20538337536

素因数分解:

$2^8\times 3^3\times {\mathrm{139}}^1\times {\mathrm{21377}}^1$

素因数の和:21541

約数の個数: 144

約数和(自身を含む): 61175284800

約数和(自身を除く): 40636947264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 139, 144, 192, 216, 256, 278, 288, 384, 417, 432, 556, 576, 768, 834, 864, 1112, 1152, 1251, 1668, 1728, 2224, 2304, 2502, 3336, 3456, 3753, 4448, 5004, 6672, 6912, 7506, 8896, 10008, 13344, 15012, 17792, 20016, 21377, 26688, 30024, 35584, 40032, 42754, 53376, 60048, 64131, 80064, 85508, 106752, 120096, 128262, 160128, 171016, 192393, 240192, 256524, 320256, 342032, 384786, 480384, 513048, 577179, 684064, 769572, 960768, 1026096, 1154358, 1368128, 1539144, 2052192, 2308716, 2736256, 2971403, 3078288, 4104384, 4617432, 5472512, 5942806, 6156576, 8208768, 8914209, 9234864, 11885612, 12313152, 16417536, 17828418, 18469728, 23771224, 24626304, 26742627, 35656836, 36939456, 47542448, 49252608, 53485254, 71313672, 73878912, 80227881, 95084896, 106970508, 142627344, 147757824, 160455762, 190169792, 213941016, 285254688, 320911524, 380339584, 427882032, 570509376, 641823048, 760679168, 855764064, 1141018752, 1283646096, 1711528128, 2282037504, 2567292192, 3423056256, 5134584384, 6846112512, 10269168768, 20538337536]

約数ペア:

[(1, 20538337536), (2, 10269168768), (3, 6846112512), (4, 5134584384), (6, 3423056256), (8, 2567292192), (9, 2282037504), (12, 1711528128), (16, 1283646096), (18, 1141018752), (24, 855764064), (27, 760679168), (32, 641823048), (36, 570509376), (48, 427882032), (54, 380339584), (64, 320911524), (72, 285254688), (96, 213941016), (108, 190169792), (128, 160455762), (139, 147757824), (144, 142627344), (192, 106970508), (216, 95084896), (256, 80227881), (278, 73878912), (288, 71313672), (384, 53485254), (417, 49252608), (432, 47542448), (556, 36939456), (576, 35656836), (768, 26742627), (834, 24626304), (864, 23771224), (1112, 18469728), (1152, 17828418), (1251, 16417536), (1668, 12313152), (1728, 11885612), (2224, 9234864), (2304, 8914209), (2502, 8208768), (3336, 6156576), (3456, 5942806), (3753, 5472512), (4448, 4617432), (5004, 4104384), (6672, 3078288), (6912, 2971403), (7506, 2736256), (8896, 2308716), (10008, 2052192), (13344, 1539144), (15012, 1368128), (17792, 1154358), (20016, 1026096), (21377, 960768), (26688, 769572), (30024, 684064), (35584, 577179), (40032, 513048), (42754, 480384), (53376, 384786), (60048, 342032), (64131, 320256), (80064, 256524), (85508, 240192), (106752, 192393), (120096, 171016), (128262, 160128)]