20738571840

素因数分解:

$2^6\times 3^2\times 5^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{659}}^1$

素因数の和:919

約数の個数: 504

約数和(自身を含む): 83476673280

約数和(自身を除く): 62738101440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 192, 196, 210, 223, 224, 240, 245, 252, 280, 288, 294, 315, 320, 336, 360, 392, 420, 441, 446, 448, 480, 490, 504, 560, 576, 588, 630, 659, 669, 672, 720, 735, 784, 840, 882, 892, 960, 980, 1008, 1115, 1120, 1176, 1260, 1318, 1338, 1344, 1440, 1470, 1561, 1568, 1680, 1764, 1784, 1960, 1977, 2007, 2016, 2205, 2230, 2240, 2352, 2520, 2636, 2676, 2880, 2940, 3122, 3136, 3295, 3345, 3360, 3528, 3568, 3920, 3954, 4014, 4032, 4410, 4460, 4613, 4683, 4704, 5040, 5272, 5352, 5880, 5931, 6244, 6590, 6690, 6720, 7056, 7136, 7805, 7840, 7908, 8028, 8820, 8920, 9226, 9366, 9408, 9885, 10035, 10080, 10544, 10704, 10927, 11760, 11862, 12488, 13180, 13380, 13839, 14049, 14112, 14272, 15610, 15680, 15816, 16056, 17640, 17840, 18452, 18732, 19770, 20070, 20160, 21088, 21408, 21854, 23065, 23415, 23520, 23724, 24976, 26360, 26760, 27678, 28098, 28224, 29655, 31220, 31632, 32112, 32291, 32781, 35280, 35680, 36904, 37464, 39540, 40140, 41517, 42176, 42816, 43708, 46130, 46830, 47040, 47448, 49952, 52720, 53520, 54635, 55356, 56196, 59310, 62440, 63264, 64224, 64582, 65562, 69195, 70245, 70560, 71360, 73808, 74928, 79080, 80280, 83034, 87416, 92260, 93660, 94896, 96873, 98343, 99904, 105440, 107040, 109270, 110712, 112392, 118620, 124880, 126528, 128448, 129164, 131124, 138390, 140490, 141120, 146957, 147616, 149856, 158160, 160560, 161455, 163905, 166068, 174832, 184520, 187320, 189792, 193746, 196686, 207585, 210880, 214080, 218540, 221424, 224784, 237240, 249760, 258328, 262248, 276780, 280980, 290619, 293914, 295232, 299712, 316320, 321120, 322910, 327810, 332136, 349664, 369040, 374640, 379584, 387492, 393372, 415170, 437080, 440871, 442848, 449568, 474480, 484365, 491715, 499520, 516656, 524496, 553560, 561960, 581238, 587828, 632640, 642240, 645820, 655620, 664272, 699328, 734785, 738080, 749280, 774984, 786744, 830340, 874160, 881742, 885696, 899136, 948960, 968730, 983430, 1028699, 1033312, 1048992, 1107120, 1123920, 1162476, 1175656, 1291640, 1311240, 1322613, 1328544, 1453095, 1469570, 1476160, 1498560, 1549968, 1573488, 1660680, 1748320, 1763484, 1897920, 1937460, 1966860, 2057398, 2066624, 2097984, 2204355, 2214240, 2247840, 2324952, 2351312, 2583280, 2622480, 2645226, 2657088, 2906190, 2939140, 3086097, 3099936, 3146976, 3321360, 3496640, 3526968, 3874920, 3933720, 4114796, 4408710, 4428480, 4495680, 4649904, 4702624, 5143495, 5166560, 5244960, 5290452, 5812380, 5878280, 6172194, 6199872, 6293952, 6613065, 6642720, 7053936, 7200893, 7749840, 7867440, 8229592, 8817420, 9258291, 9299808, 9405248, 10286990, 10333120, 10489920, 10580904, 11624760, 11756560, 12344388, 13226130, 13285440, 14107872, 14401786, 15430485, 15499680, 15734880, 16459184, 17634840, 18516582, 18599616, 20573980, 21161808, 21602679, 23249520, 23513120, 24688776, 26452260, 28215744, 28803572, 30860970, 30999360, 31469760, 32918368, 35269680, 36004465, 37033164, 41147960, 42323616, 43205358, 46291455, 46499040, 47026240, 49377552, 52904520, 57607144, 61721940, 64808037, 65836736, 70539360, 72008930, 74066328, 82295920, 84647232, 86410716, 92582910, 92998080, 98755104, 105809040, 108013395, 115214288, 123443880, 129616074, 141078720, 144017860, 148132656, 164591840, 172821432, 185165820, 197510208, 211618080, 216026790, 230428576, 246887760, 259232148, 288035720, 296265312, 324040185, 329183680, 345642864, 370331640, 423236160, 432053580, 460857152, 493775520, 518464296, 576071440, 592530624, 648080370, 691285728, 740663280, 864107160, 987551040, 1036928592, 1152142880, 1296160740, 1382571456, 1481326560, 1728214320, 2073857184, 2304285760, 2592321480, 2962653120, 3456428640, 4147714368, 5184642960, 6912857280, 10369285920, 20738571840]

約数ペア:

[(1, 20738571840), (2, 10369285920), (3, 6912857280), (4, 5184642960), (5, 4147714368), (6, 3456428640), (7, 2962653120), (8, 2592321480), (9, 2304285760), (10, 2073857184), (12, 1728214320), (14, 1481326560), (15, 1382571456), (16, 1296160740), (18, 1152142880), (20, 1036928592), (21, 987551040), (24, 864107160), (28, 740663280), (30, 691285728), (32, 648080370), (35, 592530624), (36, 576071440), (40, 518464296), (42, 493775520), (45, 460857152), (48, 432053580), (49, 423236160), (56, 370331640), (60, 345642864), (63, 329183680), (64, 324040185), (70, 296265312), (72, 288035720), (80, 259232148), (84, 246887760), (90, 230428576), (96, 216026790), (98, 211618080), (105, 197510208), (112, 185165820), (120, 172821432), (126, 164591840), (140, 148132656), (144, 144017860), (147, 141078720), (160, 129616074), (168, 123443880), (180, 115214288), (192, 108013395), (196, 105809040), (210, 98755104), (223, 92998080), (224, 92582910), (240, 86410716), (245, 84647232), (252, 82295920), (280, 74066328), (288, 72008930), (294, 70539360), (315, 65836736), (320, 64808037), (336, 61721940), (360, 57607144), (392, 52904520), (420, 49377552), (441, 47026240), (446, 46499040), (448, 46291455), (480, 43205358), (490, 42323616), (504, 41147960), (560, 37033164), (576, 36004465), (588, 35269680), (630, 32918368), (659, 31469760), (669, 30999360), (672, 30860970), (720, 28803572), (735, 28215744), (784, 26452260), (840, 24688776), (882, 23513120), (892, 23249520), (960, 21602679), (980, 21161808), (1008, 20573980), (1115, 18599616), (1120, 18516582), (1176, 17634840), (1260, 16459184), (1318, 15734880), (1338, 15499680), (1344, 15430485), (1440, 14401786), (1470, 14107872), (1561, 13285440), (1568, 13226130), (1680, 12344388), (1764, 11756560), (1784, 11624760), (1960, 10580904), (1977, 10489920), (2007, 10333120), (2016, 10286990), (2205, 9405248), (2230, 9299808), (2240, 9258291), (2352, 8817420), (2520, 8229592), (2636, 7867440), (2676, 7749840), (2880, 7200893), (2940, 7053936), (3122, 6642720), (3136, 6613065), (3295, 6293952), (3345, 6199872), (3360, 6172194), (3528, 5878280), (3568, 5812380), (3920, 5290452), (3954, 5244960), (4014, 5166560), (4032, 5143495), (4410, 4702624), (4460, 4649904), (4613, 4495680), (4683, 4428480), (4704, 4408710), (5040, 4114796), (5272, 3933720), (5352, 3874920), (5880, 3526968), (5931, 3496640), (6244, 3321360), (6590, 3146976), (6690, 3099936), (6720, 3086097), (7056, 2939140), (7136, 2906190), (7805, 2657088), (7840, 2645226), (7908, 2622480), (8028, 2583280), (8820, 2351312), (8920, 2324952), (9226, 2247840), (9366, 2214240), (9408, 2204355), (9885, 2097984), (10035, 2066624), (10080, 2057398), (10544, 1966860), (10704, 1937460), (10927, 1897920), (11760, 1763484), (11862, 1748320), (12488, 1660680), (13180, 1573488), (13380, 1549968), (13839, 1498560), (14049, 1476160), (14112, 1469570), (14272, 1453095), (15610, 1328544), (15680, 1322613), (15816, 1311240), (16056, 1291640), (17640, 1175656), (17840, 1162476), (18452, 1123920), (18732, 1107120), (19770, 1048992), (20070, 1033312), (20160, 1028699), (21088, 983430), (21408, 968730), (21854, 948960), (23065, 899136), (23415, 885696), (23520, 881742), (23724, 874160), (24976, 830340), (26360, 786744), (26760, 774984), (27678, 749280), (28098, 738080), (28224, 734785), (29655, 699328), (31220, 664272), (31632, 655620), (32112, 645820), (32291, 642240), (32781, 632640), (35280, 587828), (35680, 581238), (36904, 561960), (37464, 553560), (39540, 524496), (40140, 516656), (41517, 499520), (42176, 491715), (42816, 484365), (43708, 474480), (46130, 449568), (46830, 442848), (47040, 440871), (47448, 437080), (49952, 415170), (52720, 393372), (53520, 387492), (54635, 379584), (55356, 374640), (56196, 369040), (59310, 349664), (62440, 332136), (63264, 327810), (64224, 322910), (64582, 321120), (65562, 316320), (69195, 299712), (70245, 295232), (70560, 293914), (71360, 290619), (73808, 280980), (74928, 276780), (79080, 262248), (80280, 258328), (83034, 249760), (87416, 237240), (92260, 224784), (93660, 221424), (94896, 218540), (96873, 214080), (98343, 210880), (99904, 207585), (105440, 196686), (107040, 193746), (109270, 189792), (110712, 187320), (112392, 184520), (118620, 174832), (124880, 166068), (126528, 163905), (128448, 161455), (129164, 160560), (131124, 158160), (138390, 149856), (140490, 147616), (141120, 146957)]