28637367.000000000

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{54503}}^1$

素因数の和:54525

約数の個数: 80

約数和(自身を含む): 405509760

約数和(自身を除く): 287783280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 54503, 109006, 163509, 218012, 272515, 327018, 436024, 490527, 545030, 654036, 817545, 872048, 981054, 1090060, 1308072, 1471581, 1635090, 1962108, 2180120, 2452635, 2616144, 2943162, 3270180, 3924216, 4360240, 4905270, 5886324, 6540360, 7357905, 7848432, 9810540, 11772648, 13080720, 14715810, 19621080, 23545296, 29431620, 39242160, 58863240, 117726480]

約数ペア:

[(1, 117726480), (2, 58863240), (3, 39242160), (4, 29431620), (5, 23545296), (6, 19621080), (8, 14715810), (9, 13080720), (10, 11772648), (12, 9810540), (15, 7848432), (16, 7357905), (18, 6540360), (20, 5886324), (24, 4905270), (27, 4360240), (30, 3924216), (36, 3270180), (40, 2943162), (45, 2616144), (48, 2452635), (54, 2180120), (60, 1962108), (72, 1635090), (80, 1471581), (90, 1308072), (108, 1090060), (120, 981054), (135, 872048), (144, 817545), (180, 654036), (216, 545030), (240, 490527), (270, 436024), (360, 327018), (432, 272515), (540, 218012), (720, 163509), (1080, 109006), (2160, 54503)]