19938961920

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{941}}^1$

素因数の和:1087

約数の個数: 320

約数和(自身を含む): 66608593920

約数和(自身を除く): 46669632000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 89, 93, 96, 120, 124, 128, 155, 160, 178, 186, 192, 240, 248, 256, 267, 310, 320, 356, 372, 384, 445, 465, 480, 496, 512, 534, 620, 640, 712, 744, 768, 890, 930, 941, 960, 992, 1068, 1240, 1280, 1335, 1424, 1488, 1536, 1780, 1860, 1882, 1920, 1984, 2136, 2480, 2560, 2670, 2759, 2823, 2848, 2976, 3560, 3720, 3764, 3840, 3968, 4272, 4705, 4960, 5340, 5518, 5646, 5696, 5952, 7120, 7440, 7528, 7680, 7936, 8277, 8544, 9410, 9920, 10680, 11036, 11292, 11392, 11904, 13795, 14115, 14240, 14880, 15056, 15872, 16554, 17088, 18820, 19840, 21360, 22072, 22584, 22784, 23808, 27590, 28230, 28480, 29171, 29760, 30112, 33108, 34176, 37640, 39680, 41385, 42720, 44144, 45168, 45568, 47616, 55180, 56460, 56960, 58342, 59520, 60224, 66216, 68352, 75280, 79360, 82770, 83749, 85440, 87513, 88288, 90336, 110360, 112920, 113920, 116684, 119040, 120448, 132432, 136704, 145855, 150560, 165540, 167498, 170880, 175026, 176576, 180672, 220720, 225840, 227840, 233368, 238080, 240896, 251247, 264864, 291710, 301120, 331080, 334996, 341760, 350052, 353152, 361344, 418745, 437565, 441440, 451680, 466736, 481792, 502494, 529728, 583420, 602240, 662160, 669992, 683520, 700104, 706304, 722688, 837490, 875130, 882880, 903360, 933472, 1004988, 1059456, 1166840, 1204480, 1256235, 1324320, 1339984, 1400208, 1412608, 1445376, 1674980, 1750260, 1765760, 1806720, 1866944, 2009976, 2118912, 2333680, 2408960, 2512470, 2596219, 2648640, 2679968, 2800416, 3349960, 3500520, 3531520, 3613440, 3733888, 4019952, 4237824, 4667360, 5024940, 5192438, 5297280, 5359936, 5600832, 6699920, 7001040, 7063040, 7226880, 7467776, 7788657, 8039904, 9334720, 10049880, 10384876, 10594560, 10719872, 11201664, 12981095, 13399840, 14002080, 14935552, 15577314, 16079808, 18669440, 20099760, 20769752, 21189120, 21439744, 22403328, 25962190, 26799680, 28004160, 31154628, 32159616, 37338880, 38943285, 40199520, 41539504, 42879488, 44806656, 51924380, 53599360, 56008320, 62309256, 64319232, 74677760, 77886570, 80399040, 83079008, 103848760, 107198720, 112016640, 124618512, 128638464, 155773140, 160798080, 166158016, 207697520, 214397440, 224033280, 249237024, 311546280, 321596160, 332316032, 415395040, 498474048, 623092560, 643192320, 664632064, 830790080, 996948096, 1246185120, 1329264128, 1661580160, 1993896192, 2492370240, 3323160320, 3987792384, 4984740480, 6646320640, 9969480960, 19938961920]

約数ペア:

[(1, 19938961920), (2, 9969480960), (3, 6646320640), (4, 4984740480), (5, 3987792384), (6, 3323160320), (8, 2492370240), (10, 1993896192), (12, 1661580160), (15, 1329264128), (16, 1246185120), (20, 996948096), (24, 830790080), (30, 664632064), (31, 643192320), (32, 623092560), (40, 498474048), (48, 415395040), (60, 332316032), (62, 321596160), (64, 311546280), (80, 249237024), (89, 224033280), (93, 214397440), (96, 207697520), (120, 166158016), (124, 160798080), (128, 155773140), (155, 128638464), (160, 124618512), (178, 112016640), (186, 107198720), (192, 103848760), (240, 83079008), (248, 80399040), (256, 77886570), (267, 74677760), (310, 64319232), (320, 62309256), (356, 56008320), (372, 53599360), (384, 51924380), (445, 44806656), (465, 42879488), (480, 41539504), (496, 40199520), (512, 38943285), (534, 37338880), (620, 32159616), (640, 31154628), (712, 28004160), (744, 26799680), (768, 25962190), (890, 22403328), (930, 21439744), (941, 21189120), (960, 20769752), (992, 20099760), (1068, 18669440), (1240, 16079808), (1280, 15577314), (1335, 14935552), (1424, 14002080), (1488, 13399840), (1536, 12981095), (1780, 11201664), (1860, 10719872), (1882, 10594560), (1920, 10384876), (1984, 10049880), (2136, 9334720), (2480, 8039904), (2560, 7788657), (2670, 7467776), (2759, 7226880), (2823, 7063040), (2848, 7001040), (2976, 6699920), (3560, 5600832), (3720, 5359936), (3764, 5297280), (3840, 5192438), (3968, 5024940), (4272, 4667360), (4705, 4237824), (4960, 4019952), (5340, 3733888), (5518, 3613440), (5646, 3531520), (5696, 3500520), (5952, 3349960), (7120, 2800416), (7440, 2679968), (7528, 2648640), (7680, 2596219), (7936, 2512470), (8277, 2408960), (8544, 2333680), (9410, 2118912), (9920, 2009976), (10680, 1866944), (11036, 1806720), (11292, 1765760), (11392, 1750260), (11904, 1674980), (13795, 1445376), (14115, 1412608), (14240, 1400208), (14880, 1339984), (15056, 1324320), (15872, 1256235), (16554, 1204480), (17088, 1166840), (18820, 1059456), (19840, 1004988), (21360, 933472), (22072, 903360), (22584, 882880), (22784, 875130), (23808, 837490), (27590, 722688), (28230, 706304), (28480, 700104), (29171, 683520), (29760, 669992), (30112, 662160), (33108, 602240), (34176, 583420), (37640, 529728), (39680, 502494), (41385, 481792), (42720, 466736), (44144, 451680), (45168, 441440), (45568, 437565), (47616, 418745), (55180, 361344), (56460, 353152), (56960, 350052), (58342, 341760), (59520, 334996), (60224, 331080), (66216, 301120), (68352, 291710), (75280, 264864), (79360, 251247), (82770, 240896), (83749, 238080), (85440, 233368), (87513, 227840), (88288, 225840), (90336, 220720), (110360, 180672), (112920, 176576), (113920, 175026), (116684, 170880), (119040, 167498), (120448, 165540), (132432, 150560), (136704, 145855)]