661842720

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:213

約数の個数: 576

約数和(自身を含む): 2898395136

約数和(自身を除く): 2236552416

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 32, 33, 35, 36, 40, 42, 44, 45, 47, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 94, 96, 99, 105, 110, 112, 120, 126, 127, 132, 140, 141, 144, 154, 160, 165, 168, 176, 180, 188, 198, 210, 220, 224, 231, 235, 240, 252, 254, 264, 280, 282, 288, 308, 315, 329, 330, 336, 352, 360, 376, 381, 385, 396, 420, 423, 440, 462, 470, 480, 495, 504, 508, 517, 528, 560, 564, 616, 630, 635, 658, 660, 672, 693, 705, 720, 752, 762, 770, 792, 840, 846, 880, 889, 924, 940, 987, 990, 1008, 1016, 1034, 1056, 1120, 1128, 1143, 1155, 1232, 1260, 1270, 1316, 1320, 1386, 1397, 1410, 1440, 1504, 1524, 1540, 1551, 1584, 1645, 1680, 1692, 1760, 1778, 1848, 1880, 1905, 1974, 1980, 2016, 2032, 2068, 2115, 2256, 2286, 2310, 2464, 2520, 2540, 2585, 2632, 2640, 2667, 2772, 2794, 2820, 2961, 3048, 3080, 3102, 3168, 3290, 3360, 3384, 3465, 3556, 3619, 3696, 3760, 3810, 3948, 3960, 4064, 4136, 4191, 4230, 4445, 4512, 4572, 4620, 4653, 4935, 5040, 5080, 5170, 5264, 5280, 5334, 5544, 5588, 5640, 5715, 5922, 5969, 6096, 6160, 6204, 6580, 6768, 6930, 6985, 7112, 7238, 7392, 7520, 7620, 7755, 7896, 7920, 8001, 8272, 8382, 8460, 8890, 9144, 9240, 9306, 9779, 9870, 10080, 10160, 10340, 10528, 10668, 10857, 11088, 11176, 11280, 11430, 11844, 11938, 12192, 12320, 12408, 12573, 13160, 13335, 13536, 13860, 13970, 14224, 14476, 14805, 15240, 15510, 15792, 15840, 16002, 16544, 16764, 16920, 17780, 17907, 18095, 18288, 18480, 18612, 19558, 19740, 20320, 20680, 20955, 21336, 21714, 22176, 22352, 22560, 22860, 23265, 23688, 23876, 24816, 25146, 26320, 26670, 27720, 27940, 28448, 28952, 29337, 29610, 29845, 30480, 31020, 31584, 32004, 32571, 33528, 33840, 35560, 35814, 36190, 36576, 36960, 37224, 39116, 39480, 40005, 41360, 41783, 41910, 42672, 43428, 44704, 45720, 46530, 47376, 47752, 48895, 49632, 50292, 52640, 53340, 53721, 54285, 55440, 55880, 57904, 58674, 59220, 59690, 60960, 62040, 62865, 64008, 65142, 65659, 67056, 67680, 71120, 71628, 72380, 74448, 78232, 78960, 80010, 82720, 83566, 83820, 85344, 86856, 88011, 89535, 91440, 93060, 94752, 95504, 97790, 100584, 106680, 107442, 108570, 110880, 111760, 115808, 117348, 118440, 119380, 124080, 125349, 125730, 128016, 130284, 131318, 134112, 142240, 143256, 144760, 146685, 148896, 156464, 157920, 160020, 162855, 167132, 167640, 173712, 176022, 179070, 182880, 186120, 191008, 195580, 196977, 201168, 208915, 213360, 214884, 217140, 223520, 234696, 236880, 238760, 248160, 250698, 251460, 256032, 260568, 262636, 268605, 286512, 289520, 293370, 312928, 320040, 325710, 328295, 334264, 335280, 347424, 352044, 358140, 372240, 376047, 391160, 393954, 402336, 417830, 426720, 429768, 434280, 440055, 459613, 469392, 473760, 477520, 501396, 502920, 521136, 525272, 537210, 573024, 579040, 586740, 590931, 626745, 640080, 651420, 656590, 668528, 670560, 704088, 716280, 744480, 752094, 782320, 787908, 835660, 859536, 868560, 880110, 919226, 938784, 955040, 984885, 1002792, 1005840, 1042272, 1050544, 1074420, 1173480, 1181862, 1253490, 1280160, 1302840, 1313180, 1337056, 1378839, 1408176, 1432560, 1504188, 1564640, 1575816, 1671320, 1719072, 1737120, 1760220, 1838452, 1880235, 1969770, 2005584, 2011680, 2101088, 2148840, 2298065, 2346960, 2363724, 2506980, 2605680, 2626360, 2757678, 2816352, 2865120, 2954655, 3008376, 3151632, 3342640, 3520440, 3676904, 3760470, 3939540, 4011168, 4136517, 4297680, 4596130, 4693920, 4727448, 5013960, 5211360, 5252720, 5515356, 5909310, 6016752, 6303264, 6685280, 6894195, 7040880, 7353808, 7520940, 7879080, 8273034, 8595360, 9192260, 9454896, 10027920, 10505440, 11030712, 11818620, 12033504, 13788390, 14081760, 14707616, 15041880, 15758160, 16546068, 18384520, 18909792, 20055840, 20682585, 22061424, 23637240, 27576780, 30083760, 31516320, 33092136, 36769040, 41365170, 44122848, 47274480, 55153560, 60167520, 66184272, 73538080, 82730340, 94548960, 110307120, 132368544, 165460680, 220614240, 330921360, 661842720]

約数ペア:

[(1, 661842720), (2, 330921360), (3, 220614240), (4, 165460680), (5, 132368544), (6, 110307120), (7, 94548960), (8, 82730340), (9, 73538080), (10, 66184272), (11, 60167520), (12, 55153560), (14, 47274480), (15, 44122848), (16, 41365170), (18, 36769040), (20, 33092136), (21, 31516320), (22, 30083760), (24, 27576780), (28, 23637240), (30, 22061424), (32, 20682585), (33, 20055840), (35, 18909792), (36, 18384520), (40, 16546068), (42, 15758160), (44, 15041880), (45, 14707616), (47, 14081760), (48, 13788390), (55, 12033504), (56, 11818620), (60, 11030712), (63, 10505440), (66, 10027920), (70, 9454896), (72, 9192260), (77, 8595360), (80, 8273034), (84, 7879080), (88, 7520940), (90, 7353808), (94, 7040880), (96, 6894195), (99, 6685280), (105, 6303264), (110, 6016752), (112, 5909310), (120, 5515356), (126, 5252720), (127, 5211360), (132, 5013960), (140, 4727448), (141, 4693920), (144, 4596130), (154, 4297680), (160, 4136517), (165, 4011168), (168, 3939540), (176, 3760470), (180, 3676904), (188, 3520440), (198, 3342640), (210, 3151632), (220, 3008376), (224, 2954655), (231, 2865120), (235, 2816352), (240, 2757678), (252, 2626360), (254, 2605680), (264, 2506980), (280, 2363724), (282, 2346960), (288, 2298065), (308, 2148840), (315, 2101088), (329, 2011680), (330, 2005584), (336, 1969770), (352, 1880235), (360, 1838452), (376, 1760220), (381, 1737120), (385, 1719072), (396, 1671320), (420, 1575816), (423, 1564640), (440, 1504188), (462, 1432560), (470, 1408176), (480, 1378839), (495, 1337056), (504, 1313180), (508, 1302840), (517, 1280160), (528, 1253490), (560, 1181862), (564, 1173480), (616, 1074420), (630, 1050544), (635, 1042272), (658, 1005840), (660, 1002792), (672, 984885), (693, 955040), (705, 938784), (720, 919226), (752, 880110), (762, 868560), (770, 859536), (792, 835660), (840, 787908), (846, 782320), (880, 752094), (889, 744480), (924, 716280), (940, 704088), (987, 670560), (990, 668528), (1008, 656590), (1016, 651420), (1034, 640080), (1056, 626745), (1120, 590931), (1128, 586740), (1143, 579040), (1155, 573024), (1232, 537210), (1260, 525272), (1270, 521136), (1316, 502920), (1320, 501396), (1386, 477520), (1397, 473760), (1410, 469392), (1440, 459613), (1504, 440055), (1524, 434280), (1540, 429768), (1551, 426720), (1584, 417830), (1645, 402336), (1680, 393954), (1692, 391160), (1760, 376047), (1778, 372240), (1848, 358140), (1880, 352044), (1905, 347424), (1974, 335280), (1980, 334264), (2016, 328295), (2032, 325710), (2068, 320040), (2115, 312928), (2256, 293370), (2286, 289520), (2310, 286512), (2464, 268605), (2520, 262636), (2540, 260568), (2585, 256032), (2632, 251460), (2640, 250698), (2667, 248160), (2772, 238760), (2794, 236880), (2820, 234696), (2961, 223520), (3048, 217140), (3080, 214884), (3102, 213360), (3168, 208915), (3290, 201168), (3360, 196977), (3384, 195580), (3465, 191008), (3556, 186120), (3619, 182880), (3696, 179070), (3760, 176022), (3810, 173712), (3948, 167640), (3960, 167132), (4064, 162855), (4136, 160020), (4191, 157920), (4230, 156464), (4445, 148896), (4512, 146685), (4572, 144760), (4620, 143256), (4653, 142240), (4935, 134112), (5040, 131318), (5080, 130284), (5170, 128016), (5264, 125730), (5280, 125349), (5334, 124080), (5544, 119380), (5588, 118440), (5640, 117348), (5715, 115808), (5922, 111760), (5969, 110880), (6096, 108570), (6160, 107442), (6204, 106680), (6580, 100584), (6768, 97790), (6930, 95504), (6985, 94752), (7112, 93060), (7238, 91440), (7392, 89535), (7520, 88011), (7620, 86856), (7755, 85344), (7896, 83820), (7920, 83566), (8001, 82720), (8272, 80010), (8382, 78960), (8460, 78232), (8890, 74448), (9144, 72380), (9240, 71628), (9306, 71120), (9779, 67680), (9870, 67056), (10080, 65659), (10160, 65142), (10340, 64008), (10528, 62865), (10668, 62040), (10857, 60960), (11088, 59690), (11176, 59220), (11280, 58674), (11430, 57904), (11844, 55880), (11938, 55440), (12192, 54285), (12320, 53721), (12408, 53340), (12573, 52640), (13160, 50292), (13335, 49632), (13536, 48895), (13860, 47752), (13970, 47376), (14224, 46530), (14476, 45720), (14805, 44704), (15240, 43428), (15510, 42672), (15792, 41910), (15840, 41783), (16002, 41360), (16544, 40005), (16764, 39480), (16920, 39116), (17780, 37224), (17907, 36960), (18095, 36576), (18288, 36190), (18480, 35814), (18612, 35560), (19558, 33840), (19740, 33528), (20320, 32571), (20680, 32004), (20955, 31584), (21336, 31020), (21714, 30480), (22176, 29845), (22352, 29610), (22560, 29337), (22860, 28952), (23265, 28448), (23688, 27940), (23876, 27720), (24816, 26670), (25146, 26320)]