20648079360

素因数分解:

$2^{12}\times 3^7\times 5^1\times {\mathrm{461}}^1$

素因数の和:511

約数の個数: 416

約数和(自身を含む): 74473882560

約数和(自身を除く): 53825803200

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, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 461, 480, 486, 512, 540, 576, 640, 648, 720, 729, 768, 810, 864, 922, 960, 972, 1024, 1080, 1152, 1215, 1280, 1296, 1383, 1440, 1458, 1536, 1620, 1728, 1844, 1920, 1944, 2048, 2160, 2187, 2304, 2305, 2430, 2560, 2592, 2766, 2880, 2916, 3072, 3240, 3456, 3645, 3688, 3840, 3888, 4096, 4149, 4320, 4374, 4608, 4610, 4860, 5120, 5184, 5532, 5760, 5832, 6144, 6480, 6912, 6915, 7290, 7376, 7680, 7776, 8298, 8640, 8748, 9216, 9220, 9720, 10240, 10368, 10935, 11064, 11520, 11664, 12288, 12447, 12960, 13824, 13830, 14580, 14752, 15360, 15552, 16596, 17280, 17496, 18432, 18440, 19440, 20480, 20736, 20745, 21870, 22128, 23040, 23328, 24894, 25920, 27648, 27660, 29160, 29504, 30720, 31104, 33192, 34560, 34992, 36864, 36880, 37341, 38880, 41472, 41490, 43740, 44256, 46080, 46656, 49788, 51840, 55296, 55320, 58320, 59008, 61440, 62208, 62235, 66384, 69120, 69984, 73760, 74682, 77760, 82944, 82980, 87480, 88512, 92160, 93312, 99576, 103680, 110592, 110640, 112023, 116640, 118016, 124416, 124470, 132768, 138240, 139968, 147520, 149364, 155520, 165888, 165960, 174960, 177024, 184320, 186624, 186705, 199152, 207360, 221280, 224046, 233280, 236032, 248832, 248940, 265536, 276480, 279936, 295040, 298728, 311040, 331776, 331920, 336069, 349920, 354048, 373248, 373410, 398304, 414720, 442560, 448092, 466560, 472064, 497664, 497880, 531072, 552960, 559872, 560115, 590080, 597456, 622080, 663840, 672138, 699840, 708096, 746496, 746820, 796608, 829440, 885120, 896184, 933120, 944128, 995328, 995760, 1008207, 1062144, 1119744, 1120230, 1180160, 1194912, 1244160, 1327680, 1344276, 1399680, 1416192, 1492992, 1493640, 1593216, 1658880, 1680345, 1770240, 1792368, 1866240, 1888256, 1991520, 2016414, 2124288, 2239488, 2240460, 2360320, 2389824, 2488320, 2655360, 2688552, 2799360, 2832384, 2985984, 2987280, 3186432, 3360690, 3540480, 3584736, 3732480, 3983040, 4032828, 4248576, 4478976, 4480920, 4720640, 4779648, 4976640, 5041035, 5310720, 5377104, 5598720, 5664768, 5974560, 6372864, 6721380, 7080960, 7169472, 7464960, 7966080, 8065656, 8497152, 8957952, 8961840, 9441280, 9559296, 10082070, 10621440, 10754208, 11197440, 11949120, 12745728, 13442760, 14161920, 14338944, 14929920, 15932160, 16131312, 16994304, 17923680, 19118592, 20164140, 21242880, 21508416, 22394880, 23898240, 25491456, 26885520, 28323840, 28677888, 31864320, 32262624, 35847360, 38237184, 40328280, 42485760, 43016832, 44789760, 47796480, 50982912, 53771040, 57355776, 63728640, 64525248, 71694720, 76474368, 80656560, 84971520, 86033664, 95592960, 107542080, 114711552, 127457280, 129050496, 143389440, 152948736, 161313120, 172067328, 191185920, 215084160, 229423104, 254914560, 258100992, 286778880, 322626240, 344134656, 382371840, 430168320, 458846208, 516201984, 573557760, 645252480, 688269312, 764743680, 860336640, 1032403968, 1147115520, 1290504960, 1376538624, 1720673280, 2064807936, 2294231040, 2581009920, 3441346560, 4129615872, 5162019840, 6882693120, 10324039680, 20648079360]

約数ペア:

[(1, 20648079360), (2, 10324039680), (3, 6882693120), (4, 5162019840), (5, 4129615872), (6, 3441346560), (8, 2581009920), (9, 2294231040), (10, 2064807936), (12, 1720673280), (15, 1376538624), (16, 1290504960), (18, 1147115520), (20, 1032403968), (24, 860336640), (27, 764743680), (30, 688269312), (32, 645252480), (36, 573557760), (40, 516201984), (45, 458846208), (48, 430168320), (54, 382371840), (60, 344134656), (64, 322626240), (72, 286778880), (80, 258100992), (81, 254914560), (90, 229423104), (96, 215084160), (108, 191185920), (120, 172067328), (128, 161313120), (135, 152948736), (144, 143389440), (160, 129050496), (162, 127457280), (180, 114711552), (192, 107542080), (216, 95592960), (240, 86033664), (243, 84971520), (256, 80656560), (270, 76474368), (288, 71694720), (320, 64525248), (324, 63728640), (360, 57355776), (384, 53771040), (405, 50982912), (432, 47796480), (461, 44789760), (480, 43016832), (486, 42485760), (512, 40328280), (540, 38237184), (576, 35847360), (640, 32262624), (648, 31864320), (720, 28677888), (729, 28323840), (768, 26885520), (810, 25491456), (864, 23898240), (922, 22394880), (960, 21508416), (972, 21242880), (1024, 20164140), (1080, 19118592), (1152, 17923680), (1215, 16994304), (1280, 16131312), (1296, 15932160), (1383, 14929920), (1440, 14338944), (1458, 14161920), (1536, 13442760), (1620, 12745728), (1728, 11949120), (1844, 11197440), (1920, 10754208), (1944, 10621440), (2048, 10082070), (2160, 9559296), (2187, 9441280), (2304, 8961840), (2305, 8957952), (2430, 8497152), (2560, 8065656), (2592, 7966080), (2766, 7464960), (2880, 7169472), (2916, 7080960), (3072, 6721380), (3240, 6372864), (3456, 5974560), (3645, 5664768), (3688, 5598720), (3840, 5377104), (3888, 5310720), (4096, 5041035), (4149, 4976640), (4320, 4779648), (4374, 4720640), (4608, 4480920), (4610, 4478976), (4860, 4248576), (5120, 4032828), (5184, 3983040), (5532, 3732480), (5760, 3584736), (5832, 3540480), (6144, 3360690), (6480, 3186432), (6912, 2987280), (6915, 2985984), (7290, 2832384), (7376, 2799360), (7680, 2688552), (7776, 2655360), (8298, 2488320), (8640, 2389824), (8748, 2360320), (9216, 2240460), (9220, 2239488), (9720, 2124288), (10240, 2016414), (10368, 1991520), (10935, 1888256), (11064, 1866240), (11520, 1792368), (11664, 1770240), (12288, 1680345), (12447, 1658880), (12960, 1593216), (13824, 1493640), (13830, 1492992), (14580, 1416192), (14752, 1399680), (15360, 1344276), (15552, 1327680), (16596, 1244160), (17280, 1194912), (17496, 1180160), (18432, 1120230), (18440, 1119744), (19440, 1062144), (20480, 1008207), (20736, 995760), (20745, 995328), (21870, 944128), (22128, 933120), (23040, 896184), (23328, 885120), (24894, 829440), (25920, 796608), (27648, 746820), (27660, 746496), (29160, 708096), (29504, 699840), (30720, 672138), (31104, 663840), (33192, 622080), (34560, 597456), (34992, 590080), (36864, 560115), (36880, 559872), (37341, 552960), (38880, 531072), (41472, 497880), (41490, 497664), (43740, 472064), (44256, 466560), (46080, 448092), (46656, 442560), (49788, 414720), (51840, 398304), (55296, 373410), (55320, 373248), (58320, 354048), (59008, 349920), (61440, 336069), (62208, 331920), (62235, 331776), (66384, 311040), (69120, 298728), (69984, 295040), (73760, 279936), (74682, 276480), (77760, 265536), (82944, 248940), (82980, 248832), (87480, 236032), (88512, 233280), (92160, 224046), (93312, 221280), (99576, 207360), (103680, 199152), (110592, 186705), (110640, 186624), (112023, 184320), (116640, 177024), (118016, 174960), (124416, 165960), (124470, 165888), (132768, 155520), (138240, 149364), (139968, 147520)]