 23749520), (921, 22743840), (967, 21661920), (980, 21374568), (1008, 20780830), (1120, 18702747), (1176, 17812140), (1228, 17057880), (1260, 16624664), (1440, 14546581), (1470, 14249712), (1535, 13646304), (1568, 13359105), (1680, 12468498), (1764, 11874760), (1842, 11371920), (1934, 10830960), (1960, 10687284), (2016, 10390415), (2149, 9747360), (2205, 9499808), (2352, 8906070), (2456, 8528940), (2520, 8312332), (2763, 7581280), (2901, 7220640), (2940, 7124856), (3070, 6823152), (3360, 6234249), (3528, 5937380), (3684, 5685960), (3868, 5415480), (3920, 5343642), (4298, 4873680), (4410, 4749904), (4605, 4548768), (4704, 4453035), (4835, 4332384), (4912, 4264470), (5040, 4156166), (5526, 3790640), (5802, 3610320), (5880, 3562428), (6140, 3411576), (6447, 3249120), (6769, 3094560), (7056, 2968690), (7368, 2842980), (7736, 2707740), (7840, 2671821), (8596, 2436840), (8703, 2406880), (8820, 2374952), (9210, 2274384), (9670, 2166192), (9824, 2132235), (10080, 2078083), (10745, 1949472), (11052, 1895320), (11604, 1805160), (11760, 1781214), (12280, 1705788), (12894, 1624560), (13538, 1547280), (13815, 1516256), (14112, 1484345), (14505, 1444128), (14736, 1421490), (15043, 1392480), (15472, 1353870), (17192, 1218420), (17406, 1203440), (17640, 1187476), (18420, 1137192), (19340, 1083096), (19341, 1083040), (20307, 1031520), (21490, 974736), (22104, 947660), (23208, 902580), (23520, 890607), (24560, 852894), (25788, 812280), (27076, 773640), (27630, 758128), (29010, 722064), (29472, 710745), (30086, 696240), (30944, 676935), (32235, 649824), (33845, 618912), (34384, 609210), (34812, 601720), (35280, 593738), (36840, 568596), (38680, 541548), (38682, 541520), (40614, 515760), (42980, 487368), (43515, 481376), (44208, 473830), (45129, 464160), (46416, 451290), (47383, 442080), (49120, 426447), (51576, 406140), (54152, 386820), (55260, 379064), (58020, 361032), (60172, 348120), (60921, 343840), (64470, 324912), (67690, 309456), (68768, 304605), (69624, 300860), (70560, 296869), (73680, 284298), (75215, 278496), (77360, 270774), (77364, 270760), (81228, 257880), (85960, 243684), (87030, 240688), (88416, 236915), (90258, 232080), (92832, 225645), (94766, 221040), (96705, 216608), (101535, 206304), (103152, 203070), (108304, 193410), (110520, 189532), (116040, 180516), (120344, 174060), (121842, 171920), (128940, 162456), (135380, 154728), (135387, 154720), (139248, 150430), (142149, 147360)]