20318446080

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{61}}^2\times {\mathrm{79}}^1$

素因数の和:233

約数の個数: 480

約数和(自身を含む): 74304172800

約数和(自身を除く): 53985726720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 61, 64, 72, 79, 80, 90, 96, 108, 120, 122, 128, 135, 144, 158, 160, 180, 183, 192, 216, 237, 240, 244, 256, 270, 288, 305, 316, 320, 360, 366, 384, 395, 432, 474, 480, 488, 512, 540, 549, 576, 610, 632, 640, 711, 720, 732, 768, 790, 864, 915, 948, 960, 976, 1080, 1098, 1152, 1185, 1220, 1264, 1280, 1422, 1440, 1464, 1536, 1580, 1647, 1728, 1830, 1896, 1920, 1952, 2133, 2160, 2196, 2304, 2370, 2440, 2528, 2560, 2745, 2844, 2880, 2928, 3160, 3294, 3456, 3555, 3660, 3721, 3792, 3840, 3904, 4266, 4320, 4392, 4608, 4740, 4819, 4880, 5056, 5490, 5688, 5760, 5856, 6320, 6588, 6912, 7110, 7320, 7442, 7584, 7680, 7808, 8235, 8532, 8640, 8784, 9480, 9638, 9760, 10112, 10665, 10980, 11163, 11376, 11520, 11712, 12640, 13176, 13824, 14220, 14457, 14640, 14884, 15168, 15616, 16470, 17064, 17280, 17568, 18605, 18960, 19276, 19520, 20224, 21330, 21960, 22326, 22752, 23040, 23424, 24095, 25280, 26352, 28440, 28914, 29280, 29768, 30336, 31232, 32940, 33489, 34128, 34560, 35136, 37210, 37920, 38552, 39040, 40448, 42660, 43371, 43920, 44652, 45504, 46848, 48190, 50560, 52704, 55815, 56880, 57828, 58560, 59536, 60672, 65880, 66978, 68256, 69120, 70272, 72285, 74420, 75840, 77104, 78080, 85320, 86742, 87840, 89304, 91008, 93696, 96380, 100467, 101120, 105408, 111630, 113760, 115656, 117120, 119072, 121344, 130113, 131760, 133956, 136512, 140544, 144570, 148840, 151680, 154208, 156160, 167445, 170640, 173484, 175680, 178608, 182016, 192760, 200934, 202240, 210816, 216855, 223260, 227520, 231312, 234240, 238144, 260226, 263520, 267912, 273024, 281088, 289140, 293959, 297680, 303360, 308416, 334890, 341280, 346968, 351360, 357216, 364032, 385520, 401868, 421632, 433710, 446520, 455040, 462624, 468480, 476288, 502335, 520452, 527040, 535824, 546048, 578280, 587918, 595360, 606720, 616832, 650565, 669780, 682560, 693936, 702720, 714432, 771040, 803736, 843264, 867420, 881877, 893040, 910080, 925248, 952576, 1004670, 1040904, 1054080, 1071648, 1092096, 1156560, 1175836, 1190720, 1233664, 1301130, 1339560, 1365120, 1387872, 1405440, 1428864, 1469795, 1542080, 1607472, 1734840, 1763754, 1786080, 1820160, 1850496, 1905152, 2009340, 2081808, 2108160, 2143296, 2313120, 2351672, 2381440, 2467328, 2602260, 2645631, 2679120, 2730240, 2775744, 2857728, 2939590, 3084160, 3214944, 3469680, 3527508, 3572160, 3700992, 4018680, 4163616, 4216320, 4286592, 4409385, 4626240, 4703344, 4762880, 5204520, 5291262, 5358240, 5460480, 5551488, 5715456, 5879180, 6168320, 6429888, 6939360, 7055016, 7144320, 7401984, 7936893, 8037360, 8327232, 8573184, 8818770, 9252480, 9406688, 9525760, 10409040, 10582524, 10716480, 11102976, 11758360, 12336640, 12859776, 13228155, 13878720, 14110032, 14288640, 15873786, 16074720, 16654464, 17146368, 17637540, 18504960, 18813376, 20818080, 21165048, 21432960, 22205952, 23516720, 25719552, 26456310, 27757440, 28220064, 28577280, 31747572, 32149440, 33308928, 35275080, 37009920, 37626752, 39684465, 41636160, 42330096, 42865920, 47033440, 51439104, 52912620, 55514880, 56440128, 63495144, 64298880, 66617856, 70550160, 75253504, 79368930, 83272320, 84660192, 85731840, 94066880, 105825240, 111029760, 112880256, 126990288, 128597760, 141100320, 150507008, 158737860, 166544640, 169320384, 188133760, 211650480, 225760512, 253980576, 257195520, 282200640, 317475720, 333089280, 338640768, 376267520, 423300960, 451521024, 507961152, 564401280, 634951440, 677281536, 752535040, 846601920, 1015922304, 1128802560, 1269902880, 1354563072, 1693203840, 2031844608, 2257605120, 2539805760, 3386407680, 4063689216, 5079611520, 6772815360, 10159223040, 20318446080]

約数ペア:

[(1, 20318446080), (2, 10159223040), (3, 6772815360), (4, 5079611520), (5, 4063689216), (6, 3386407680), (8, 2539805760), (9, 2257605120), (10, 2031844608), (12, 1693203840), (15, 1354563072), (16, 1269902880), (18, 1128802560), (20, 1015922304), (24, 846601920), (27, 752535040), (30, 677281536), (32, 634951440), (36, 564401280), (40, 507961152), (45, 451521024), (48, 423300960), (54, 376267520), (60, 338640768), (61, 333089280), (64, 317475720), (72, 282200640), (79, 257195520), (80, 253980576), (90, 225760512), (96, 211650480), (108, 188133760), (120, 169320384), (122, 166544640), (128, 158737860), (135, 150507008), (144, 141100320), (158, 128597760), (160, 126990288), (180, 112880256), (183, 111029760), (192, 105825240), (216, 94066880), (237, 85731840), (240, 84660192), (244, 83272320), (256, 79368930), (270, 75253504), (288, 70550160), (305, 66617856), (316, 64298880), (320, 63495144), (360, 56440128), (366, 55514880), (384, 52912620), (395, 51439104), (432, 47033440), (474, 42865920), (480, 42330096), (488, 41636160), (512, 39684465), (540, 37626752), (549, 37009920), (576, 35275080), (610, 33308928), (632, 32149440), (640, 31747572), (711, 28577280), (720, 28220064), (732, 27757440), (768, 26456310), (790, 25719552), (864, 23516720), (915, 22205952), (948, 21432960), (960, 21165048), (976, 20818080), (1080, 18813376), (1098, 18504960), (1152, 17637540), (1185, 17146368), (1220, 16654464), (1264, 16074720), (1280, 15873786), (1422, 14288640), (1440, 14110032), (1464, 13878720), (1536, 13228155), (1580, 12859776), (1647, 12336640), (1728, 11758360), (1830, 11102976), (1896, 10716480), (1920, 10582524), (1952, 10409040), (2133, 9525760), (2160, 9406688), (2196, 9252480), (2304, 8818770), (2370, 8573184), (2440, 8327232), (2528, 8037360), (2560, 7936893), (2745, 7401984), (2844, 7144320), (2880, 7055016), (2928, 6939360), (3160, 6429888), (3294, 6168320), (3456, 5879180), (3555, 5715456), (3660, 5551488), (3721, 5460480), (3792, 5358240), (3840, 5291262), (3904, 5204520), (4266, 4762880), (4320, 4703344), (4392, 4626240), (4608, 4409385), (4740, 4286592), (4819, 4216320), (4880, 4163616), (5056, 4018680), (5490, 3700992), (5688, 3572160), (5760, 3527508), (5856, 3469680), (6320, 3214944), (6588, 3084160), (6912, 2939590), (7110, 2857728), (7320, 2775744), (7442, 2730240), (7584, 2679120), (7680, 2645631), (7808, 2602260), (8235, 2467328), (8532, 2381440), (8640, 2351672), (8784, 2313120), (9480, 2143296), (9638, 2108160), (9760, 2081808), (10112, 2009340), (10665, 1905152), (10980, 1850496), (11163, 1820160), (11376, 1786080), (11520, 1763754), (11712, 1734840), (12640, 1607472), (13176, 1542080), (13824, 1469795), (14220, 1428864), (14457, 1405440), (14640, 1387872), (14884, 1365120), (15168, 1339560), (15616, 1301130), (16470, 1233664), (17064, 1190720), (17280, 1175836), (17568, 1156560), (18605, 1092096), (18960, 1071648), (19276, 1054080), (19520, 1040904), (20224, 1004670), (21330, 952576), (21960, 925248), (22326, 910080), (22752, 893040), (23040, 881877), (23424, 867420), (24095, 843264), (25280, 803736), (26352, 771040), (28440, 714432), (28914, 702720), (29280, 693936), (29768, 682560), (30336, 669780), (31232, 650565), (32940, 616832), (33489, 606720), (34128, 595360), (34560, 587918), (35136, 578280), (37210, 546048), (37920, 535824), (38552, 527040), (39040, 520452), (40448, 502335), (42660, 476288), (43371, 468480), (43920, 462624), (44652, 455040), (45504, 446520), (46848, 433710), (48190, 421632), (50560, 401868), (52704, 385520), (55815, 364032), (56880, 357216), (57828, 351360), (58560, 346968), (59536, 341280), (60672, 334890), (65880, 308416), (66978, 303360), (68256, 297680), (69120, 293959), (70272, 289140), (72285, 281088), (74420, 273024), (75840, 267912), (77104, 263520), (78080, 260226), (85320, 238144), (86742, 234240), (87840, 231312), (89304, 227520), (91008, 223260), (93696, 216855), (96380, 210816), (100467, 202240), (101120, 200934), (105408, 192760), (111630, 182016), (113760, 178608), (115656, 175680), (117120, 173484), (119072, 170640), (121344, 167445), (130113, 156160), (131760, 154208), (133956, 151680), (136512, 148840), (140544, 144570)]