20157051840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{313387}}^1$

素因数の和:313474

約数の個数: 112

約数和(自身を含む): 64954050432

約数和(自身を除く): 44796998592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 67, 80, 96, 120, 134, 160, 192, 201, 240, 268, 320, 335, 402, 480, 536, 670, 804, 960, 1005, 1072, 1340, 1608, 2010, 2144, 2680, 3216, 4020, 4288, 5360, 6432, 8040, 10720, 12864, 16080, 21440, 32160, 64320, 313387, 626774, 940161, 1253548, 1566935, 1880322, 2507096, 3133870, 3760644, 4700805, 5014192, 6267740, 7521288, 9401610, 10028384, 12535480, 15042576, 18803220, 20056768, 20996929, 25070960, 30085152, 37606440, 41993858, 50141920, 60170304, 62990787, 75212880, 83987716, 100283840, 104984645, 125981574, 150425760, 167975432, 209969290, 251963148, 300851520, 314953935, 335950864, 419938580, 503926296, 629907870, 671901728, 839877160, 1007852592, 1259815740, 1343803456, 1679754320, 2015705184, 2519631480, 3359508640, 4031410368, 5039262960, 6719017280, 10078525920, 20157051840]

約数ペア:

[(1, 20157051840), (2, 10078525920), (3, 6719017280), (4, 5039262960), (5, 4031410368), (6, 3359508640), (8, 2519631480), (10, 2015705184), (12, 1679754320), (15, 1343803456), (16, 1259815740), (20, 1007852592), (24, 839877160), (30, 671901728), (32, 629907870), (40, 503926296), (48, 419938580), (60, 335950864), (64, 314953935), (67, 300851520), (80, 251963148), (96, 209969290), (120, 167975432), (134, 150425760), (160, 125981574), (192, 104984645), (201, 100283840), (240, 83987716), (268, 75212880), (320, 62990787), (335, 60170304), (402, 50141920), (480, 41993858), (536, 37606440), (670, 30085152), (804, 25070960), (960, 20996929), (1005, 20056768), (1072, 18803220), (1340, 15042576), (1608, 12535480), (2010, 10028384), (2144, 9401610), (2680, 7521288), (3216, 6267740), (4020, 5014192), (4288, 4700805), (5360, 3760644), (6432, 3133870), (8040, 2507096), (10720, 1880322), (12864, 1566935), (16080, 1253548), (21440, 940161), (32160, 626774), (64320, 313387)]