213204960

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{16451}}^1$

素因数の和:16478

約数の個数: 120

約数和(自身を含む): 752481576

約数和(自身を除く): 539276616

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, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 12960, 16451, 32902, 49353, 65804, 82255, 98706, 131608, 148059, 164510, 197412, 246765, 263216, 296118, 329020, 394824, 444177, 493530, 526432, 592236, 658040, 740295, 789648, 888354, 987060, 1184472, 1316080, 1332531, 1480590, 1579296, 1776708, 1974120, 2220885, 2368944, 2632160, 2665062, 2961180, 3553416, 3948240, 4441770, 4737888, 5330124, 5922360, 6662655, 7106832, 7896480, 8883540, 10660248, 11844720, 13325310, 14213664, 17767080, 21320496, 23689440, 26650620, 35534160, 42640992, 53301240, 71068320, 106602480, 213204960]

約数ペア:

[(1, 213204960), (2, 106602480), (3, 71068320), (4, 53301240), (5, 42640992), (6, 35534160), (8, 26650620), (9, 23689440), (10, 21320496), (12, 17767080), (15, 14213664), (16, 13325310), (18, 11844720), (20, 10660248), (24, 8883540), (27, 7896480), (30, 7106832), (32, 6662655), (36, 5922360), (40, 5330124), (45, 4737888), (48, 4441770), (54, 3948240), (60, 3553416), (72, 2961180), (80, 2665062), (81, 2632160), (90, 2368944), (96, 2220885), (108, 1974120), (120, 1776708), (135, 1579296), (144, 1480590), (160, 1332531), (162, 1316080), (180, 1184472), (216, 987060), (240, 888354), (270, 789648), (288, 740295), (324, 658040), (360, 592236), (405, 526432), (432, 493530), (480, 444177), (540, 394824), (648, 329020), (720, 296118), (810, 263216), (864, 246765), (1080, 197412), (1296, 164510), (1440, 148059), (1620, 131608), (2160, 98706), (2592, 82255), (3240, 65804), (4320, 49353), (6480, 32902), (12960, 16451)]