20510881920

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{613}}^1$

素因数の和:832

約数の個数: 384

約数和(自身を含む): 73323609840

約数和(自身を除く): 52812727920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 64, 72, 74, 80, 90, 96, 111, 120, 128, 144, 148, 157, 160, 180, 185, 192, 222, 240, 288, 296, 314, 320, 333, 360, 370, 384, 444, 471, 480, 555, 576, 592, 613, 628, 640, 666, 720, 740, 785, 888, 942, 960, 1110, 1152, 1184, 1226, 1256, 1332, 1413, 1440, 1480, 1570, 1665, 1776, 1839, 1884, 1920, 2220, 2355, 2368, 2452, 2512, 2664, 2826, 2880, 2960, 3065, 3140, 3330, 3552, 3678, 3768, 4440, 4710, 4736, 4904, 5024, 5328, 5517, 5652, 5760, 5809, 5920, 6130, 6280, 6660, 7065, 7104, 7356, 7536, 8880, 9195, 9420, 9808, 10048, 10656, 11034, 11304, 11618, 11840, 12260, 12560, 13320, 14130, 14208, 14712, 15072, 17427, 17760, 18390, 18840, 19616, 20096, 21312, 22068, 22608, 22681, 23236, 23680, 24520, 25120, 26640, 27585, 28260, 29045, 29424, 30144, 34854, 35520, 36780, 37680, 39232, 42624, 44136, 45216, 45362, 46472, 49040, 50240, 52281, 53280, 55170, 56520, 58090, 58848, 60288, 68043, 69708, 71040, 73560, 75360, 78464, 87135, 88272, 90432, 90724, 92944, 96241, 98080, 100480, 104562, 106560, 110340, 113040, 113405, 116180, 117696, 136086, 139416, 147120, 150720, 174270, 176544, 180864, 181448, 185888, 192482, 196160, 204129, 209124, 213120, 220680, 226080, 226810, 232360, 235392, 261405, 272172, 278832, 288723, 294240, 301440, 340215, 348540, 353088, 362896, 371776, 384964, 392320, 408258, 418248, 441360, 452160, 453620, 464720, 481205, 522810, 544344, 557664, 577446, 588480, 680430, 697080, 706176, 725792, 743552, 769928, 816516, 836496, 866169, 882720, 904320, 907240, 929440, 962410, 1020645, 1045620, 1088688, 1115328, 1154892, 1176960, 1360860, 1394160, 1443615, 1451584, 1539856, 1633032, 1672992, 1732338, 1765440, 1814480, 1858880, 1924820, 2041290, 2091240, 2177376, 2230656, 2309784, 2721720, 2788320, 2887230, 2903168, 3079712, 3266064, 3345984, 3464676, 3530880, 3560917, 3628960, 3717760, 3849640, 4082580, 4182480, 4330845, 4354752, 4619568, 5443440, 5576640, 5774460, 6159424, 6532128, 6691968, 6929352, 7121834, 7257920, 7699280, 8165160, 8364960, 8661690, 8709504, 9239136, 10682751, 10886880, 11153280, 11548920, 12318848, 13064256, 13858704, 14243668, 14515840, 15398560, 16330320, 16729920, 17323380, 17804585, 18478272, 21365502, 21773760, 23097840, 26128512, 27717408, 28487336, 30797120, 32048253, 32660640, 33459840, 34646760, 35609170, 36956544, 42731004, 43547520, 46195680, 53413755, 55434816, 56974672, 61594240, 64096506, 65321280, 69293520, 71218340, 85462008, 92391360, 106827510, 110869632, 113949344, 128193012, 130642560, 138587040, 142436680, 160241265, 170924016, 184782720, 213655020, 227898688, 256386024, 277174080, 284873360, 320482530, 341848032, 427310040, 455797376, 512772048, 554348160, 569746720, 640965060, 683696064, 854620080, 1025544096, 1139493440, 1281930120, 1367392128, 1709240160, 2051088192, 2278986880, 2563860240, 3418480320, 4102176384, 5127720480, 6836960640, 10255440960, 20510881920]

約数ペア:

[(1, 20510881920), (2, 10255440960), (3, 6836960640), (4, 5127720480), (5, 4102176384), (6, 3418480320), (8, 2563860240), (9, 2278986880), (10, 2051088192), (12, 1709240160), (15, 1367392128), (16, 1281930120), (18, 1139493440), (20, 1025544096), (24, 854620080), (30, 683696064), (32, 640965060), (36, 569746720), (37, 554348160), (40, 512772048), (45, 455797376), (48, 427310040), (60, 341848032), (64, 320482530), (72, 284873360), (74, 277174080), (80, 256386024), (90, 227898688), (96, 213655020), (111, 184782720), (120, 170924016), (128, 160241265), (144, 142436680), (148, 138587040), (157, 130642560), (160, 128193012), (180, 113949344), (185, 110869632), (192, 106827510), (222, 92391360), (240, 85462008), (288, 71218340), (296, 69293520), (314, 65321280), (320, 64096506), (333, 61594240), (360, 56974672), (370, 55434816), (384, 53413755), (444, 46195680), (471, 43547520), (480, 42731004), (555, 36956544), (576, 35609170), (592, 34646760), (613, 33459840), (628, 32660640), (640, 32048253), (666, 30797120), (720, 28487336), (740, 27717408), (785, 26128512), (888, 23097840), (942, 21773760), (960, 21365502), (1110, 18478272), (1152, 17804585), (1184, 17323380), (1226, 16729920), (1256, 16330320), (1332, 15398560), (1413, 14515840), (1440, 14243668), (1480, 13858704), (1570, 13064256), (1665, 12318848), (1776, 11548920), (1839, 11153280), (1884, 10886880), (1920, 10682751), (2220, 9239136), (2355, 8709504), (2368, 8661690), (2452, 8364960), (2512, 8165160), (2664, 7699280), (2826, 7257920), (2880, 7121834), (2960, 6929352), (3065, 6691968), (3140, 6532128), (3330, 6159424), (3552, 5774460), (3678, 5576640), (3768, 5443440), (4440, 4619568), (4710, 4354752), (4736, 4330845), (4904, 4182480), (5024, 4082580), (5328, 3849640), (5517, 3717760), (5652, 3628960), (5760, 3560917), (5809, 3530880), (5920, 3464676), (6130, 3345984), (6280, 3266064), (6660, 3079712), (7065, 2903168), (7104, 2887230), (7356, 2788320), (7536, 2721720), (8880, 2309784), (9195, 2230656), (9420, 2177376), (9808, 2091240), (10048, 2041290), (10656, 1924820), (11034, 1858880), (11304, 1814480), (11618, 1765440), (11840, 1732338), (12260, 1672992), (12560, 1633032), (13320, 1539856), (14130, 1451584), (14208, 1443615), (14712, 1394160), (15072, 1360860), (17427, 1176960), (17760, 1154892), (18390, 1115328), (18840, 1088688), (19616, 1045620), (20096, 1020645), (21312, 962410), (22068, 929440), (22608, 907240), (22681, 904320), (23236, 882720), (23680, 866169), (24520, 836496), (25120, 816516), (26640, 769928), (27585, 743552), (28260, 725792), (29045, 706176), (29424, 697080), (30144, 680430), (34854, 588480), (35520, 577446), (36780, 557664), (37680, 544344), (39232, 522810), (42624, 481205), (44136, 464720), (45216, 453620), (45362, 452160), (46472, 441360), (49040, 418248), (50240, 408258), (52281, 392320), (53280, 384964), (55170, 371776), (56520, 362896), (58090, 353088), (58848, 348540), (60288, 340215), (68043, 301440), (69708, 294240), (71040, 288723), (73560, 278832), (75360, 272172), (78464, 261405), (87135, 235392), (88272, 232360), (90432, 226810), (90724, 226080), (92944, 220680), (96241, 213120), (98080, 209124), (100480, 204129), (104562, 196160), (106560, 192482), (110340, 185888), (113040, 181448), (113405, 180864), (116180, 176544), (117696, 174270), (136086, 150720), (139416, 147120)]