211157280

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{5431}}^1$

素因数の和:5461

約数の個数: 144

約数和(自身を含む): 747399744

約数和(自身を除く): 536242464

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, 810, 864, 972, 1080, 1215, 1296, 1440, 1620, 1944, 2160, 2430, 2592, 3240, 3888, 4320, 4860, 5431, 6480, 7776, 9720, 10862, 12960, 16293, 19440, 21724, 27155, 32586, 38880, 43448, 48879, 54310, 65172, 81465, 86896, 97758, 108620, 130344, 146637, 162930, 173792, 195516, 217240, 244395, 260688, 293274, 325860, 391032, 434480, 439911, 488790, 521376, 586548, 651720, 733185, 782064, 868960, 879822, 977580, 1173096, 1303440, 1319733, 1466370, 1564128, 1759644, 1955160, 2199555, 2346192, 2606880, 2639466, 2932740, 3519288, 3910320, 4399110, 4692384, 5278932, 5865480, 6598665, 7038576, 7820640, 8798220, 10557864, 11730960, 13197330, 14077152, 17596440, 21115728, 23461920, 26394660, 35192880, 42231456, 52789320, 70385760, 105578640, 211157280]

約数ペア:

[(1, 211157280), (2, 105578640), (3, 70385760), (4, 52789320), (5, 42231456), (6, 35192880), (8, 26394660), (9, 23461920), (10, 21115728), (12, 17596440), (15, 14077152), (16, 13197330), (18, 11730960), (20, 10557864), (24, 8798220), (27, 7820640), (30, 7038576), (32, 6598665), (36, 5865480), (40, 5278932), (45, 4692384), (48, 4399110), (54, 3910320), (60, 3519288), (72, 2932740), (80, 2639466), (81, 2606880), (90, 2346192), (96, 2199555), (108, 1955160), (120, 1759644), (135, 1564128), (144, 1466370), (160, 1319733), (162, 1303440), (180, 1173096), (216, 977580), (240, 879822), (243, 868960), (270, 782064), (288, 733185), (324, 651720), (360, 586548), (405, 521376), (432, 488790), (480, 439911), (486, 434480), (540, 391032), (648, 325860), (720, 293274), (810, 260688), (864, 244395), (972, 217240), (1080, 195516), (1215, 173792), (1296, 162930), (1440, 146637), (1620, 130344), (1944, 108620), (2160, 97758), (2430, 86896), (2592, 81465), (3240, 65172), (3888, 54310), (4320, 48879), (4860, 43448), (5431, 38880), (6480, 32586), (7776, 27155), (9720, 21724), (10862, 19440), (12960, 16293)]