217596960

素因数分解:

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

素因数の和:21615

約数の個数: 144

約数和(自身を含む): 848667456

約数和(自身を除く): 631070496

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, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 21587, 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, 1511090, 1554264, 1726960, 1813308, 1942830, 2072352, 2266635, 2417744, 2590440, 2719962, 3022180, 3108528, 3453920, 3626616, 3885660, 4533270, 4835488, 5180880, 5439924, 6044360, 6217056, 6799905, 7253232, 7771320, 9066540, 10361760, 10879848, 12088720, 13599810, 14506464, 15542640, 18133080, 21759696, 24177440, 27199620, 31085280, 36266160, 43519392, 54399240, 72532320, 108798480, 217596960]

約数ペア:

[(1, 217596960), (2, 108798480), (3, 72532320), (4, 54399240), (5, 43519392), (6, 36266160), (7, 31085280), (8, 27199620), (9, 24177440), (10, 21759696), (12, 18133080), (14, 15542640), (15, 14506464), (16, 13599810), (18, 12088720), (20, 10879848), (21, 10361760), (24, 9066540), (28, 7771320), (30, 7253232), (32, 6799905), (35, 6217056), (36, 6044360), (40, 5439924), (42, 5180880), (45, 4835488), (48, 4533270), (56, 3885660), (60, 3626616), (63, 3453920), (70, 3108528), (72, 3022180), (80, 2719962), (84, 2590440), (90, 2417744), (96, 2266635), (105, 2072352), (112, 1942830), (120, 1813308), (126, 1726960), (140, 1554264), (144, 1511090), (160, 1359981), (168, 1295220), (180, 1208872), (210, 1036176), (224, 971415), (240, 906654), (252, 863480), (280, 777132), (288, 755545), (315, 690784), (336, 647610), (360, 604436), (420, 518088), (480, 453327), (504, 431740), (560, 388566), (630, 345392), (672, 323805), (720, 302218), (840, 259044), (1008, 215870), (1120, 194283), (1260, 172696), (1440, 151109), (1680, 129522), (2016, 107935), (2520, 86348), (3360, 64761), (5040, 43174), (10080, 21587)]