20775248640

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{881}}^1$

素因数の和:1020

約数の個数: 432

約数和(自身を含む): 75934272960

約数和(自身を除く): 55159024320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 64, 69, 72, 80, 89, 90, 92, 96, 115, 120, 128, 138, 144, 160, 178, 180, 184, 192, 207, 230, 240, 256, 267, 276, 288, 320, 345, 356, 360, 368, 384, 414, 445, 460, 480, 534, 552, 576, 640, 690, 712, 720, 736, 768, 801, 828, 881, 890, 920, 960, 1035, 1068, 1104, 1152, 1280, 1335, 1380, 1424, 1440, 1472, 1602, 1656, 1762, 1780, 1840, 1920, 2047, 2070, 2136, 2208, 2304, 2643, 2670, 2760, 2848, 2880, 2944, 3204, 3312, 3524, 3560, 3680, 3840, 4005, 4094, 4140, 4272, 4405, 4416, 5286, 5340, 5520, 5696, 5760, 5888, 6141, 6408, 6624, 7048, 7120, 7360, 7929, 8010, 8188, 8280, 8544, 8810, 8832, 10235, 10572, 10680, 11040, 11392, 11520, 12282, 12816, 13215, 13248, 14096, 14240, 14720, 15858, 16020, 16376, 16560, 17088, 17620, 17664, 18423, 20263, 20470, 21144, 21360, 22080, 22784, 24564, 25632, 26430, 26496, 28192, 28480, 29440, 30705, 31716, 32040, 32752, 33120, 34176, 35240, 36846, 39645, 40526, 40940, 42288, 42720, 44160, 49128, 51264, 52860, 52992, 56384, 56960, 60789, 61410, 63432, 64080, 65504, 66240, 68352, 70480, 73692, 78409, 79290, 81052, 81880, 84576, 85440, 88320, 92115, 98256, 101315, 102528, 105720, 112768, 113920, 121578, 122820, 126864, 128160, 131008, 132480, 140960, 147384, 156818, 158580, 162104, 163760, 169152, 170880, 182367, 184230, 196512, 202630, 205056, 211440, 225536, 235227, 243156, 245640, 253728, 256320, 262016, 264960, 281920, 294768, 303945, 313636, 317160, 324208, 327520, 338304, 341760, 364734, 368460, 392045, 393024, 405260, 422880, 470454, 486312, 491280, 507456, 512640, 524032, 563840, 589536, 607890, 627272, 634320, 648416, 655040, 676608, 705681, 729468, 736920, 784090, 786048, 810520, 845760, 911835, 940908, 972624, 982560, 1014912, 1025280, 1127680, 1176135, 1179072, 1215780, 1254544, 1268640, 1296832, 1310080, 1411362, 1458936, 1473840, 1568180, 1572096, 1621040, 1691520, 1803407, 1823670, 1881816, 1945248, 1965120, 2029824, 2352270, 2358144, 2431560, 2509088, 2537280, 2593664, 2620160, 2822724, 2917872, 2947680, 3136360, 3242080, 3383040, 3528405, 3606814, 3647340, 3763632, 3890496, 3930240, 4704540, 4716288, 4863120, 5018176, 5074560, 5187328, 5410221, 5645448, 5835744, 5895360, 6272720, 6484160, 7056810, 7213628, 7294680, 7527264, 7780992, 7860480, 9017035, 9409080, 9726240, 10036352, 10149120, 10820442, 11290896, 11671488, 11790720, 12545440, 12968320, 14113620, 14427256, 14589360, 15054528, 15561984, 16230663, 18034070, 18818160, 19452480, 20072704, 21640884, 22581792, 23342976, 23581440, 25090880, 25936640, 27051105, 28227240, 28854512, 29178720, 30109056, 32461326, 36068140, 37636320, 38904960, 43281768, 45163584, 46685952, 50181760, 54102210, 56454480, 57709024, 58357440, 60218112, 64922652, 72136280, 75272640, 77809920, 81153315, 86563536, 90327168, 100363520, 108204420, 112908960, 115418048, 116714880, 129845304, 144272560, 150545280, 162306630, 173127072, 180654336, 216408840, 225817920, 230836096, 233429760, 259690608, 288545120, 301090560, 324613260, 346254144, 432817680, 451635840, 461672192, 519381216, 577090240, 649226520, 692508288, 865635360, 903271680, 1038762432, 1154180480, 1298453040, 1385016576, 1731270720, 2077524864, 2308360960, 2596906080, 3462541440, 4155049728, 5193812160, 6925082880, 10387624320, 20775248640]

約数ペア:

[(1, 20775248640), (2, 10387624320), (3, 6925082880), (4, 5193812160), (5, 4155049728), (6, 3462541440), (8, 2596906080), (9, 2308360960), (10, 2077524864), (12, 1731270720), (15, 1385016576), (16, 1298453040), (18, 1154180480), (20, 1038762432), (23, 903271680), (24, 865635360), (30, 692508288), (32, 649226520), (36, 577090240), (40, 519381216), (45, 461672192), (46, 451635840), (48, 432817680), (60, 346254144), (64, 324613260), (69, 301090560), (72, 288545120), (80, 259690608), (89, 233429760), (90, 230836096), (92, 225817920), (96, 216408840), (115, 180654336), (120, 173127072), (128, 162306630), (138, 150545280), (144, 144272560), (160, 129845304), (178, 116714880), (180, 115418048), (184, 112908960), (192, 108204420), (207, 100363520), (230, 90327168), (240, 86563536), (256, 81153315), (267, 77809920), (276, 75272640), (288, 72136280), (320, 64922652), (345, 60218112), (356, 58357440), (360, 57709024), (368, 56454480), (384, 54102210), (414, 50181760), (445, 46685952), (460, 45163584), (480, 43281768), (534, 38904960), (552, 37636320), (576, 36068140), (640, 32461326), (690, 30109056), (712, 29178720), (720, 28854512), (736, 28227240), (768, 27051105), (801, 25936640), (828, 25090880), (881, 23581440), (890, 23342976), (920, 22581792), (960, 21640884), (1035, 20072704), (1068, 19452480), (1104, 18818160), (1152, 18034070), (1280, 16230663), (1335, 15561984), (1380, 15054528), (1424, 14589360), (1440, 14427256), (1472, 14113620), (1602, 12968320), (1656, 12545440), (1762, 11790720), (1780, 11671488), (1840, 11290896), (1920, 10820442), (2047, 10149120), (2070, 10036352), (2136, 9726240), (2208, 9409080), (2304, 9017035), (2643, 7860480), (2670, 7780992), (2760, 7527264), (2848, 7294680), (2880, 7213628), (2944, 7056810), (3204, 6484160), (3312, 6272720), (3524, 5895360), (3560, 5835744), (3680, 5645448), (3840, 5410221), (4005, 5187328), (4094, 5074560), (4140, 5018176), (4272, 4863120), (4405, 4716288), (4416, 4704540), (5286, 3930240), (5340, 3890496), (5520, 3763632), (5696, 3647340), (5760, 3606814), (5888, 3528405), (6141, 3383040), (6408, 3242080), (6624, 3136360), (7048, 2947680), (7120, 2917872), (7360, 2822724), (7929, 2620160), (8010, 2593664), (8188, 2537280), (8280, 2509088), (8544, 2431560), (8810, 2358144), (8832, 2352270), (10235, 2029824), (10572, 1965120), (10680, 1945248), (11040, 1881816), (11392, 1823670), (11520, 1803407), (12282, 1691520), (12816, 1621040), (13215, 1572096), (13248, 1568180), (14096, 1473840), (14240, 1458936), (14720, 1411362), (15858, 1310080), (16020, 1296832), (16376, 1268640), (16560, 1254544), (17088, 1215780), (17620, 1179072), (17664, 1176135), (18423, 1127680), (20263, 1025280), (20470, 1014912), (21144, 982560), (21360, 972624), (22080, 940908), (22784, 911835), (24564, 845760), (25632, 810520), (26430, 786048), (26496, 784090), (28192, 736920), (28480, 729468), (29440, 705681), (30705, 676608), (31716, 655040), (32040, 648416), (32752, 634320), (33120, 627272), (34176, 607890), (35240, 589536), (36846, 563840), (39645, 524032), (40526, 512640), (40940, 507456), (42288, 491280), (42720, 486312), (44160, 470454), (49128, 422880), (51264, 405260), (52860, 393024), (52992, 392045), (56384, 368460), (56960, 364734), (60789, 341760), (61410, 338304), (63432, 327520), (64080, 324208), (65504, 317160), (66240, 313636), (68352, 303945), (70480, 294768), (73692, 281920), (78409, 264960), (79290, 262016), (81052, 256320), (81880, 253728), (84576, 245640), (85440, 243156), (88320, 235227), (92115, 225536), (98256, 211440), (101315, 205056), (102528, 202630), (105720, 196512), (112768, 184230), (113920, 182367), (121578, 170880), (122820, 169152), (126864, 163760), (128160, 162104), (131008, 158580), (132480, 156818), (140960, 147384)]