19905949440

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2179}}^1$

素因数の和:2280

約数の個数: 432

約数和(自身を含む): 75420901920

約数和(自身を除く): 55514952480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 61, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 122, 128, 130, 144, 156, 160, 180, 183, 192, 195, 208, 234, 240, 244, 256, 260, 288, 305, 312, 320, 360, 366, 384, 390, 416, 468, 480, 488, 520, 549, 576, 585, 610, 624, 640, 720, 732, 768, 780, 793, 832, 915, 936, 960, 976, 1040, 1098, 1152, 1170, 1220, 1248, 1280, 1440, 1464, 1560, 1586, 1664, 1830, 1872, 1920, 1952, 2080, 2179, 2196, 2304, 2340, 2379, 2440, 2496, 2745, 2880, 2928, 3120, 3172, 3328, 3660, 3744, 3840, 3904, 3965, 4160, 4358, 4392, 4680, 4758, 4880, 4992, 5490, 5760, 5856, 6240, 6344, 6537, 7137, 7320, 7488, 7808, 7930, 8320, 8716, 8784, 9360, 9516, 9760, 9984, 10895, 10980, 11520, 11712, 11895, 12480, 12688, 13074, 14274, 14640, 14976, 15616, 15860, 16640, 17432, 17568, 18720, 19032, 19520, 19611, 21790, 21960, 23424, 23790, 24960, 25376, 26148, 28327, 28548, 29280, 29952, 31720, 32685, 34864, 35136, 35685, 37440, 38064, 39040, 39222, 43580, 43920, 46848, 47580, 49920, 50752, 52296, 56654, 57096, 58560, 63440, 65370, 69728, 70272, 71370, 74880, 76128, 78080, 78444, 84981, 87160, 87840, 95160, 98055, 101504, 104592, 113308, 114192, 117120, 126880, 130740, 132919, 139456, 140544, 141635, 142740, 149760, 152256, 156888, 169962, 174320, 175680, 190320, 196110, 203008, 209184, 226616, 228384, 234240, 253760, 254943, 261480, 265838, 278912, 283270, 285480, 304512, 313776, 339924, 348640, 351360, 380640, 392220, 398757, 418368, 424905, 453232, 456768, 507520, 509886, 522960, 531676, 557824, 566540, 570960, 609024, 627552, 664595, 679848, 697280, 702720, 761280, 784440, 797514, 836736, 849810, 906464, 913536, 1015040, 1019772, 1045920, 1063352, 1133080, 1141920, 1196271, 1255104, 1274715, 1329190, 1359696, 1394560, 1522560, 1568880, 1595028, 1673472, 1699620, 1727947, 1812928, 1827072, 1993785, 2039544, 2091840, 2126704, 2266160, 2283840, 2392542, 2510208, 2549430, 2658380, 2719392, 2789120, 3045120, 3137760, 3190056, 3399240, 3455894, 3625856, 3987570, 4079088, 4183680, 4253408, 4532320, 4567680, 4785084, 5020416, 5098860, 5183841, 5316760, 5438784, 5981355, 6275520, 6380112, 6798480, 6911788, 7251712, 7975140, 8158176, 8367360, 8506816, 8639735, 9064640, 9135360, 9570168, 10197720, 10367682, 10633520, 10877568, 11962710, 12551040, 12760224, 13596960, 13823576, 15551523, 15950280, 16316352, 17013632, 17279470, 18129280, 19140336, 20395440, 20735364, 21267040, 21755136, 23925420, 25102080, 25520448, 25919205, 27193920, 27647152, 31103046, 31900560, 32632704, 34027264, 34558940, 36258560, 38280672, 40790880, 41470728, 42534080, 47850840, 51040896, 51838410, 54387840, 55294304, 62206092, 63801120, 65265408, 69117880, 76561344, 77757615, 81581760, 82941456, 85068160, 95701680, 102081792, 103676820, 108775680, 110588608, 124412184, 127602240, 138235760, 153122688, 155515230, 163163520, 165882912, 170136320, 191403360, 207353640, 221177216, 248824368, 255204480, 276471520, 306245376, 311030460, 326327040, 331765824, 382806720, 414707280, 442354432, 497648736, 510408960, 552943040, 622060920, 663531648, 765613440, 829414560, 995297472, 1105886080, 1244121840, 1327063296, 1531226880, 1658829120, 1990594944, 2211772160, 2488243680, 3317658240, 3981189888, 4976487360, 6635316480, 9952974720, 19905949440]

約数ペア:

[(1, 19905949440), (2, 9952974720), (3, 6635316480), (4, 4976487360), (5, 3981189888), (6, 3317658240), (8, 2488243680), (9, 2211772160), (10, 1990594944), (12, 1658829120), (13, 1531226880), (15, 1327063296), (16, 1244121840), (18, 1105886080), (20, 995297472), (24, 829414560), (26, 765613440), (30, 663531648), (32, 622060920), (36, 552943040), (39, 510408960), (40, 497648736), (45, 442354432), (48, 414707280), (52, 382806720), (60, 331765824), (61, 326327040), (64, 311030460), (65, 306245376), (72, 276471520), (78, 255204480), (80, 248824368), (90, 221177216), (96, 207353640), (104, 191403360), (117, 170136320), (120, 165882912), (122, 163163520), (128, 155515230), (130, 153122688), (144, 138235760), (156, 127602240), (160, 124412184), (180, 110588608), (183, 108775680), (192, 103676820), (195, 102081792), (208, 95701680), (234, 85068160), (240, 82941456), (244, 81581760), (256, 77757615), (260, 76561344), (288, 69117880), (305, 65265408), (312, 63801120), (320, 62206092), (360, 55294304), (366, 54387840), (384, 51838410), (390, 51040896), (416, 47850840), (468, 42534080), (480, 41470728), (488, 40790880), (520, 38280672), (549, 36258560), (576, 34558940), (585, 34027264), (610, 32632704), (624, 31900560), (640, 31103046), (720, 27647152), (732, 27193920), (768, 25919205), (780, 25520448), (793, 25102080), (832, 23925420), (915, 21755136), (936, 21267040), (960, 20735364), (976, 20395440), (1040, 19140336), (1098, 18129280), (1152, 17279470), (1170, 17013632), (1220, 16316352), (1248, 15950280), (1280, 15551523), (1440, 13823576), (1464, 13596960), (1560, 12760224), (1586, 12551040), (1664, 11962710), (1830, 10877568), (1872, 10633520), (1920, 10367682), (1952, 10197720), (2080, 9570168), (2179, 9135360), (2196, 9064640), (2304, 8639735), (2340, 8506816), (2379, 8367360), (2440, 8158176), (2496, 7975140), (2745, 7251712), (2880, 6911788), (2928, 6798480), (3120, 6380112), (3172, 6275520), (3328, 5981355), (3660, 5438784), (3744, 5316760), (3840, 5183841), (3904, 5098860), (3965, 5020416), (4160, 4785084), (4358, 4567680), (4392, 4532320), (4680, 4253408), (4758, 4183680), (4880, 4079088), (4992, 3987570), (5490, 3625856), (5760, 3455894), (5856, 3399240), (6240, 3190056), (6344, 3137760), (6537, 3045120), (7137, 2789120), (7320, 2719392), (7488, 2658380), (7808, 2549430), (7930, 2510208), (8320, 2392542), (8716, 2283840), (8784, 2266160), (9360, 2126704), (9516, 2091840), (9760, 2039544), (9984, 1993785), (10895, 1827072), (10980, 1812928), (11520, 1727947), (11712, 1699620), (11895, 1673472), (12480, 1595028), (12688, 1568880), (13074, 1522560), (14274, 1394560), (14640, 1359696), (14976, 1329190), (15616, 1274715), (15860, 1255104), (16640, 1196271), (17432, 1141920), (17568, 1133080), (18720, 1063352), (19032, 1045920), (19520, 1019772), (19611, 1015040), (21790, 913536), (21960, 906464), (23424, 849810), (23790, 836736), (24960, 797514), (25376, 784440), (26148, 761280), (28327, 702720), (28548, 697280), (29280, 679848), (29952, 664595), (31720, 627552), (32685, 609024), (34864, 570960), (35136, 566540), (35685, 557824), (37440, 531676), (38064, 522960), (39040, 509886), (39222, 507520), (43580, 456768), (43920, 453232), (46848, 424905), (47580, 418368), (49920, 398757), (50752, 392220), (52296, 380640), (56654, 351360), (57096, 348640), (58560, 339924), (63440, 313776), (65370, 304512), (69728, 285480), (70272, 283270), (71370, 278912), (74880, 265838), (76128, 261480), (78080, 254943), (78444, 253760), (84981, 234240), (87160, 228384), (87840, 226616), (95160, 209184), (98055, 203008), (101504, 196110), (104592, 190320), (113308, 175680), (114192, 174320), (117120, 169962), (126880, 156888), (130740, 152256), (132919, 149760), (139456, 142740), (140544, 141635)]