1971900000

素因数分解:

$2^5\times 3^2\times 5^5\times 7^1\times {\mathrm{313}}^1$

素因数の和:361

約数の個数: 432

約数和(自身を含む): 8035923168

約数和(自身を除く): 6064023168

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 32, 35, 36, 40, 42, 45, 48, 50, 56, 60, 63, 70, 72, 75, 80, 84, 90, 96, 100, 105, 112, 120, 125, 126, 140, 144, 150, 160, 168, 175, 180, 200, 210, 224, 225, 240, 250, 252, 280, 288, 300, 313, 315, 336, 350, 360, 375, 400, 420, 450, 480, 500, 504, 525, 560, 600, 625, 626, 630, 672, 700, 720, 750, 800, 840, 875, 900, 939, 1000, 1008, 1050, 1120, 1125, 1200, 1250, 1252, 1260, 1400, 1440, 1500, 1565, 1575, 1680, 1750, 1800, 1875, 1878, 2000, 2016, 2100, 2191, 2250, 2400, 2500, 2504, 2520, 2625, 2800, 2817, 3000, 3125, 3130, 3150, 3360, 3500, 3600, 3750, 3756, 4000, 4200, 4375, 4382, 4500, 4695, 5000, 5008, 5040, 5250, 5600, 5625, 5634, 6000, 6250, 6260, 6300, 6573, 7000, 7200, 7500, 7512, 7825, 7875, 8400, 8750, 8764, 9000, 9375, 9390, 10000, 10016, 10080, 10500, 10955, 11250, 11268, 12000, 12500, 12520, 12600, 13125, 13146, 14000, 14085, 15000, 15024, 15650, 15750, 16800, 17500, 17528, 18000, 18750, 18780, 19719, 20000, 21000, 21875, 21910, 22500, 22536, 23475, 25000, 25040, 25200, 26250, 26292, 28000, 28125, 28170, 30000, 30048, 31300, 31500, 32865, 35000, 35056, 36000, 37500, 37560, 39125, 39375, 39438, 42000, 43750, 43820, 45000, 45072, 46950, 50000, 50080, 50400, 52500, 52584, 54775, 56250, 56340, 60000, 62600, 63000, 65625, 65730, 70000, 70112, 70425, 75000, 75120, 78250, 78750, 78876, 84000, 87500, 87640, 90000, 90144, 93900, 98595, 100000, 105000, 105168, 109550, 112500, 112680, 117375, 125200, 126000, 131250, 131460, 140000, 140850, 150000, 150240, 156500, 157500, 157752, 164325, 175000, 175280, 180000, 187800, 195625, 196875, 197190, 210000, 210336, 219100, 225000, 225360, 234750, 250400, 252000, 262500, 262920, 273875, 281700, 300000, 313000, 315000, 315504, 328650, 350000, 350560, 352125, 375600, 391250, 393750, 394380, 420000, 438200, 450000, 450720, 469500, 492975, 525000, 525840, 547750, 563400, 586875, 626000, 630000, 631008, 657300, 700000, 704250, 751200, 782500, 787500, 788760, 821625, 876400, 900000, 939000, 978125, 985950, 1050000, 1051680, 1095500, 1126800, 1173750, 1252000, 1260000, 1314600, 1369375, 1408500, 1565000, 1575000, 1577520, 1643250, 1752800, 1760625, 1878000, 1956250, 1971900, 2100000, 2191000, 2253600, 2347500, 2464875, 2629200, 2738750, 2817000, 2934375, 3130000, 3150000, 3155040, 3286500, 3521250, 3756000, 3912500, 3943800, 4108125, 4382000, 4695000, 4929750, 5258400, 5477500, 5634000, 5868750, 6260000, 6300000, 6573000, 6846875, 7042500, 7825000, 7887600, 8216250, 8764000, 8803125, 9390000, 9859500, 10955000, 11268000, 11737500, 12324375, 13146000, 13693750, 14085000, 15650000, 15775200, 16432500, 17606250, 18780000, 19719000, 20540625, 21910000, 23475000, 24648750, 26292000, 27387500, 28170000, 31300000, 32865000, 35212500, 39438000, 41081250, 43820000, 46950000, 49297500, 54775000, 56340000, 61621875, 65730000, 70425000, 78876000, 82162500, 93900000, 98595000, 109550000, 123243750, 131460000, 140850000, 164325000, 197190000, 219100000, 246487500, 281700000, 328650000, 394380000, 492975000, 657300000, 985950000, 1971900000]

約数ペア:

[(1, 1971900000), (2, 985950000), (3, 657300000), (4, 492975000), (5, 394380000), (6, 328650000), (7, 281700000), (8, 246487500), (9, 219100000), (10, 197190000), (12, 164325000), (14, 140850000), (15, 131460000), (16, 123243750), (18, 109550000), (20, 98595000), (21, 93900000), (24, 82162500), (25, 78876000), (28, 70425000), (30, 65730000), (32, 61621875), (35, 56340000), (36, 54775000), (40, 49297500), (42, 46950000), (45, 43820000), (48, 41081250), (50, 39438000), (56, 35212500), (60, 32865000), (63, 31300000), (70, 28170000), (72, 27387500), (75, 26292000), (80, 24648750), (84, 23475000), (90, 21910000), (96, 20540625), (100, 19719000), (105, 18780000), (112, 17606250), (120, 16432500), (125, 15775200), (126, 15650000), (140, 14085000), (144, 13693750), (150, 13146000), (160, 12324375), (168, 11737500), (175, 11268000), (180, 10955000), (200, 9859500), (210, 9390000), (224, 8803125), (225, 8764000), (240, 8216250), (250, 7887600), (252, 7825000), (280, 7042500), (288, 6846875), (300, 6573000), (313, 6300000), (315, 6260000), (336, 5868750), (350, 5634000), (360, 5477500), (375, 5258400), (400, 4929750), (420, 4695000), (450, 4382000), (480, 4108125), (500, 3943800), (504, 3912500), (525, 3756000), (560, 3521250), (600, 3286500), (625, 3155040), (626, 3150000), (630, 3130000), (672, 2934375), (700, 2817000), (720, 2738750), (750, 2629200), (800, 2464875), (840, 2347500), (875, 2253600), (900, 2191000), (939, 2100000), (1000, 1971900), (1008, 1956250), (1050, 1878000), (1120, 1760625), (1125, 1752800), (1200, 1643250), (1250, 1577520), (1252, 1575000), (1260, 1565000), (1400, 1408500), (1440, 1369375), (1500, 1314600), (1565, 1260000), (1575, 1252000), (1680, 1173750), (1750, 1126800), (1800, 1095500), (1875, 1051680), (1878, 1050000), (2000, 985950), (2016, 978125), (2100, 939000), (2191, 900000), (2250, 876400), (2400, 821625), (2500, 788760), (2504, 787500), (2520, 782500), (2625, 751200), (2800, 704250), (2817, 700000), (3000, 657300), (3125, 631008), (3130, 630000), (3150, 626000), (3360, 586875), (3500, 563400), (3600, 547750), (3750, 525840), (3756, 525000), (4000, 492975), (4200, 469500), (4375, 450720), (4382, 450000), (4500, 438200), (4695, 420000), (5000, 394380), (5008, 393750), (5040, 391250), (5250, 375600), (5600, 352125), (5625, 350560), (5634, 350000), (6000, 328650), (6250, 315504), (6260, 315000), (6300, 313000), (6573, 300000), (7000, 281700), (7200, 273875), (7500, 262920), (7512, 262500), (7825, 252000), (7875, 250400), (8400, 234750), (8750, 225360), (8764, 225000), (9000, 219100), (9375, 210336), (9390, 210000), (10000, 197190), (10016, 196875), (10080, 195625), (10500, 187800), (10955, 180000), (11250, 175280), (11268, 175000), (12000, 164325), (12500, 157752), (12520, 157500), (12600, 156500), (13125, 150240), (13146, 150000), (14000, 140850), (14085, 140000), (15000, 131460), (15024, 131250), (15650, 126000), (15750, 125200), (16800, 117375), (17500, 112680), (17528, 112500), (18000, 109550), (18750, 105168), (18780, 105000), (19719, 100000), (20000, 98595), (21000, 93900), (21875, 90144), (21910, 90000), (22500, 87640), (22536, 87500), (23475, 84000), (25000, 78876), (25040, 78750), (25200, 78250), (26250, 75120), (26292, 75000), (28000, 70425), (28125, 70112), (28170, 70000), (30000, 65730), (30048, 65625), (31300, 63000), (31500, 62600), (32865, 60000), (35000, 56340), (35056, 56250), (36000, 54775), (37500, 52584), (37560, 52500), (39125, 50400), (39375, 50080), (39438, 50000), (42000, 46950), (43750, 45072), (43820, 45000)]