1280473920

素因数分解:

$2^6\times 3^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{499}}^1$

素因数の和:545

約数の個数: 392

約数和(自身を含む): 4997196000

約数和(自身を除く): 3716722080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 64, 66, 72, 80, 81, 88, 90, 96, 99, 108, 110, 120, 132, 135, 144, 160, 162, 165, 176, 180, 192, 198, 216, 220, 240, 243, 264, 270, 288, 297, 320, 324, 330, 352, 360, 396, 405, 432, 440, 480, 486, 495, 499, 528, 540, 576, 594, 648, 660, 704, 720, 729, 792, 810, 864, 880, 891, 960, 972, 990, 998, 1056, 1080, 1188, 1215, 1296, 1320, 1440, 1458, 1485, 1497, 1584, 1620, 1728, 1760, 1782, 1944, 1980, 1996, 2112, 2160, 2376, 2430, 2495, 2592, 2640, 2673, 2880, 2916, 2970, 2994, 3168, 3240, 3520, 3564, 3645, 3888, 3960, 3992, 4320, 4455, 4491, 4752, 4860, 4990, 5184, 5280, 5346, 5489, 5832, 5940, 5988, 6336, 6480, 7128, 7290, 7485, 7776, 7920, 7984, 8019, 8640, 8910, 8982, 9504, 9720, 9980, 10560, 10692, 10978, 11664, 11880, 11976, 12960, 13365, 13473, 14256, 14580, 14970, 15552, 15840, 15968, 16038, 16467, 17820, 17964, 19008, 19440, 19960, 21384, 21956, 22455, 23328, 23760, 23952, 25920, 26730, 26946, 27445, 28512, 29160, 29940, 31680, 31936, 32076, 32934, 35640, 35928, 38880, 39920, 40095, 40419, 42768, 43912, 44910, 46656, 47520, 47904, 49401, 53460, 53892, 54890, 57024, 58320, 59880, 64152, 65868, 67365, 71280, 71856, 77760, 79840, 80190, 80838, 82335, 85536, 87824, 89820, 95040, 95808, 98802, 106920, 107784, 109780, 116640, 119760, 121257, 128304, 131736, 134730, 142560, 143712, 148203, 159680, 160380, 161676, 164670, 171072, 175648, 179640, 197604, 202095, 213840, 215568, 219560, 233280, 239520, 242514, 247005, 256608, 263472, 269460, 285120, 287424, 296406, 320760, 323352, 329340, 351296, 359280, 363771, 395208, 404190, 427680, 431136, 439120, 444609, 479040, 485028, 494010, 513216, 526944, 538920, 592812, 606285, 641520, 646704, 658680, 718560, 727542, 741015, 790416, 808380, 855360, 862272, 878240, 889218, 970056, 988020, 1053888, 1077840, 1185624, 1212570, 1283040, 1293408, 1317360, 1333827, 1437120, 1455084, 1482030, 1580832, 1616760, 1756480, 1778436, 1818855, 1940112, 1976040, 2155680, 2223045, 2371248, 2425140, 2566080, 2586816, 2634720, 2667654, 2910168, 2964060, 3161664, 3233520, 3556872, 3637710, 3880224, 3952080, 4001481, 4311360, 4446090, 4742496, 4850280, 5269440, 5335308, 5820336, 5928120, 6467040, 6669135, 7113744, 7275420, 7760448, 7904160, 8002962, 8892180, 9484992, 9700560, 10670616, 11640672, 11856240, 12934080, 13338270, 14227488, 14550840, 15808320, 16005924, 17784360, 19401120, 20007405, 21341232, 23281344, 23712480, 26676540, 28454976, 29101680, 32011848, 35568720, 38802240, 40014810, 42682464, 47424960, 53353080, 58203360, 64023696, 71137440, 80029620, 85364928, 106706160, 116406720, 128047392, 142274880, 160059240, 213412320, 256094784, 320118480, 426824640, 640236960, 1280473920]

約数ペア:

[(1, 1280473920), (2, 640236960), (3, 426824640), (4, 320118480), (5, 256094784), (6, 213412320), (8, 160059240), (9, 142274880), (10, 128047392), (11, 116406720), (12, 106706160), (15, 85364928), (16, 80029620), (18, 71137440), (20, 64023696), (22, 58203360), (24, 53353080), (27, 47424960), (30, 42682464), (32, 40014810), (33, 38802240), (36, 35568720), (40, 32011848), (44, 29101680), (45, 28454976), (48, 26676540), (54, 23712480), (55, 23281344), (60, 21341232), (64, 20007405), (66, 19401120), (72, 17784360), (80, 16005924), (81, 15808320), (88, 14550840), (90, 14227488), (96, 13338270), (99, 12934080), (108, 11856240), (110, 11640672), (120, 10670616), (132, 9700560), (135, 9484992), (144, 8892180), (160, 8002962), (162, 7904160), (165, 7760448), (176, 7275420), (180, 7113744), (192, 6669135), (198, 6467040), (216, 5928120), (220, 5820336), (240, 5335308), (243, 5269440), (264, 4850280), (270, 4742496), (288, 4446090), (297, 4311360), (320, 4001481), (324, 3952080), (330, 3880224), (352, 3637710), (360, 3556872), (396, 3233520), (405, 3161664), (432, 2964060), (440, 2910168), (480, 2667654), (486, 2634720), (495, 2586816), (499, 2566080), (528, 2425140), (540, 2371248), (576, 2223045), (594, 2155680), (648, 1976040), (660, 1940112), (704, 1818855), (720, 1778436), (729, 1756480), (792, 1616760), (810, 1580832), (864, 1482030), (880, 1455084), (891, 1437120), (960, 1333827), (972, 1317360), (990, 1293408), (998, 1283040), (1056, 1212570), (1080, 1185624), (1188, 1077840), (1215, 1053888), (1296, 988020), (1320, 970056), (1440, 889218), (1458, 878240), (1485, 862272), (1497, 855360), (1584, 808380), (1620, 790416), (1728, 741015), (1760, 727542), (1782, 718560), (1944, 658680), (1980, 646704), (1996, 641520), (2112, 606285), (2160, 592812), (2376, 538920), (2430, 526944), (2495, 513216), (2592, 494010), (2640, 485028), (2673, 479040), (2880, 444609), (2916, 439120), (2970, 431136), (2994, 427680), (3168, 404190), (3240, 395208), (3520, 363771), (3564, 359280), (3645, 351296), (3888, 329340), (3960, 323352), (3992, 320760), (4320, 296406), (4455, 287424), (4491, 285120), (4752, 269460), (4860, 263472), (4990, 256608), (5184, 247005), (5280, 242514), (5346, 239520), (5489, 233280), (5832, 219560), (5940, 215568), (5988, 213840), (6336, 202095), (6480, 197604), (7128, 179640), (7290, 175648), (7485, 171072), (7776, 164670), (7920, 161676), (7984, 160380), (8019, 159680), (8640, 148203), (8910, 143712), (8982, 142560), (9504, 134730), (9720, 131736), (9980, 128304), (10560, 121257), (10692, 119760), (10978, 116640), (11664, 109780), (11880, 107784), (11976, 106920), (12960, 98802), (13365, 95808), (13473, 95040), (14256, 89820), (14580, 87824), (14970, 85536), (15552, 82335), (15840, 80838), (15968, 80190), (16038, 79840), (16467, 77760), (17820, 71856), (17964, 71280), (19008, 67365), (19440, 65868), (19960, 64152), (21384, 59880), (21956, 58320), (22455, 57024), (23328, 54890), (23760, 53892), (23952, 53460), (25920, 49401), (26730, 47904), (26946, 47520), (27445, 46656), (28512, 44910), (29160, 43912), (29940, 42768), (31680, 40419), (31936, 40095), (32076, 39920), (32934, 38880), (35640, 35928)]