20705627880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{2087}}^1$

素因数の和:2269

約数の個数: 384

約数和(自身を含む): 80050913280

約数和(自身を除く): 59345285400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 120, 124, 126, 127, 140, 155, 168, 180, 186, 210, 217, 248, 252, 254, 279, 280, 310, 315, 360, 372, 381, 420, 434, 465, 504, 508, 558, 620, 630, 635, 651, 744, 762, 840, 868, 889, 930, 1016, 1085, 1116, 1143, 1240, 1260, 1270, 1302, 1395, 1524, 1736, 1778, 1860, 1905, 1953, 2087, 2170, 2232, 2286, 2520, 2540, 2604, 2667, 2790, 3048, 3255, 3556, 3720, 3810, 3906, 3937, 4174, 4340, 4445, 4572, 5080, 5208, 5334, 5580, 5715, 6261, 6510, 7112, 7620, 7812, 7874, 8001, 8348, 8680, 8890, 9144, 9765, 10435, 10668, 11160, 11430, 11811, 12522, 13020, 13335, 14609, 15240, 15624, 15748, 16002, 16696, 17780, 18783, 19530, 19685, 20870, 21336, 22860, 23622, 25044, 26040, 26670, 27559, 29218, 31305, 31496, 32004, 35433, 35560, 37566, 39060, 39370, 40005, 41740, 43827, 45720, 47244, 50088, 53340, 55118, 58436, 59055, 62610, 64008, 64697, 70866, 73045, 75132, 78120, 78740, 80010, 82677, 83480, 87654, 93915, 94488, 106680, 110236, 116872, 118110, 125220, 129394, 131481, 137795, 141732, 146090, 150264, 157480, 160020, 165354, 175308, 177165, 187830, 194091, 219135, 220472, 236220, 248031, 250440, 258788, 262962, 265049, 275590, 283464, 292180, 320040, 323485, 330708, 350616, 354330, 375660, 388182, 413385, 438270, 452879, 472440, 496062, 517576, 525924, 530098, 551180, 582273, 584360, 646970, 657405, 661416, 708660, 751320, 776364, 795147, 826770, 876540, 905758, 970455, 992124, 1051848, 1060196, 1102360, 1164546, 1240155, 1293940, 1314810, 1325245, 1358637, 1417320, 1552728, 1590294, 1653540, 1753080, 1811516, 1855343, 1940910, 1984248, 2120392, 2264395, 2329092, 2385441, 2480310, 2587880, 2629620, 2650490, 2717274, 2911365, 3180588, 3307080, 3623032, 3710686, 3881820, 3975735, 4075911, 4528790, 4658184, 4770882, 4960620, 5259240, 5300980, 5434548, 5566029, 5822730, 6361176, 6793185, 7421372, 7763640, 7951470, 8151822, 8216519, 9057580, 9276715, 9541764, 9921240, 10601960, 10869096, 11132058, 11645460, 11927205, 13586370, 14842744, 15902940, 16303644, 16433038, 16698087, 18115160, 18553430, 19083528, 20379555, 22264116, 23290920, 23854410, 24649557, 27172740, 27830145, 31805880, 32607288, 32866076, 33396174, 37106860, 40759110, 41082595, 44528232, 47708820, 49299114, 54345480, 55660290, 57515633, 65732152, 66792348, 73948671, 74213720, 81518220, 82165190, 83490435, 95417640, 98598228, 111320580, 115031266, 123247785, 133584696, 147897342, 163036440, 164330380, 166980870, 172546899, 197196456, 222641160, 230062532, 246495570, 287578165, 295794684, 328660760, 333961740, 345093798, 369743355, 460125064, 492991140, 517640697, 575156330, 591589368, 667923480, 690187596, 739486710, 862734495, 985982280, 1035281394, 1150312660, 1380375192, 1478973420, 1725468990, 2070562788, 2300625320, 2588203485, 2957946840, 3450937980, 4141125576, 5176406970, 6901875960, 10352813940, 20705627880]

約数ペア:

[(1, 20705627880), (2, 10352813940), (3, 6901875960), (4, 5176406970), (5, 4141125576), (6, 3450937980), (7, 2957946840), (8, 2588203485), (9, 2300625320), (10, 2070562788), (12, 1725468990), (14, 1478973420), (15, 1380375192), (18, 1150312660), (20, 1035281394), (21, 985982280), (24, 862734495), (28, 739486710), (30, 690187596), (31, 667923480), (35, 591589368), (36, 575156330), (40, 517640697), (42, 492991140), (45, 460125064), (56, 369743355), (60, 345093798), (62, 333961740), (63, 328660760), (70, 295794684), (72, 287578165), (84, 246495570), (90, 230062532), (93, 222641160), (105, 197196456), (120, 172546899), (124, 166980870), (126, 164330380), (127, 163036440), (140, 147897342), (155, 133584696), (168, 123247785), (180, 115031266), (186, 111320580), (210, 98598228), (217, 95417640), (248, 83490435), (252, 82165190), (254, 81518220), (279, 74213720), (280, 73948671), (310, 66792348), (315, 65732152), (360, 57515633), (372, 55660290), (381, 54345480), (420, 49299114), (434, 47708820), (465, 44528232), (504, 41082595), (508, 40759110), (558, 37106860), (620, 33396174), (630, 32866076), (635, 32607288), (651, 31805880), (744, 27830145), (762, 27172740), (840, 24649557), (868, 23854410), (889, 23290920), (930, 22264116), (1016, 20379555), (1085, 19083528), (1116, 18553430), (1143, 18115160), (1240, 16698087), (1260, 16433038), (1270, 16303644), (1302, 15902940), (1395, 14842744), (1524, 13586370), (1736, 11927205), (1778, 11645460), (1860, 11132058), (1905, 10869096), (1953, 10601960), (2087, 9921240), (2170, 9541764), (2232, 9276715), (2286, 9057580), (2520, 8216519), (2540, 8151822), (2604, 7951470), (2667, 7763640), (2790, 7421372), (3048, 6793185), (3255, 6361176), (3556, 5822730), (3720, 5566029), (3810, 5434548), (3906, 5300980), (3937, 5259240), (4174, 4960620), (4340, 4770882), (4445, 4658184), (4572, 4528790), (5080, 4075911), (5208, 3975735), (5334, 3881820), (5580, 3710686), (5715, 3623032), (6261, 3307080), (6510, 3180588), (7112, 2911365), (7620, 2717274), (7812, 2650490), (7874, 2629620), (8001, 2587880), (8348, 2480310), (8680, 2385441), (8890, 2329092), (9144, 2264395), (9765, 2120392), (10435, 1984248), (10668, 1940910), (11160, 1855343), (11430, 1811516), (11811, 1753080), (12522, 1653540), (13020, 1590294), (13335, 1552728), (14609, 1417320), (15240, 1358637), (15624, 1325245), (15748, 1314810), (16002, 1293940), (16696, 1240155), (17780, 1164546), (18783, 1102360), (19530, 1060196), (19685, 1051848), (20870, 992124), (21336, 970455), (22860, 905758), (23622, 876540), (25044, 826770), (26040, 795147), (26670, 776364), (27559, 751320), (29218, 708660), (31305, 661416), (31496, 657405), (32004, 646970), (35433, 584360), (35560, 582273), (37566, 551180), (39060, 530098), (39370, 525924), (40005, 517576), (41740, 496062), (43827, 472440), (45720, 452879), (47244, 438270), (50088, 413385), (53340, 388182), (55118, 375660), (58436, 354330), (59055, 350616), (62610, 330708), (64008, 323485), (64697, 320040), (70866, 292180), (73045, 283464), (75132, 275590), (78120, 265049), (78740, 262962), (80010, 258788), (82677, 250440), (83480, 248031), (87654, 236220), (93915, 220472), (94488, 219135), (106680, 194091), (110236, 187830), (116872, 177165), (118110, 175308), (125220, 165354), (129394, 160020), (131481, 157480), (137795, 150264), (141732, 146090)]