20494729920

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{751}}^1$

素因数の和:940

約数の個数: 448

約数和(自身を含む): 77454508032

約数和(自身を除く): 56959778112

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 131, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 262, 280, 310, 320, 336, 372, 393, 420, 434, 448, 465, 480, 496, 524, 560, 620, 651, 655, 672, 744, 751, 786, 840, 868, 917, 930, 960, 992, 1048, 1085, 1120, 1240, 1302, 1310, 1344, 1488, 1502, 1572, 1680, 1736, 1834, 1860, 1965, 1984, 2096, 2170, 2240, 2253, 2480, 2604, 2620, 2751, 2976, 3004, 3144, 3255, 3360, 3472, 3668, 3720, 3755, 3930, 4061, 4192, 4340, 4506, 4585, 4960, 5208, 5240, 5257, 5502, 5952, 6008, 6288, 6510, 6720, 6944, 7336, 7440, 7510, 7860, 8122, 8384, 8680, 9012, 9170, 9920, 10416, 10480, 10514, 11004, 11265, 12016, 12183, 12576, 13020, 13755, 13888, 14672, 14880, 15020, 15720, 15771, 16244, 17360, 18024, 18340, 20305, 20832, 20960, 21028, 22008, 22530, 23281, 24032, 24366, 25152, 26040, 26285, 27510, 28427, 29344, 29760, 30040, 31440, 31542, 32488, 34720, 36048, 36680, 40610, 41664, 41920, 42056, 44016, 45060, 46562, 48064, 48732, 52080, 52570, 55020, 56854, 58688, 60080, 60915, 62880, 63084, 64976, 69440, 69843, 72096, 73360, 78855, 81220, 84112, 85281, 88032, 90120, 93124, 97464, 98381, 104160, 105140, 110040, 113708, 116405, 120160, 121830, 125760, 126168, 129952, 139686, 142135, 144192, 146720, 157710, 162440, 162967, 168224, 170562, 176064, 180240, 186248, 194928, 196762, 208320, 210280, 220080, 227416, 232810, 240320, 243660, 252336, 259904, 279372, 284270, 293440, 295143, 315420, 324880, 325934, 336448, 341124, 349215, 360480, 372496, 389856, 393524, 420560, 426405, 440160, 454832, 465620, 487320, 488901, 491905, 504672, 558744, 568540, 590286, 630840, 649760, 651868, 682248, 688667, 698430, 720960, 744992, 779712, 787048, 814835, 841120, 852810, 880320, 909664, 931240, 974640, 977802, 983810, 1009344, 1117488, 1137080, 1180572, 1261680, 1299520, 1303736, 1364496, 1377334, 1396860, 1475715, 1489984, 1574096, 1629670, 1682240, 1705620, 1819328, 1862480, 1949280, 1955604, 1967620, 2066001, 2234976, 2274160, 2361144, 2444505, 2523360, 2607472, 2728992, 2754668, 2793720, 2951430, 3049811, 3148192, 3259340, 3411240, 3443335, 3724960, 3898560, 3911208, 3935240, 4132002, 4469952, 4548320, 4722288, 4889010, 5046720, 5214944, 5457984, 5509336, 5587440, 5902860, 6099622, 6296384, 6518680, 6822480, 6886670, 7449920, 7822416, 7870480, 8264004, 9096640, 9149433, 9444576, 9778020, 10330005, 10429888, 11018672, 11174880, 11805720, 12199244, 13037360, 13644960, 13773340, 15249055, 15644832, 15740960, 16528008, 18298866, 18889152, 19556040, 20660010, 21348677, 22037344, 22349760, 23611440, 24398488, 26074720, 27289920, 27546680, 30498110, 31289664, 31481920, 33056016, 36597732, 39112080, 41320020, 42697354, 44074688, 45747165, 47222880, 48796976, 52149440, 55093360, 60996220, 64046031, 66112032, 73195464, 78224160, 82640040, 85394708, 91494330, 94445760, 97593952, 106743385, 110186720, 121992440, 128092062, 132224064, 146390928, 156448320, 165280080, 170789416, 182988660, 195187904, 213486770, 220373440, 243984880, 256184124, 292781856, 320230155, 330560160, 341578832, 365977320, 426973540, 487969760, 512368248, 585563712, 640460310, 661120320, 683157664, 731954640, 853947080, 975939520, 1024736496, 1280920620, 1366315328, 1463909280, 1707894160, 2049472992, 2561841240, 2927818560, 3415788320, 4098945984, 5123682480, 6831576640, 10247364960, 20494729920]

約数ペア:

[(1, 20494729920), (2, 10247364960), (3, 6831576640), (4, 5123682480), (5, 4098945984), (6, 3415788320), (7, 2927818560), (8, 2561841240), (10, 2049472992), (12, 1707894160), (14, 1463909280), (15, 1366315328), (16, 1280920620), (20, 1024736496), (21, 975939520), (24, 853947080), (28, 731954640), (30, 683157664), (31, 661120320), (32, 640460310), (35, 585563712), (40, 512368248), (42, 487969760), (48, 426973540), (56, 365977320), (60, 341578832), (62, 330560160), (64, 320230155), (70, 292781856), (80, 256184124), (84, 243984880), (93, 220373440), (96, 213486770), (105, 195187904), (112, 182988660), (120, 170789416), (124, 165280080), (131, 156448320), (140, 146390928), (155, 132224064), (160, 128092062), (168, 121992440), (186, 110186720), (192, 106743385), (210, 97593952), (217, 94445760), (224, 91494330), (240, 85394708), (248, 82640040), (262, 78224160), (280, 73195464), (310, 66112032), (320, 64046031), (336, 60996220), (372, 55093360), (393, 52149440), (420, 48796976), (434, 47222880), (448, 45747165), (465, 44074688), (480, 42697354), (496, 41320020), (524, 39112080), (560, 36597732), (620, 33056016), (651, 31481920), (655, 31289664), (672, 30498110), (744, 27546680), (751, 27289920), (786, 26074720), (840, 24398488), (868, 23611440), (917, 22349760), (930, 22037344), (960, 21348677), (992, 20660010), (1048, 19556040), (1085, 18889152), (1120, 18298866), (1240, 16528008), (1302, 15740960), (1310, 15644832), (1344, 15249055), (1488, 13773340), (1502, 13644960), (1572, 13037360), (1680, 12199244), (1736, 11805720), (1834, 11174880), (1860, 11018672), (1965, 10429888), (1984, 10330005), (2096, 9778020), (2170, 9444576), (2240, 9149433), (2253, 9096640), (2480, 8264004), (2604, 7870480), (2620, 7822416), (2751, 7449920), (2976, 6886670), (3004, 6822480), (3144, 6518680), (3255, 6296384), (3360, 6099622), (3472, 5902860), (3668, 5587440), (3720, 5509336), (3755, 5457984), (3930, 5214944), (4061, 5046720), (4192, 4889010), (4340, 4722288), (4506, 4548320), (4585, 4469952), (4960, 4132002), (5208, 3935240), (5240, 3911208), (5257, 3898560), (5502, 3724960), (5952, 3443335), (6008, 3411240), (6288, 3259340), (6510, 3148192), (6720, 3049811), (6944, 2951430), (7336, 2793720), (7440, 2754668), (7510, 2728992), (7860, 2607472), (8122, 2523360), (8384, 2444505), (8680, 2361144), (9012, 2274160), (9170, 2234976), (9920, 2066001), (10416, 1967620), (10480, 1955604), (10514, 1949280), (11004, 1862480), (11265, 1819328), (12016, 1705620), (12183, 1682240), (12576, 1629670), (13020, 1574096), (13755, 1489984), (13888, 1475715), (14672, 1396860), (14880, 1377334), (15020, 1364496), (15720, 1303736), (15771, 1299520), (16244, 1261680), (17360, 1180572), (18024, 1137080), (18340, 1117488), (20305, 1009344), (20832, 983810), (20960, 977802), (21028, 974640), (22008, 931240), (22530, 909664), (23281, 880320), (24032, 852810), (24366, 841120), (25152, 814835), (26040, 787048), (26285, 779712), (27510, 744992), (28427, 720960), (29344, 698430), (29760, 688667), (30040, 682248), (31440, 651868), (31542, 649760), (32488, 630840), (34720, 590286), (36048, 568540), (36680, 558744), (40610, 504672), (41664, 491905), (41920, 488901), (42056, 487320), (44016, 465620), (45060, 454832), (46562, 440160), (48064, 426405), (48732, 420560), (52080, 393524), (52570, 389856), (55020, 372496), (56854, 360480), (58688, 349215), (60080, 341124), (60915, 336448), (62880, 325934), (63084, 324880), (64976, 315420), (69440, 295143), (69843, 293440), (72096, 284270), (73360, 279372), (78855, 259904), (81220, 252336), (84112, 243660), (85281, 240320), (88032, 232810), (90120, 227416), (93124, 220080), (97464, 210280), (98381, 208320), (104160, 196762), (105140, 194928), (110040, 186248), (113708, 180240), (116405, 176064), (120160, 170562), (121830, 168224), (125760, 162967), (126168, 162440), (129952, 157710), (139686, 146720), (142135, 144192)]