20457156720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5009}}^1$

素因数の和:5073

約数の個数: 640

約数和(自身を含む): 90174228480

約数和(自身を除く): 69717071760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 16, 17, 20, 21, 22, 24, 26, 28, 30, 33, 34, 35, 39, 40, 42, 44, 48, 51, 52, 55, 56, 60, 65, 66, 68, 70, 77, 78, 80, 84, 85, 88, 91, 102, 104, 105, 110, 112, 119, 120, 130, 132, 136, 140, 143, 154, 156, 165, 168, 170, 176, 182, 187, 195, 204, 208, 210, 220, 221, 231, 238, 240, 255, 260, 264, 272, 273, 280, 286, 308, 312, 330, 336, 340, 357, 364, 374, 385, 390, 408, 420, 429, 440, 442, 455, 462, 476, 510, 520, 528, 546, 560, 561, 572, 595, 616, 624, 660, 663, 680, 714, 715, 728, 748, 770, 780, 816, 840, 858, 880, 884, 910, 924, 935, 952, 1001, 1020, 1040, 1092, 1105, 1122, 1144, 1155, 1190, 1232, 1309, 1320, 1326, 1360, 1365, 1428, 1430, 1456, 1496, 1540, 1547, 1560, 1680, 1716, 1768, 1785, 1820, 1848, 1870, 1904, 2002, 2040, 2145, 2184, 2210, 2244, 2288, 2310, 2380, 2431, 2618, 2640, 2652, 2730, 2805, 2856, 2860, 2992, 3003, 3080, 3094, 3120, 3315, 3432, 3536, 3570, 3640, 3696, 3740, 3927, 4004, 4080, 4290, 4368, 4420, 4488, 4620, 4641, 4760, 4862, 5005, 5009, 5236, 5304, 5460, 5610, 5712, 5720, 6006, 6160, 6188, 6545, 6630, 6864, 7140, 7280, 7293, 7480, 7735, 7854, 8008, 8580, 8840, 8976, 9240, 9282, 9520, 9724, 10010, 10018, 10472, 10608, 10920, 11220, 11440, 12012, 12155, 12376, 13090, 13260, 14280, 14586, 14960, 15015, 15027, 15470, 15708, 16016, 17017, 17160, 17680, 18480, 18564, 19448, 19635, 20020, 20036, 20944, 21840, 22440, 23205, 24024, 24310, 24752, 25045, 26180, 26520, 28560, 29172, 30030, 30054, 30940, 31416, 34034, 34320, 35063, 36465, 37128, 38896, 39270, 40040, 40072, 44880, 46410, 48048, 48620, 50090, 51051, 52360, 53040, 55099, 58344, 60060, 60108, 61880, 62832, 65117, 68068, 70126, 72930, 74256, 75135, 78540, 80080, 80144, 85085, 85153, 92820, 97240, 100180, 102102, 104720, 105189, 110198, 116688, 120120, 120216, 123760, 130234, 136136, 140252, 145860, 150270, 157080, 165297, 170170, 170306, 175315, 185640, 194480, 195351, 200360, 204204, 210378, 220396, 240240, 240432, 255255, 255459, 260468, 272272, 275495, 280504, 291720, 300540, 314160, 325585, 330594, 340340, 340612, 350630, 371280, 385693, 390702, 400720, 408408, 420756, 425765, 440792, 455819, 510510, 510918, 520936, 525945, 550990, 561008, 583440, 596071, 601080, 651170, 661188, 680680, 681224, 701260, 716287, 771386, 781404, 816816, 826485, 841512, 851530, 881584, 911638, 936683, 976755, 1021020, 1021836, 1041872, 1051890, 1101980, 1106989, 1157079, 1192142, 1202160, 1277295, 1302340, 1322376, 1361360, 1362448, 1367457, 1402520, 1432574, 1542772, 1562808, 1652970, 1683024, 1703060, 1788213, 1823276, 1873366, 1928465, 1953510, 2042040, 2043672, 2103780, 2148861, 2203960, 2213978, 2279095, 2314158, 2384284, 2554590, 2604680, 2644752, 2734914, 2805040, 2810049, 2865148, 2980355, 3085544, 3125616, 3305940, 3320967, 3406120, 3576426, 3581435, 3646552, 3746732, 3856930, 3907020, 4084080, 4087344, 4207560, 4297722, 4407920, 4427956, 4558190, 4628316, 4683415, 4768568, 5014009, 5109180, 5209360, 5469828, 5534945, 5620098, 5730296, 5785395, 5960710, 6171088, 6556781, 6611880, 6641934, 6812240, 6837285, 7152852, 7162870, 7293104, 7493464, 7713860, 7748923, 7814040, 8415120, 8595444, 8855912, 8941065, 9116380, 9256632, 9366830, 9537136, 10028018, 10218360, 10744305, 10939656, 11069890, 11240196, 11460592, 11570790, 11921420, 12176879, 13113562, 13223760, 13283868, 13674570, 14050245, 14305704, 14325740, 14986928, 15042027, 15427720, 15497846, 15628080, 16604835, 17190888, 17711824, 17882130, 18232760, 18513264, 18733660, 19670343, 20056036, 20436720, 21488610, 21879312, 22139780, 22480392, 23141580, 23246769, 23842840, 24353758, 25070045, 26227124, 26567736, 27349140, 28100490, 28611408, 28651480, 30084054, 30855440, 30995692, 32783905, 33209670, 34381776, 35764260, 36465520, 36530637, 37467320, 38744615, 39340686, 40112072, 42977220, 44279560, 44960784, 46283160, 46493538, 47685680, 48707516, 50140090, 52454248, 53135472, 54698280, 56200980, 57302960, 60168108, 60884395, 61991384, 65567810, 66419340, 71528520, 73061274, 74934640, 75210135, 77489230, 78681372, 80224144, 85238153, 85954440, 88559120, 92566320, 92987076, 97415032, 98351715, 100280180, 104908496, 109396560, 112401960, 116233845, 120336216, 121768790, 123982768, 131135620, 132838680, 143057040, 146122548, 150420270, 154978460, 157362744, 170476306, 171908880, 182653185, 185974152, 194830064, 196703430, 200560360, 224803920, 232467690, 240672432, 243537580, 255714459, 262271240, 265677360, 292245096, 300840540, 309956920, 314725488, 340952612, 365306370, 371948304, 393406860, 401120720, 426190765, 464935380, 487075160, 511428918, 524542480, 584490192, 601681080, 619913840, 681905224, 730612740, 786813720, 852381530, 929870760, 974150320, 1022857836, 1203362160, 1278572295, 1363810448, 1461225480, 1573627440, 1704763060, 1859741520, 2045715672, 2557144590, 2922450960, 3409526120, 4091431344, 5114289180, 6819052240, 10228578360, 20457156720]

約数ペア:

[(1, 20457156720), (2, 10228578360), (3, 6819052240), (4, 5114289180), (5, 4091431344), (6, 3409526120), (7, 2922450960), (8, 2557144590), (10, 2045715672), (11, 1859741520), (12, 1704763060), (13, 1573627440), (14, 1461225480), (15, 1363810448), (16, 1278572295), (17, 1203362160), (20, 1022857836), (21, 974150320), (22, 929870760), (24, 852381530), (26, 786813720), (28, 730612740), (30, 681905224), (33, 619913840), (34, 601681080), (35, 584490192), (39, 524542480), (40, 511428918), (42, 487075160), (44, 464935380), (48, 426190765), (51, 401120720), (52, 393406860), (55, 371948304), (56, 365306370), (60, 340952612), (65, 314725488), (66, 309956920), (68, 300840540), (70, 292245096), (77, 265677360), (78, 262271240), (80, 255714459), (84, 243537580), (85, 240672432), (88, 232467690), (91, 224803920), (102, 200560360), (104, 196703430), (105, 194830064), (110, 185974152), (112, 182653185), (119, 171908880), (120, 170476306), (130, 157362744), (132, 154978460), (136, 150420270), (140, 146122548), (143, 143057040), (154, 132838680), (156, 131135620), (165, 123982768), (168, 121768790), (170, 120336216), (176, 116233845), (182, 112401960), (187, 109396560), (195, 104908496), (204, 100280180), (208, 98351715), (210, 97415032), (220, 92987076), (221, 92566320), (231, 88559120), (238, 85954440), (240, 85238153), (255, 80224144), (260, 78681372), (264, 77489230), (272, 75210135), (273, 74934640), (280, 73061274), (286, 71528520), (308, 66419340), (312, 65567810), (330, 61991384), (336, 60884395), (340, 60168108), (357, 57302960), (364, 56200980), (374, 54698280), (385, 53135472), (390, 52454248), (408, 50140090), (420, 48707516), (429, 47685680), (440, 46493538), (442, 46283160), (455, 44960784), (462, 44279560), (476, 42977220), (510, 40112072), (520, 39340686), (528, 38744615), (546, 37467320), (560, 36530637), (561, 36465520), (572, 35764260), (595, 34381776), (616, 33209670), (624, 32783905), (660, 30995692), (663, 30855440), (680, 30084054), (714, 28651480), (715, 28611408), (728, 28100490), (748, 27349140), (770, 26567736), (780, 26227124), (816, 25070045), (840, 24353758), (858, 23842840), (880, 23246769), (884, 23141580), (910, 22480392), (924, 22139780), (935, 21879312), (952, 21488610), (1001, 20436720), (1020, 20056036), (1040, 19670343), (1092, 18733660), (1105, 18513264), (1122, 18232760), (1144, 17882130), (1155, 17711824), (1190, 17190888), (1232, 16604835), (1309, 15628080), (1320, 15497846), (1326, 15427720), (1360, 15042027), (1365, 14986928), (1428, 14325740), (1430, 14305704), (1456, 14050245), (1496, 13674570), (1540, 13283868), (1547, 13223760), (1560, 13113562), (1680, 12176879), (1716, 11921420), (1768, 11570790), (1785, 11460592), (1820, 11240196), (1848, 11069890), (1870, 10939656), (1904, 10744305), (2002, 10218360), (2040, 10028018), (2145, 9537136), (2184, 9366830), (2210, 9256632), (2244, 9116380), (2288, 8941065), (2310, 8855912), (2380, 8595444), (2431, 8415120), (2618, 7814040), (2640, 7748923), (2652, 7713860), (2730, 7493464), (2805, 7293104), (2856, 7162870), (2860, 7152852), (2992, 6837285), (3003, 6812240), (3080, 6641934), (3094, 6611880), (3120, 6556781), (3315, 6171088), (3432, 5960710), (3536, 5785395), (3570, 5730296), (3640, 5620098), (3696, 5534945), (3740, 5469828), (3927, 5209360), (4004, 5109180), (4080, 5014009), (4290, 4768568), (4368, 4683415), (4420, 4628316), (4488, 4558190), (4620, 4427956), (4641, 4407920), (4760, 4297722), (4862, 4207560), (5005, 4087344), (5009, 4084080), (5236, 3907020), (5304, 3856930), (5460, 3746732), (5610, 3646552), (5712, 3581435), (5720, 3576426), (6006, 3406120), (6160, 3320967), (6188, 3305940), (6545, 3125616), (6630, 3085544), (6864, 2980355), (7140, 2865148), (7280, 2810049), (7293, 2805040), (7480, 2734914), (7735, 2644752), (7854, 2604680), (8008, 2554590), (8580, 2384284), (8840, 2314158), (8976, 2279095), (9240, 2213978), (9282, 2203960), (9520, 2148861), (9724, 2103780), (10010, 2043672), (10018, 2042040), (10472, 1953510), (10608, 1928465), (10920, 1873366), (11220, 1823276), (11440, 1788213), (12012, 1703060), (12155, 1683024), (12376, 1652970), (13090, 1562808), (13260, 1542772), (14280, 1432574), (14586, 1402520), (14960, 1367457), (15015, 1362448), (15027, 1361360), (15470, 1322376), (15708, 1302340), (16016, 1277295), (17017, 1202160), (17160, 1192142), (17680, 1157079), (18480, 1106989), (18564, 1101980), (19448, 1051890), (19635, 1041872), (20020, 1021836), (20036, 1021020), (20944, 976755), (21840, 936683), (22440, 911638), (23205, 881584), (24024, 851530), (24310, 841512), (24752, 826485), (25045, 816816), (26180, 781404), (26520, 771386), (28560, 716287), (29172, 701260), (30030, 681224), (30054, 680680), (30940, 661188), (31416, 651170), (34034, 601080), (34320, 596071), (35063, 583440), (36465, 561008), (37128, 550990), (38896, 525945), (39270, 520936), (40040, 510918), (40072, 510510), (44880, 455819), (46410, 440792), (48048, 425765), (48620, 420756), (50090, 408408), (51051, 400720), (52360, 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