1278385920

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:308

約数の個数: 432

約数和(自身を含む): 5142638592

約数和(自身を除く): 3864252672

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 83, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 166, 168, 180, 191, 192, 210, 224, 240, 249, 252, 256, 280, 288, 315, 320, 332, 336, 360, 382, 384, 415, 420, 448, 480, 498, 504, 560, 573, 576, 581, 630, 640, 664, 672, 720, 747, 764, 768, 830, 840, 896, 955, 960, 996, 1008, 1120, 1146, 1152, 1162, 1245, 1260, 1280, 1328, 1337, 1344, 1440, 1494, 1528, 1660, 1680, 1719, 1743, 1792, 1910, 1920, 1992, 2016, 2240, 2292, 2304, 2324, 2490, 2520, 2656, 2674, 2688, 2865, 2880, 2905, 2988, 3056, 3320, 3360, 3438, 3486, 3735, 3820, 3840, 3984, 4011, 4032, 4480, 4584, 4648, 4980, 5040, 5229, 5312, 5348, 5376, 5730, 5760, 5810, 5976, 6112, 6640, 6685, 6720, 6876, 6972, 7470, 7640, 7968, 8022, 8064, 8595, 8715, 8960, 9168, 9296, 9960, 10080, 10458, 10624, 10696, 11460, 11520, 11620, 11952, 12033, 12224, 13280, 13370, 13440, 13752, 13944, 14940, 15280, 15853, 15936, 16044, 16128, 17190, 17430, 18336, 18592, 19920, 20055, 20160, 20916, 21248, 21392, 22920, 23240, 23904, 24066, 24448, 26145, 26560, 26740, 26880, 27504, 27888, 29880, 30560, 31706, 31872, 32088, 34380, 34860, 36672, 37184, 39840, 40110, 40320, 41832, 42784, 45840, 46480, 47559, 47808, 48132, 48896, 52290, 53120, 53480, 55008, 55776, 59760, 60165, 61120, 63412, 63744, 64176, 68760, 69720, 73344, 74368, 79265, 79680, 80220, 80640, 83664, 85568, 91680, 92960, 95118, 95616, 96264, 104580, 106240, 106960, 110016, 110971, 111552, 119520, 120330, 122240, 126824, 128352, 137520, 139440, 142677, 146688, 148736, 158530, 159360, 160440, 167328, 171136, 183360, 185920, 190236, 191232, 192528, 209160, 213920, 220032, 221942, 223104, 237795, 239040, 240660, 244480, 253648, 256704, 275040, 278880, 285354, 317060, 318720, 320880, 332913, 334656, 342272, 366720, 371840, 380472, 385056, 418320, 427840, 440064, 443884, 446208, 475590, 478080, 481320, 507296, 513408, 550080, 554855, 557760, 570708, 634120, 641760, 665826, 669312, 713385, 733440, 743680, 760944, 770112, 836640, 855680, 887768, 951180, 956160, 962640, 998739, 1014592, 1026816, 1100160, 1109710, 1115520, 1141416, 1268240, 1283520, 1331652, 1338624, 1426770, 1521888, 1540224, 1664565, 1673280, 1711360, 1775536, 1902360, 1925280, 1997478, 2029184, 2200320, 2219420, 2231040, 2282832, 2536480, 2567040, 2663304, 2853540, 3043776, 3080448, 3329130, 3346560, 3551072, 3804720, 3850560, 3994956, 4058368, 4438840, 4565664, 4993695, 5072960, 5134080, 5326608, 5707080, 6087552, 6658260, 6693120, 7102144, 7609440, 7701120, 7989912, 8877680, 9131328, 9987390, 10145920, 10653216, 11414160, 12175104, 13316520, 14204288, 15218880, 15402240, 15979824, 17755360, 18262656, 19974780, 20291840, 21306432, 22828320, 26633040, 28408576, 30437760, 31959648, 35510720, 36525312, 39949560, 42612864, 45656640, 53266080, 60875520, 63919296, 71021440, 79899120, 85225728, 91313280, 106532160, 127838592, 142042880, 159798240, 182626560, 213064320, 255677184, 319596480, 426128640, 639192960, 1278385920]

約数ペア:

[(1, 1278385920), (2, 639192960), (3, 426128640), (4, 319596480), (5, 255677184), (6, 213064320), (7, 182626560), (8, 159798240), (9, 142042880), (10, 127838592), (12, 106532160), (14, 91313280), (15, 85225728), (16, 79899120), (18, 71021440), (20, 63919296), (21, 60875520), (24, 53266080), (28, 45656640), (30, 42612864), (32, 39949560), (35, 36525312), (36, 35510720), (40, 31959648), (42, 30437760), (45, 28408576), (48, 26633040), (56, 22828320), (60, 21306432), (63, 20291840), (64, 19974780), (70, 18262656), (72, 17755360), (80, 15979824), (83, 15402240), (84, 15218880), (90, 14204288), (96, 13316520), (105, 12175104), (112, 11414160), (120, 10653216), (126, 10145920), (128, 9987390), (140, 9131328), (144, 8877680), (160, 7989912), (166, 7701120), (168, 7609440), (180, 7102144), (191, 6693120), (192, 6658260), (210, 6087552), (224, 5707080), (240, 5326608), (249, 5134080), (252, 5072960), (256, 4993695), (280, 4565664), (288, 4438840), (315, 4058368), (320, 3994956), (332, 3850560), (336, 3804720), (360, 3551072), (382, 3346560), (384, 3329130), (415, 3080448), (420, 3043776), (448, 2853540), (480, 2663304), (498, 2567040), (504, 2536480), (560, 2282832), (573, 2231040), (576, 2219420), (581, 2200320), (630, 2029184), (640, 1997478), (664, 1925280), (672, 1902360), (720, 1775536), (747, 1711360), (764, 1673280), (768, 1664565), (830, 1540224), (840, 1521888), (896, 1426770), (955, 1338624), (960, 1331652), (996, 1283520), (1008, 1268240), (1120, 1141416), (1146, 1115520), (1152, 1109710), (1162, 1100160), (1245, 1026816), (1260, 1014592), (1280, 998739), (1328, 962640), (1337, 956160), (1344, 951180), (1440, 887768), (1494, 855680), (1528, 836640), (1660, 770112), (1680, 760944), (1719, 743680), (1743, 733440), (1792, 713385), (1910, 669312), (1920, 665826), (1992, 641760), (2016, 634120), (2240, 570708), (2292, 557760), (2304, 554855), (2324, 550080), (2490, 513408), (2520, 507296), (2656, 481320), (2674, 478080), (2688, 475590), (2865, 446208), (2880, 443884), (2905, 440064), (2988, 427840), (3056, 418320), (3320, 385056), (3360, 380472), (3438, 371840), (3486, 366720), (3735, 342272), (3820, 334656), (3840, 332913), (3984, 320880), (4011, 318720), (4032, 317060), (4480, 285354), (4584, 278880), (4648, 275040), (4980, 256704), (5040, 253648), (5229, 244480), (5312, 240660), (5348, 239040), (5376, 237795), (5730, 223104), (5760, 221942), (5810, 220032), (5976, 213920), (6112, 209160), (6640, 192528), (6685, 191232), (6720, 190236), (6876, 185920), (6972, 183360), (7470, 171136), (7640, 167328), (7968, 160440), (8022, 159360), (8064, 158530), (8595, 148736), (8715, 146688), (8960, 142677), (9168, 139440), (9296, 137520), (9960, 128352), (10080, 126824), (10458, 122240), (10624, 120330), (10696, 119520), (11460, 111552), (11520, 110971), (11620, 110016), (11952, 106960), (12033, 106240), (12224, 104580), (13280, 96264), (13370, 95616), (13440, 95118), (13752, 92960), (13944, 91680), (14940, 85568), (15280, 83664), (15853, 80640), (15936, 80220), (16044, 79680), (16128, 79265), (17190, 74368), (17430, 73344), (18336, 69720), (18592, 68760), (19920, 64176), (20055, 63744), (20160, 63412), (20916, 61120), (21248, 60165), (21392, 59760), (22920, 55776), (23240, 55008), (23904, 53480), (24066, 53120), (24448, 52290), (26145, 48896), (26560, 48132), (26740, 47808), (26880, 47559), (27504, 46480), (27888, 45840), (29880, 42784), (30560, 41832), (31706, 40320), (31872, 40110), (32088, 39840), (34380, 37184), (34860, 36672)]