641527114240

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{1061}}^1$

素因数の和:1535

約数の個数: 320

約数和(自身を含む): 1677094087680

約数和(自身を除く): 1035566973440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 128, 152, 155, 160, 190, 248, 256, 304, 310, 320, 380, 401, 496, 512, 589, 608, 620, 640, 760, 802, 992, 1061, 1178, 1216, 1240, 1280, 1520, 1604, 1984, 2005, 2122, 2356, 2432, 2480, 2560, 2945, 3040, 3208, 3968, 4010, 4244, 4712, 4864, 4960, 5305, 5890, 6080, 6416, 7619, 7936, 8020, 8488, 9424, 9728, 9920, 10610, 11780, 12160, 12431, 12832, 15238, 15872, 16040, 16976, 18848, 19840, 20159, 21220, 23560, 24320, 24862, 25664, 30476, 32080, 32891, 33952, 37696, 38095, 39680, 40318, 42440, 47120, 48640, 49724, 51328, 60952, 62155, 64160, 65782, 67904, 75392, 76190, 79360, 80636, 84880, 94240, 99448, 100795, 102656, 121904, 124310, 128320, 131564, 135808, 150784, 152380, 161272, 164455, 169760, 188480, 198896, 201590, 205312, 236189, 243808, 248620, 256640, 263128, 271616, 301568, 304760, 322544, 328910, 339520, 376960, 397792, 403180, 425461, 472378, 487616, 497240, 513280, 526256, 543232, 609520, 624929, 645088, 657820, 679040, 753920, 795584, 806360, 850922, 944756, 975232, 994480, 1026560, 1052512, 1180945, 1219040, 1249858, 1290176, 1315640, 1358080, 1507840, 1591168, 1612720, 1701844, 1889512, 1950464, 1988960, 2105024, 2127305, 2361890, 2438080, 2499716, 2580352, 2631280, 2716160, 3124645, 3182336, 3225440, 3403688, 3779024, 3900928, 3977920, 4210048, 4254610, 4723780, 4876160, 4999432, 5160704, 5262560, 6249290, 6364672, 6450880, 6807376, 7558048, 7955840, 8083759, 8420096, 8509220, 9447560, 9752320, 9998864, 10321408, 10525120, 12498580, 12901760, 13189291, 13614752, 15116096, 15911680, 16167518, 16840192, 17018440, 18895120, 19504640, 19997728, 21050240, 24997160, 25803520, 26378582, 27229504, 30232192, 31823360, 32335036, 34036880, 37790240, 39995456, 40418795, 42100480, 49994320, 51607040, 52757164, 54459008, 60464384, 64670072, 65946455, 68073760, 75580480, 79990912, 80837590, 84200960, 99988640, 105514328, 108918016, 120928768, 129340144, 131892910, 136147520, 151160960, 159981824, 161675180, 199977280, 211028656, 217836032, 250596529, 258680288, 263785820, 272295040, 302321920, 319963648, 323350360, 399954560, 422057312, 501193058, 517360576, 527571640, 544590080, 604643840, 646700720, 799909120, 844114624, 1002386116, 1034721152, 1055143280, 1089180160, 1252982645, 1293401440, 1599818240, 1688229248, 2004772232, 2069442304, 2110286560, 2505965290, 2586802880, 3376458496, 4009544464, 4138884608, 4220573120, 5011930580, 5173605760, 6752916992, 8019088928, 8441146240, 10023861160, 10347211520, 16038177856, 16882292480, 20047722320, 20694423040, 32076355712, 33764584960, 40095444640, 64152711424, 80190889280, 128305422848, 160381778560, 320763557120, 641527114240]

約数ペア:

[(1, 641527114240), (2, 320763557120), (4, 160381778560), (5, 128305422848), (8, 80190889280), (10, 64152711424), (16, 40095444640), (19, 33764584960), (20, 32076355712), (31, 20694423040), (32, 20047722320), (38, 16882292480), (40, 16038177856), (62, 10347211520), (64, 10023861160), (76, 8441146240), (80, 8019088928), (95, 6752916992), (124, 5173605760), (128, 5011930580), (152, 4220573120), (155, 4138884608), (160, 4009544464), (190, 3376458496), (248, 2586802880), (256, 2505965290), (304, 2110286560), (310, 2069442304), (320, 2004772232), (380, 1688229248), (401, 1599818240), (496, 1293401440), (512, 1252982645), (589, 1089180160), (608, 1055143280), (620, 1034721152), (640, 1002386116), (760, 844114624), (802, 799909120), (992, 646700720), (1061, 604643840), (1178, 544590080), (1216, 527571640), (1240, 517360576), (1280, 501193058), (1520, 422057312), (1604, 399954560), (1984, 323350360), (2005, 319963648), (2122, 302321920), (2356, 272295040), (2432, 263785820), (2480, 258680288), (2560, 250596529), (2945, 217836032), (3040, 211028656), (3208, 199977280), (3968, 161675180), (4010, 159981824), (4244, 151160960), (4712, 136147520), (4864, 131892910), (4960, 129340144), (5305, 120928768), (5890, 108918016), (6080, 105514328), (6416, 99988640), (7619, 84200960), (7936, 80837590), (8020, 79990912), (8488, 75580480), (9424, 68073760), (9728, 65946455), (9920, 64670072), (10610, 60464384), (11780, 54459008), (12160, 52757164), (12431, 51607040), (12832, 49994320), (15238, 42100480), (15872, 40418795), (16040, 39995456), (16976, 37790240), (18848, 34036880), (19840, 32335036), (20159, 31823360), (21220, 30232192), (23560, 27229504), (24320, 26378582), (24862, 25803520), (25664, 24997160), (30476, 21050240), (32080, 19997728), (32891, 19504640), (33952, 18895120), (37696, 17018440), (38095, 16840192), (39680, 16167518), (40318, 15911680), (42440, 15116096), (47120, 13614752), (48640, 13189291), (49724, 12901760), (51328, 12498580), (60952, 10525120), (62155, 10321408), (64160, 9998864), (65782, 9752320), (67904, 9447560), (75392, 8509220), (76190, 8420096), (79360, 8083759), (80636, 7955840), (84880, 7558048), (94240, 6807376), (99448, 6450880), (100795, 6364672), (102656, 6249290), (121904, 5262560), (124310, 5160704), (128320, 4999432), (131564, 4876160), (135808, 4723780), (150784, 4254610), (152380, 4210048), (161272, 3977920), (164455, 3900928), (169760, 3779024), (188480, 3403688), (198896, 3225440), (201590, 3182336), (205312, 3124645), (236189, 2716160), (243808, 2631280), (248620, 2580352), (256640, 2499716), (263128, 2438080), (271616, 2361890), (301568, 2127305), (304760, 2105024), (322544, 1988960), (328910, 1950464), (339520, 1889512), (376960, 1701844), (397792, 1612720), (403180, 1591168), (425461, 1507840), (472378, 1358080), (487616, 1315640), (497240, 1290176), (513280, 1249858), (526256, 1219040), (543232, 1180945), (609520, 1052512), (624929, 1026560), (645088, 994480), (657820, 975232), (679040, 944756), (753920, 850922), (795584, 806360)]