870387840

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{21587}}^1$

素因数の和:21619

約数の個数: 192

約数和(自身を含む): 3435082560

約数和(自身を除く): 2564694720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1680, 1920, 2016, 2240, 2520, 2688, 2880, 3360, 4032, 4480, 5040, 5760, 6720, 8064, 10080, 13440, 20160, 21587, 40320, 43174, 64761, 86348, 107935, 129522, 151109, 172696, 194283, 215870, 259044, 302218, 323805, 345392, 388566, 431740, 453327, 518088, 604436, 647610, 690784, 755545, 777132, 863480, 906654, 971415, 1036176, 1208872, 1295220, 1359981, 1381568, 1511090, 1554264, 1726960, 1813308, 1942830, 2072352, 2266635, 2417744, 2590440, 2719962, 2763136, 3022180, 3108528, 3453920, 3626616, 3885660, 4144704, 4533270, 4835488, 5180880, 5439924, 6044360, 6217056, 6799905, 6907840, 7253232, 7771320, 8289408, 9066540, 9670976, 10361760, 10879848, 12088720, 12434112, 13599810, 13815680, 14506464, 15542640, 18133080, 19341952, 20723520, 21759696, 24177440, 24868224, 27199620, 29012928, 31085280, 36266160, 41447040, 43519392, 48354880, 54399240, 58025856, 62170560, 72532320, 87038784, 96709760, 108798480, 124341120, 145064640, 174077568, 217596960, 290129280, 435193920, 870387840]

約数ペア:

[(1, 870387840), (2, 435193920), (3, 290129280), (4, 217596960), (5, 174077568), (6, 145064640), (7, 124341120), (8, 108798480), (9, 96709760), (10, 87038784), (12, 72532320), (14, 62170560), (15, 58025856), (16, 54399240), (18, 48354880), (20, 43519392), (21, 41447040), (24, 36266160), (28, 31085280), (30, 29012928), (32, 27199620), (35, 24868224), (36, 24177440), (40, 21759696), (42, 20723520), (45, 19341952), (48, 18133080), (56, 15542640), (60, 14506464), (63, 13815680), (64, 13599810), (70, 12434112), (72, 12088720), (80, 10879848), (84, 10361760), (90, 9670976), (96, 9066540), (105, 8289408), (112, 7771320), (120, 7253232), (126, 6907840), (128, 6799905), (140, 6217056), (144, 6044360), (160, 5439924), (168, 5180880), (180, 4835488), (192, 4533270), (210, 4144704), (224, 3885660), (240, 3626616), (252, 3453920), (280, 3108528), (288, 3022180), (315, 2763136), (320, 2719962), (336, 2590440), (360, 2417744), (384, 2266635), (420, 2072352), (448, 1942830), (480, 1813308), (504, 1726960), (560, 1554264), (576, 1511090), (630, 1381568), (640, 1359981), (672, 1295220), (720, 1208872), (840, 1036176), (896, 971415), (960, 906654), (1008, 863480), (1120, 777132), (1152, 755545), (1260, 690784), (1344, 647610), (1440, 604436), (1680, 518088), (1920, 453327), (2016, 431740), (2240, 388566), (2520, 345392), (2688, 323805), (2880, 302218), (3360, 259044), (4032, 215870), (4480, 194283), (5040, 172696), (5760, 151109), (6720, 129522), (8064, 107935), (10080, 86348), (13440, 64761), (20160, 43174), (21587, 40320)]