87873840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{127}}^1$

素因数の和:208

約数の個数: 180

約数和(自身を含む): 307337472

約数和(自身を除く): 219463632

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 127, 144, 155, 180, 186, 240, 248, 254, 279, 310, 360, 372, 381, 465, 496, 508, 558, 620, 635, 720, 744, 762, 930, 961, 1016, 1116, 1143, 1240, 1270, 1395, 1488, 1524, 1860, 1905, 1922, 2032, 2232, 2286, 2480, 2540, 2790, 2883, 3048, 3720, 3810, 3844, 3937, 4464, 4572, 4805, 5080, 5580, 5715, 5766, 6096, 7440, 7620, 7688, 7874, 8649, 9144, 9610, 10160, 11160, 11430, 11532, 11811, 14415, 15240, 15376, 15748, 17298, 18288, 19220, 19685, 22320, 22860, 23064, 23622, 28830, 30480, 31496, 34596, 35433, 38440, 39370, 43245, 45720, 46128, 47244, 57660, 59055, 62992, 69192, 70866, 76880, 78740, 86490, 91440, 94488, 115320, 118110, 122047, 138384, 141732, 157480, 172980, 177165, 188976, 230640, 236220, 244094, 283464, 314960, 345960, 354330, 366141, 472440, 488188, 566928, 610235, 691920, 708660, 732282, 944880, 976376, 1098423, 1220470, 1417320, 1464564, 1830705, 1952752, 2196846, 2440940, 2834640, 2929128, 3661410, 4393692, 4881880, 5492115, 5858256, 7322820, 8787384, 9763760, 10984230, 14645640, 17574768, 21968460, 29291280, 43936920, 87873840]

約数ペア:

[(1, 87873840), (2, 43936920), (3, 29291280), (4, 21968460), (5, 17574768), (6, 14645640), (8, 10984230), (9, 9763760), (10, 8787384), (12, 7322820), (15, 5858256), (16, 5492115), (18, 4881880), (20, 4393692), (24, 3661410), (30, 2929128), (31, 2834640), (36, 2440940), (40, 2196846), (45, 1952752), (48, 1830705), (60, 1464564), (62, 1417320), (72, 1220470), (80, 1098423), (90, 976376), (93, 944880), (120, 732282), (124, 708660), (127, 691920), (144, 610235), (155, 566928), (180, 488188), (186, 472440), (240, 366141), (248, 354330), (254, 345960), (279, 314960), (310, 283464), (360, 244094), (372, 236220), (381, 230640), (465, 188976), (496, 177165), (508, 172980), (558, 157480), (620, 141732), (635, 138384), (720, 122047), (744, 118110), (762, 115320), (930, 94488), (961, 91440), (1016, 86490), (1116, 78740), (1143, 76880), (1240, 70866), (1270, 69192), (1395, 62992), (1488, 59055), (1524, 57660), (1860, 47244), (1905, 46128), (1922, 45720), (2032, 43245), (2232, 39370), (2286, 38440), (2480, 35433), (2540, 34596), (2790, 31496), (2883, 30480), (3048, 28830), (3720, 23622), (3810, 23064), (3844, 22860), (3937, 22320), (4464, 19685), (4572, 19220), (4805, 18288), (5080, 17298), (5580, 15748), (5715, 15376), (5766, 15240), (6096, 14415), (7440, 11811), (7620, 11532), (7688, 11430), (7874, 11160), (8649, 10160), (9144, 9610)]