20786064480

素因数分解:

$2^5\times 3^6\times 5^1\times {\mathrm{178207}}^1$

素因数の和:178240

約数の個数: 168

約数和(自身を含む): 73627348032

約数和(自身を除く): 52841283552

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 729, 810, 864, 972, 1080, 1215, 1296, 1440, 1458, 1620, 1944, 2160, 2430, 2592, 2916, 3240, 3645, 3888, 4320, 4860, 5832, 6480, 7290, 7776, 9720, 11664, 12960, 14580, 19440, 23328, 29160, 38880, 58320, 116640, 178207, 356414, 534621, 712828, 891035, 1069242, 1425656, 1603863, 1782070, 2138484, 2673105, 2851312, 3207726, 3564140, 4276968, 4811589, 5346210, 5702624, 6415452, 7128280, 8019315, 8553936, 9623178, 10692420, 12830904, 14256560, 14434767, 16038630, 17107872, 19246356, 21384840, 24057945, 25661808, 28513120, 28869534, 32077260, 38492712, 42769680, 43304301, 48115890, 51323616, 57739068, 64154520, 72173835, 76985424, 85539360, 86608602, 96231780, 115478136, 128309040, 129912903, 144347670, 153970848, 173217204, 192463560, 216521505, 230956272, 256618080, 259825806, 288695340, 346434408, 384927120, 433043010, 461912544, 519651612, 577390680, 649564515, 692868816, 769854240, 866086020, 1039303224, 1154781360, 1299129030, 1385737632, 1732172040, 2078606448, 2309562720, 2598258060, 3464344080, 4157212896, 5196516120, 6928688160, 10393032240, 20786064480]

約数ペア:

[(1, 20786064480), (2, 10393032240), (3, 6928688160), (4, 5196516120), (5, 4157212896), (6, 3464344080), (8, 2598258060), (9, 2309562720), (10, 2078606448), (12, 1732172040), (15, 1385737632), (16, 1299129030), (18, 1154781360), (20, 1039303224), (24, 866086020), (27, 769854240), (30, 692868816), (32, 649564515), (36, 577390680), (40, 519651612), (45, 461912544), (48, 433043010), (54, 384927120), (60, 346434408), (72, 288695340), (80, 259825806), (81, 256618080), (90, 230956272), (96, 216521505), (108, 192463560), (120, 173217204), (135, 153970848), (144, 144347670), (160, 129912903), (162, 128309040), (180, 115478136), (216, 96231780), (240, 86608602), (243, 85539360), (270, 76985424), (288, 72173835), (324, 64154520), (360, 57739068), (405, 51323616), (432, 48115890), (480, 43304301), (486, 42769680), (540, 38492712), (648, 32077260), (720, 28869534), (729, 28513120), (810, 25661808), (864, 24057945), (972, 21384840), (1080, 19246356), (1215, 17107872), (1296, 16038630), (1440, 14434767), (1458, 14256560), (1620, 12830904), (1944, 10692420), (2160, 9623178), (2430, 8553936), (2592, 8019315), (2916, 7128280), (3240, 6415452), (3645, 5702624), (3888, 5346210), (4320, 4811589), (4860, 4276968), (5832, 3564140), (6480, 3207726), (7290, 2851312), (7776, 2673105), (9720, 2138484), (11664, 1782070), (12960, 1603863), (14580, 1425656), (19440, 1069242), (23328, 891035), (29160, 712828), (38880, 534621), (58320, 356414), (116640, 178207)]