989880215040

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1385921}}^1$

素因数の和:1385981

約数の個数: 240

約数和(自身を含む): 3538824322176

約数和(自身を除く): 2548944107136

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 256, 279, 288, 310, 320, 360, 372, 384, 465, 480, 496, 512, 558, 576, 620, 640, 720, 744, 768, 930, 960, 992, 1116, 1152, 1240, 1280, 1395, 1440, 1488, 1536, 1860, 1920, 1984, 2232, 2304, 2480, 2560, 2790, 2880, 2976, 3720, 3840, 3968, 4464, 4608, 4960, 5580, 5760, 5952, 7440, 7680, 7936, 8928, 9920, 11160, 11520, 11904, 14880, 15872, 17856, 19840, 22320, 23040, 23808, 29760, 35712, 39680, 44640, 47616, 59520, 71424, 79360, 89280, 119040, 142848, 178560, 238080, 357120, 714240, 1385921, 2771842, 4157763, 5543684, 6929605, 8315526, 11087368, 12473289, 13859210, 16631052, 20788815, 22174736, 24946578, 27718420, 33262104, 41577630, 42963551, 44349472, 49893156, 55436840, 62366445, 66524208, 83155260, 85927102, 88698944, 99786312, 110873680, 124732890, 128890653, 133048416, 166310520, 171854204, 177397888, 199572624, 214817755, 221747360, 249465780, 257781306, 266096832, 332621040, 343708408, 354795776, 386671959, 399145248, 429635510, 443494720, 498931560, 515562612, 532193664, 644453265, 665242080, 687416816, 709591552, 773343918, 798290496, 859271020, 886989440, 997863120, 1031125224, 1064387328, 1288906530, 1330484160, 1374833632, 1546687836, 1596580992, 1718542040, 1773978880, 1933359795, 1995726240, 2062250448, 2128774656, 2577813060, 2660968320, 2749667264, 3093375672, 3193161984, 3437084080, 3547957760, 3866719590, 3991452480, 4124500896, 5155626120, 5321936640, 5499334528, 6186751344, 6386323968, 6874168160, 7733439180, 7982904960, 8249001792, 10311252240, 10643873280, 10998669056, 12373502688, 13748336320, 15466878360, 15965809920, 16498003584, 20622504480, 21997338112, 24747005376, 27496672640, 30933756720, 31931619840, 32996007168, 41245008960, 49494010752, 54993345280, 61867513440, 65992014336, 82490017920, 98988021504, 109986690560, 123735026880, 164980035840, 197976043008, 247470053760, 329960071680, 494940107520, 989880215040]

約数ペア:

[(1, 989880215040), (2, 494940107520), (3, 329960071680), (4, 247470053760), (5, 197976043008), (6, 164980035840), (8, 123735026880), (9, 109986690560), (10, 98988021504), (12, 82490017920), (15, 65992014336), (16, 61867513440), (18, 54993345280), (20, 49494010752), (24, 41245008960), (30, 32996007168), (31, 31931619840), (32, 30933756720), (36, 27496672640), (40, 24747005376), (45, 21997338112), (48, 20622504480), (60, 16498003584), (62, 15965809920), (64, 15466878360), (72, 13748336320), (80, 12373502688), (90, 10998669056), (93, 10643873280), (96, 10311252240), (120, 8249001792), (124, 7982904960), (128, 7733439180), (144, 6874168160), (155, 6386323968), (160, 6186751344), (180, 5499334528), (186, 5321936640), (192, 5155626120), (240, 4124500896), (248, 3991452480), (256, 3866719590), (279, 3547957760), (288, 3437084080), (310, 3193161984), (320, 3093375672), (360, 2749667264), (372, 2660968320), (384, 2577813060), (465, 2128774656), (480, 2062250448), (496, 1995726240), (512, 1933359795), (558, 1773978880), (576, 1718542040), (620, 1596580992), (640, 1546687836), (720, 1374833632), (744, 1330484160), (768, 1288906530), (930, 1064387328), (960, 1031125224), (992, 997863120), (1116, 886989440), (1152, 859271020), (1240, 798290496), (1280, 773343918), (1395, 709591552), (1440, 687416816), (1488, 665242080), (1536, 644453265), (1860, 532193664), (1920, 515562612), (1984, 498931560), (2232, 443494720), (2304, 429635510), (2480, 399145248), (2560, 386671959), (2790, 354795776), (2880, 343708408), (2976, 332621040), (3720, 266096832), (3840, 257781306), (3968, 249465780), (4464, 221747360), (4608, 214817755), (4960, 199572624), (5580, 177397888), (5760, 171854204), (5952, 166310520), (7440, 133048416), (7680, 128890653), (7936, 124732890), (8928, 110873680), (9920, 99786312), (11160, 88698944), (11520, 85927102), (11904, 83155260), (14880, 66524208), (15872, 62366445), (17856, 55436840), (19840, 49893156), (22320, 44349472), (23040, 42963551), (23808, 41577630), (29760, 33262104), (35712, 27718420), (39680, 24946578), (44640, 22174736), (47616, 20788815), (59520, 16631052), (71424, 13859210), (79360, 12473289), (89280, 11087368), (119040, 8315526), (142848, 6929605), (178560, 5543684), (238080, 4157763), (357120, 2771842), (714240, 1385921)]