20701451520

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{349}}^1$

素因数の和:666

約数の個数: 432

約数和(自身を含む): 75889632000

約数和(自身を除く): 55188180480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 128, 144, 152, 160, 171, 180, 190, 192, 228, 240, 256, 271, 285, 288, 304, 320, 342, 349, 360, 380, 384, 456, 480, 542, 570, 576, 608, 640, 684, 698, 720, 760, 768, 813, 855, 912, 960, 1047, 1084, 1140, 1152, 1216, 1280, 1355, 1368, 1396, 1440, 1520, 1626, 1710, 1745, 1824, 1920, 2094, 2168, 2280, 2304, 2432, 2439, 2710, 2736, 2792, 2880, 3040, 3141, 3252, 3420, 3490, 3648, 3840, 4065, 4188, 4336, 4560, 4864, 4878, 5149, 5235, 5420, 5472, 5584, 5760, 6080, 6282, 6504, 6631, 6840, 6980, 7296, 8130, 8376, 8672, 9120, 9756, 10298, 10470, 10840, 10944, 11168, 11520, 12160, 12195, 12564, 13008, 13262, 13680, 13960, 14592, 15447, 15705, 16260, 16752, 17344, 18240, 19512, 19893, 20596, 20940, 21680, 21888, 22336, 24320, 24390, 25128, 25745, 26016, 26524, 27360, 27920, 30894, 31410, 32520, 33155, 33504, 34688, 36480, 39024, 39786, 41192, 41880, 43360, 43776, 44672, 46341, 48780, 50256, 51490, 52032, 53048, 54720, 55840, 59679, 61788, 62820, 65040, 66310, 67008, 69376, 72960, 77235, 78048, 79572, 82384, 83760, 86720, 89344, 92682, 94579, 97560, 99465, 100512, 102980, 104064, 106096, 109440, 111680, 119358, 123576, 125640, 130080, 132620, 134016, 154470, 156096, 159144, 164768, 167520, 173440, 185364, 189158, 195120, 198930, 201024, 205960, 208128, 212192, 218880, 223360, 231705, 238716, 247152, 251280, 260160, 265240, 268032, 283737, 298395, 308940, 312192, 318288, 329536, 335040, 346880, 370728, 378316, 390240, 397860, 402048, 411920, 424384, 446720, 463410, 472895, 477432, 494304, 502560, 520320, 530480, 567474, 596790, 617880, 624384, 636576, 659072, 670080, 741456, 756632, 780480, 795720, 804096, 823840, 848768, 851211, 926820, 945790, 954864, 988608, 1005120, 1040640, 1060960, 1134948, 1193580, 1235760, 1273152, 1318144, 1340160, 1418685, 1482912, 1513264, 1560960, 1591440, 1647680, 1697536, 1702422, 1797001, 1853640, 1891580, 1909728, 1977216, 2010240, 2121920, 2269896, 2387160, 2471520, 2546304, 2837370, 2965824, 3026528, 3121920, 3182880, 3295360, 3404844, 3594002, 3707280, 3783160, 3819456, 3954432, 4020480, 4243840, 4256055, 4539792, 4774320, 4943040, 5092608, 5391003, 5674740, 5931648, 6053056, 6365760, 6590720, 6809688, 7188004, 7414560, 7566320, 7638912, 8487680, 8512110, 8985005, 9079584, 9548640, 9886080, 10782006, 11349480, 11863296, 12106112, 12731520, 13619376, 14376008, 14829120, 15132640, 15277824, 16173009, 17024220, 17970010, 18159168, 19097280, 19772160, 21564012, 22698960, 24212224, 25463040, 26955015, 27238752, 28752016, 29658240, 30265280, 32346018, 34048440, 35940020, 36318336, 38194560, 43128024, 45397920, 53910030, 54477504, 57504032, 59316480, 60530560, 64692036, 68096880, 71880040, 72636672, 76389120, 80865045, 86256048, 90795840, 107820060, 108955008, 115008064, 121061120, 129384072, 136193760, 143760080, 161730090, 172512096, 181591680, 215640120, 217910016, 230016128, 258768144, 272387520, 287520160, 323460180, 345024192, 363183360, 431280240, 460032256, 517536288, 544775040, 575040320, 646920360, 690048384, 862560480, 1035072576, 1089550080, 1150080640, 1293840720, 1380096768, 1725120960, 2070145152, 2300161280, 2587681440, 3450241920, 4140290304, 5175362880, 6900483840, 10350725760, 20701451520]

約数ペア:

[(1, 20701451520), (2, 10350725760), (3, 6900483840), (4, 5175362880), (5, 4140290304), (6, 3450241920), (8, 2587681440), (9, 2300161280), (10, 2070145152), (12, 1725120960), (15, 1380096768), (16, 1293840720), (18, 1150080640), (19, 1089550080), (20, 1035072576), (24, 862560480), (30, 690048384), (32, 646920360), (36, 575040320), (38, 544775040), (40, 517536288), (45, 460032256), (48, 431280240), (57, 363183360), (60, 345024192), (64, 323460180), (72, 287520160), (76, 272387520), (80, 258768144), (90, 230016128), (95, 217910016), (96, 215640120), (114, 181591680), (120, 172512096), (128, 161730090), (144, 143760080), (152, 136193760), (160, 129384072), (171, 121061120), (180, 115008064), (190, 108955008), (192, 107820060), (228, 90795840), (240, 86256048), (256, 80865045), (271, 76389120), (285, 72636672), (288, 71880040), (304, 68096880), (320, 64692036), (342, 60530560), (349, 59316480), (360, 57504032), (380, 54477504), (384, 53910030), (456, 45397920), (480, 43128024), (542, 38194560), (570, 36318336), (576, 35940020), (608, 34048440), (640, 32346018), (684, 30265280), (698, 29658240), (720, 28752016), (760, 27238752), (768, 26955015), (813, 25463040), (855, 24212224), (912, 22698960), (960, 21564012), (1047, 19772160), (1084, 19097280), (1140, 18159168), (1152, 17970010), (1216, 17024220), (1280, 16173009), (1355, 15277824), (1368, 15132640), (1396, 14829120), (1440, 14376008), (1520, 13619376), (1626, 12731520), (1710, 12106112), (1745, 11863296), (1824, 11349480), (1920, 10782006), (2094, 9886080), (2168, 9548640), (2280, 9079584), (2304, 8985005), (2432, 8512110), (2439, 8487680), (2710, 7638912), (2736, 7566320), (2792, 7414560), (2880, 7188004), (3040, 6809688), (3141, 6590720), (3252, 6365760), (3420, 6053056), (3490, 5931648), (3648, 5674740), (3840, 5391003), (4065, 5092608), (4188, 4943040), (4336, 4774320), (4560, 4539792), (4864, 4256055), (4878, 4243840), (5149, 4020480), (5235, 3954432), (5420, 3819456), (5472, 3783160), (5584, 3707280), (5760, 3594002), (6080, 3404844), (6282, 3295360), (6504, 3182880), (6631, 3121920), (6840, 3026528), (6980, 2965824), (7296, 2837370), (8130, 2546304), (8376, 2471520), (8672, 2387160), (9120, 2269896), (9756, 2121920), (10298, 2010240), (10470, 1977216), (10840, 1909728), (10944, 1891580), (11168, 1853640), (11520, 1797001), (12160, 1702422), (12195, 1697536), (12564, 1647680), (13008, 1591440), (13262, 1560960), (13680, 1513264), (13960, 1482912), (14592, 1418685), (15447, 1340160), (15705, 1318144), (16260, 1273152), (16752, 1235760), (17344, 1193580), (18240, 1134948), (19512, 1060960), (19893, 1040640), (20596, 1005120), (20940, 988608), (21680, 954864), (21888, 945790), (22336, 926820), (24320, 851211), (24390, 848768), (25128, 823840), (25745, 804096), (26016, 795720), (26524, 780480), (27360, 756632), (27920, 741456), (30894, 670080), (31410, 659072), (32520, 636576), (33155, 624384), (33504, 617880), (34688, 596790), (36480, 567474), (39024, 530480), (39786, 520320), (41192, 502560), (41880, 494304), (43360, 477432), (43776, 472895), (44672, 463410), (46341, 446720), (48780, 424384), (50256, 411920), (51490, 402048), (52032, 397860), (53048, 390240), (54720, 378316), (55840, 370728), (59679, 346880), (61788, 335040), (62820, 329536), (65040, 318288), (66310, 312192), (67008, 308940), (69376, 298395), (72960, 283737), (77235, 268032), (78048, 265240), (79572, 260160), (82384, 251280), (83760, 247152), (86720, 238716), (89344, 231705), (92682, 223360), (94579, 218880), (97560, 212192), (99465, 208128), (100512, 205960), (102980, 201024), (104064, 198930), (106096, 195120), (109440, 189158), (111680, 185364), (119358, 173440), (123576, 167520), (125640, 164768), (130080, 159144), (132620, 156096), (134016, 154470)]