305421840

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{5237}}^1$

素因数の和:5268

約数の個数: 140

約数和(自身を含む): 1064874924

約数和(自身を除く): 759453084

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, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1620, 1944, 2160, 2430, 2916, 3240, 3645, 3888, 4860, 5237, 5832, 6480, 7290, 9720, 10474, 11664, 14580, 15711, 19440, 20948, 26185, 29160, 31422, 41896, 47133, 52370, 58320, 62844, 78555, 83792, 94266, 104740, 125688, 141399, 157110, 188532, 209480, 235665, 251376, 282798, 314220, 377064, 418960, 424197, 471330, 565596, 628440, 706995, 754128, 848394, 942660, 1131192, 1256880, 1272591, 1413990, 1696788, 1885320, 2120985, 2262384, 2545182, 2827980, 3393576, 3770640, 3817773, 4241970, 5090364, 5655960, 6362955, 6787152, 7635546, 8483940, 10180728, 11311920, 12725910, 15271092, 16967880, 19088865, 20361456, 25451820, 30542184, 33935760, 38177730, 50903640, 61084368, 76355460, 101807280, 152710920, 305421840]

約数ペア:

[(1, 305421840), (2, 152710920), (3, 101807280), (4, 76355460), (5, 61084368), (6, 50903640), (8, 38177730), (9, 33935760), (10, 30542184), (12, 25451820), (15, 20361456), (16, 19088865), (18, 16967880), (20, 15271092), (24, 12725910), (27, 11311920), (30, 10180728), (36, 8483940), (40, 7635546), (45, 6787152), (48, 6362955), (54, 5655960), (60, 5090364), (72, 4241970), (80, 3817773), (81, 3770640), (90, 3393576), (108, 2827980), (120, 2545182), (135, 2262384), (144, 2120985), (162, 1885320), (180, 1696788), (216, 1413990), (240, 1272591), (243, 1256880), (270, 1131192), (324, 942660), (360, 848394), (405, 754128), (432, 706995), (486, 628440), (540, 565596), (648, 471330), (720, 424197), (729, 418960), (810, 377064), (972, 314220), (1080, 282798), (1215, 251376), (1296, 235665), (1458, 209480), (1620, 188532), (1944, 157110), (2160, 141399), (2430, 125688), (2916, 104740), (3240, 94266), (3645, 83792), (3888, 78555), (4860, 62844), (5237, 58320), (5832, 52370), (6480, 47133), (7290, 41896), (9720, 31422), (10474, 29160), (11664, 26185), (14580, 20948), (15711, 19440)]