21121058880

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{78857}}^1$

素因数の和:78914

約数の個数: 224

約数和(自身を含む): 76914938880

約数和(自身を除く): 55793880000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 320, 360, 372, 432, 465, 480, 496, 540, 558, 576, 620, 720, 744, 837, 864, 930, 960, 992, 1080, 1116, 1240, 1395, 1440, 1488, 1674, 1728, 1860, 1984, 2160, 2232, 2480, 2790, 2880, 2976, 3348, 3720, 4185, 4320, 4464, 4960, 5580, 5952, 6696, 7440, 8370, 8640, 8928, 9920, 11160, 13392, 14880, 16740, 17856, 22320, 26784, 29760, 33480, 44640, 53568, 66960, 78857, 89280, 133920, 157714, 236571, 267840, 315428, 394285, 473142, 630856, 709713, 788570, 946284, 1182855, 1261712, 1419426, 1577140, 1892568, 2129139, 2365710, 2444567, 2523424, 2838852, 3154280, 3548565, 3785136, 4258278, 4731420, 4889134, 5046848, 5677704, 6308560, 7097130, 7333701, 7570272, 8516556, 9462840, 9778268, 10645695, 11355408, 12222835, 12617120, 14194260, 14667402, 15140544, 17033112, 18925680, 19556536, 21291390, 22001103, 22710816, 24445670, 25234240, 28388520, 29334804, 34066224, 36668505, 37851360, 39113072, 42582780, 44002206, 45421632, 48891340, 56777040, 58669608, 66003309, 68132448, 73337010, 75702720, 78226144, 85165560, 88004412, 97782680, 110005515, 113554080, 117339216, 132006618, 136264896, 146674020, 156452288, 170331120, 176008824, 195565360, 220011030, 227108160, 234678432, 264013236, 293348040, 330016545, 340662240, 352017648, 391130720, 440022060, 469356864, 528026472, 586696080, 660033090, 681324480, 704035296, 782261440, 880044120, 1056052944, 1173392160, 1320066180, 1408070592, 1760088240, 2112105888, 2346784320, 2640132360, 3520176480, 4224211776, 5280264720, 7040352960, 10560529440, 21121058880]

約数ペア:

[(1, 21121058880), (2, 10560529440), (3, 7040352960), (4, 5280264720), (5, 4224211776), (6, 3520176480), (8, 2640132360), (9, 2346784320), (10, 2112105888), (12, 1760088240), (15, 1408070592), (16, 1320066180), (18, 1173392160), (20, 1056052944), (24, 880044120), (27, 782261440), (30, 704035296), (31, 681324480), (32, 660033090), (36, 586696080), (40, 528026472), (45, 469356864), (48, 440022060), (54, 391130720), (60, 352017648), (62, 340662240), (64, 330016545), (72, 293348040), (80, 264013236), (90, 234678432), (93, 227108160), (96, 220011030), (108, 195565360), (120, 176008824), (124, 170331120), (135, 156452288), (144, 146674020), (155, 136264896), (160, 132006618), (180, 117339216), (186, 113554080), (192, 110005515), (216, 97782680), (240, 88004412), (248, 85165560), (270, 78226144), (279, 75702720), (288, 73337010), (310, 68132448), (320, 66003309), (360, 58669608), (372, 56777040), (432, 48891340), (465, 45421632), (480, 44002206), (496, 42582780), (540, 39113072), (558, 37851360), (576, 36668505), (620, 34066224), (720, 29334804), (744, 28388520), (837, 25234240), (864, 24445670), (930, 22710816), (960, 22001103), (992, 21291390), (1080, 19556536), (1116, 18925680), (1240, 17033112), (1395, 15140544), (1440, 14667402), (1488, 14194260), (1674, 12617120), (1728, 12222835), (1860, 11355408), (1984, 10645695), (2160, 9778268), (2232, 9462840), (2480, 8516556), (2790, 7570272), (2880, 7333701), (2976, 7097130), (3348, 6308560), (3720, 5677704), (4185, 5046848), (4320, 4889134), (4464, 4731420), (4960, 4258278), (5580, 3785136), (5952, 3548565), (6696, 3154280), (7440, 2838852), (8370, 2523424), (8640, 2444567), (8928, 2365710), (9920, 2129139), (11160, 1892568), (13392, 1577140), (14880, 1419426), (16740, 1261712), (17856, 1182855), (22320, 946284), (26784, 788570), (29760, 709713), (33480, 630856), (44640, 473142), (53568, 394285), (66960, 315428), (78857, 267840), (89280, 236571), (133920, 157714)]