20709879840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{281}}^1$

素因数の和:473

約数の個数: 576

約数和(自身を含む): 79464333312

約数和(自身を除く): 58754453472

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 31, 32, 36, 39, 40, 45, 48, 52, 60, 62, 65, 72, 78, 80, 90, 93, 96, 104, 117, 120, 124, 127, 130, 144, 155, 156, 160, 180, 186, 195, 208, 234, 240, 248, 254, 260, 279, 281, 288, 310, 312, 360, 372, 381, 390, 403, 416, 465, 468, 480, 496, 508, 520, 558, 562, 585, 620, 624, 635, 720, 744, 762, 780, 806, 843, 930, 936, 992, 1016, 1040, 1116, 1124, 1143, 1170, 1209, 1240, 1248, 1270, 1395, 1405, 1440, 1488, 1524, 1560, 1612, 1651, 1686, 1860, 1872, 1905, 2015, 2032, 2080, 2232, 2248, 2286, 2340, 2418, 2480, 2529, 2540, 2790, 2810, 2976, 3048, 3120, 3224, 3302, 3372, 3627, 3653, 3720, 3744, 3810, 3937, 4030, 4064, 4215, 4464, 4496, 4572, 4680, 4836, 4953, 4960, 5058, 5080, 5580, 5620, 5715, 6045, 6096, 6240, 6448, 6604, 6744, 7254, 7306, 7440, 7620, 7874, 8060, 8255, 8430, 8711, 8928, 8992, 9144, 9360, 9672, 9906, 10116, 10160, 10959, 11160, 11240, 11430, 11811, 12090, 12192, 12645, 12896, 13208, 13488, 14508, 14612, 14859, 14880, 15240, 15748, 16120, 16510, 16860, 17422, 18135, 18265, 18288, 18720, 19344, 19685, 19812, 20232, 20320, 21918, 22320, 22480, 22860, 23622, 24180, 24765, 25290, 26133, 26416, 26976, 29016, 29224, 29718, 30480, 31496, 32240, 32877, 33020, 33720, 34844, 35433, 35687, 36270, 36530, 36576, 38688, 39370, 39624, 40464, 43555, 43836, 44640, 44960, 45720, 47244, 48360, 49530, 50580, 51181, 52266, 52832, 54795, 58032, 58448, 59055, 59436, 60960, 62992, 64480, 65754, 66040, 67440, 69688, 70866, 71374, 72540, 73060, 74295, 78399, 78740, 79248, 80928, 87110, 87672, 91440, 94488, 96720, 99060, 101160, 102362, 104532, 107061, 109590, 113243, 116064, 116896, 118110, 118872, 125984, 130665, 131508, 132080, 134880, 139376, 141732, 142748, 145080, 146120, 148590, 153543, 156798, 157480, 158496, 164385, 174220, 175344, 177165, 178435, 182880, 188976, 193440, 198120, 202320, 204724, 209064, 214122, 219180, 226486, 236220, 237744, 255905, 261330, 263016, 264160, 278752, 283464, 285496, 290160, 292240, 297180, 307086, 313596, 314960, 321183, 328770, 339729, 348440, 350688, 354330, 356870, 377952, 391995, 396240, 404640, 409448, 418128, 428244, 438360, 452972, 460629, 463931, 472440, 475488, 511810, 522660, 526032, 535305, 566215, 566928, 570992, 580320, 584480, 594360, 614172, 627192, 629920, 642366, 657540, 679458, 696880, 708660, 713740, 767715, 783990, 792480, 818896, 836256, 856488, 876720, 905944, 921258, 927862, 944880, 1019187, 1023620, 1045320, 1052064, 1070610, 1106297, 1132430, 1133856, 1141984, 1188720, 1228344, 1254384, 1284732, 1315080, 1358916, 1391793, 1393760, 1417320, 1427480, 1535430, 1567980, 1605915, 1637792, 1698645, 1712976, 1753440, 1811888, 1842516, 1855724, 1889760, 2038374, 2047240, 2090640, 2141220, 2212594, 2264860, 2303145, 2319655, 2377440, 2456688, 2508768, 2569464, 2630160, 2717832, 2783586, 2834640, 2854960, 3070860, 3135960, 3211830, 3318891, 3397290, 3425952, 3623776, 3685032, 3711448, 4076748, 4094480, 4175379, 4181280, 4282440, 4425188, 4529720, 4606290, 4639310, 4913376, 5095935, 5138928, 5260320, 5435664, 5531485, 5567172, 5669280, 5709920, 6141720, 6271920, 6423660, 6637782, 6794580, 6958965, 7370064, 7422896, 8153496, 8188960, 8350758, 8564880, 8850376, 9059440, 9212580, 9278620, 9956673, 10191870, 10277856, 10871328, 11062970, 11134344, 12283440, 12543840, 12847320, 13275564, 13589160, 13917930, 14381861, 14740128, 14845792, 16306992, 16594455, 16701516, 17129760, 17700752, 18118880, 18425160, 18557240, 19913346, 20383740, 20876895, 22125940, 22268688, 24566880, 25694640, 26551128, 27178320, 27835860, 28763722, 32613984, 33188910, 33403032, 35401504, 36850320, 37114480, 39826692, 40767480, 41753790, 43145583, 44251880, 44537376, 49783365, 51389280, 53102256, 54356640, 55671720, 57527444, 66377820, 66806064, 71909305, 73700640, 74228960, 79653384, 81534960, 83507580, 86291166, 88503760, 99566730, 106204512, 111343440, 115054888, 129436749, 132755640, 133612128, 143818610, 159306768, 163069920, 167015160, 172582332, 177007520, 199133460, 215727915, 222686880, 230109776, 258873498, 265511280, 287637220, 318613536, 334030320, 345164664, 398266920, 431455830, 460219552, 517746996, 531022560, 575274440, 647183745, 668060640, 690329328, 796533840, 862911660, 1035493992, 1150548880, 1294367490, 1380658656, 1593067680, 1725823320, 2070987984, 2301097760, 2588734980, 3451646640, 4141975968, 5177469960, 6903293280, 10354939920, 20709879840]

約数ペア:

[(1, 20709879840), (2, 10354939920), (3, 6903293280), (4, 5177469960), (5, 4141975968), (6, 3451646640), (8, 2588734980), (9, 2301097760), (10, 2070987984), (12, 1725823320), (13, 1593067680), (15, 1380658656), (16, 1294367490), (18, 1150548880), (20, 1035493992), (24, 862911660), (26, 796533840), (30, 690329328), (31, 668060640), (32, 647183745), (36, 575274440), (39, 531022560), (40, 517746996), (45, 460219552), (48, 431455830), (52, 398266920), (60, 345164664), (62, 334030320), (65, 318613536), (72, 287637220), (78, 265511280), (80, 258873498), (90, 230109776), (93, 222686880), (96, 215727915), (104, 199133460), (117, 177007520), (120, 172582332), (124, 167015160), (127, 163069920), (130, 159306768), (144, 143818610), (155, 133612128), (156, 132755640), (160, 129436749), (180, 115054888), (186, 111343440), (195, 106204512), (208, 99566730), (234, 88503760), (240, 86291166), (248, 83507580), (254, 81534960), (260, 79653384), (279, 74228960), (281, 73700640), (288, 71909305), (310, 66806064), (312, 66377820), (360, 57527444), (372, 55671720), (381, 54356640), (390, 53102256), (403, 51389280), (416, 49783365), (465, 44537376), (468, 44251880), (480, 43145583), (496, 41753790), (508, 40767480), (520, 39826692), (558, 37114480), (562, 36850320), (585, 35401504), (620, 33403032), (624, 33188910), (635, 32613984), (720, 28763722), (744, 27835860), (762, 27178320), (780, 26551128), (806, 25694640), (843, 24566880), (930, 22268688), (936, 22125940), (992, 20876895), (1016, 20383740), (1040, 19913346), (1116, 18557240), (1124, 18425160), (1143, 18118880), (1170, 17700752), (1209, 17129760), (1240, 16701516), (1248, 16594455), (1270, 16306992), (1395, 14845792), (1405, 14740128), (1440, 14381861), (1488, 13917930), (1524, 13589160), (1560, 13275564), (1612, 12847320), (1651, 12543840), (1686, 12283440), (1860, 11134344), (1872, 11062970), (1905, 10871328), (2015, 10277856), (2032, 10191870), (2080, 9956673), (2232, 9278620), (2248, 9212580), (2286, 9059440), (2340, 8850376), (2418, 8564880), (2480, 8350758), (2529, 8188960), (2540, 8153496), (2790, 7422896), (2810, 7370064), (2976, 6958965), (3048, 6794580), (3120, 6637782), (3224, 6423660), (3302, 6271920), (3372, 6141720), (3627, 5709920), (3653, 5669280), (3720, 5567172), (3744, 5531485), (3810, 5435664), (3937, 5260320), (4030, 5138928), (4064, 5095935), (4215, 4913376), (4464, 4639310), (4496, 4606290), (4572, 4529720), (4680, 4425188), (4836, 4282440), (4953, 4181280), (4960, 4175379), (5058, 4094480), (5080, 4076748), (5580, 3711448), (5620, 3685032), (5715, 3623776), (6045, 3425952), (6096, 3397290), (6240, 3318891), (6448, 3211830), (6604, 3135960), (6744, 3070860), (7254, 2854960), (7306, 2834640), (7440, 2783586), (7620, 2717832), (7874, 2630160), (8060, 2569464), (8255, 2508768), (8430, 2456688), (8711, 2377440), (8928, 2319655), (8992, 2303145), (9144, 2264860), (9360, 2212594), (9672, 2141220), (9906, 2090640), (10116, 2047240), (10160, 2038374), (10959, 1889760), (11160, 1855724), (11240, 1842516), (11430, 1811888), (11811, 1753440), (12090, 1712976), (12192, 1698645), (12645, 1637792), (12896, 1605915), (13208, 1567980), (13488, 1535430), (14508, 1427480), (14612, 1417320), (14859, 1393760), (14880, 1391793), (15240, 1358916), (15748, 1315080), (16120, 1284732), (16510, 1254384), (16860, 1228344), (17422, 1188720), (18135, 1141984), (18265, 1133856), (18288, 1132430), (18720, 1106297), (19344, 1070610), (19685, 1052064), (19812, 1045320), (20232, 1023620), (20320, 1019187), (21918, 944880), (22320, 927862), (22480, 921258), (22860, 905944), (23622, 876720), (24180, 856488), (24765, 836256), (25290, 818896), (26133, 792480), (26416, 783990), (26976, 767715), (29016, 713740), (29224, 708660), (29718, 696880), (30480, 679458), (31496, 657540), (32240, 642366), (32877, 629920), (33020, 627192), (33720, 614172), (34844, 594360), (35433, 584480), (35687, 580320), (36270, 570992), (36530, 566928), (36576, 566215), (38688, 535305), (39370, 526032), (39624, 522660), (40464, 511810), (43555, 475488), (43836, 472440), (44640, 463931), (44960, 460629), (45720, 452972), (47244, 438360), (48360, 428244), (49530, 418128), (50580, 409448), (51181, 404640), (52266, 396240), (52832, 391995), (54795, 377952), (58032, 356870), (58448, 354330), (59055, 350688), (59436, 348440), (60960, 339729), (62992, 328770), (64480, 321183), (65754, 314960), (66040, 313596), (67440, 307086), (69688, 297180), (70866, 292240), (71374, 290160), (72540, 285496), (73060, 283464), (74295, 278752), (78399, 264160), (78740, 263016), (79248, 261330), (80928, 255905), (87110, 237744), (87672, 236220), (91440, 226486), (94488, 219180), (96720, 214122), (99060, 209064), (101160, 204724), (102362, 202320), (104532, 198120), (107061, 193440), (109590, 188976), (113243, 182880), (116064, 178435), (116896, 177165), (118110, 175344), (118872, 174220), (125984, 164385), (130665, 158496), (131508, 157480), (132080, 156798), (134880, 153543), (139376, 148590), (141732, 146120), (142748, 145080)]