20742495360

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{1901}}^1\times {\mathrm{5683}}^1$

素因数の和:7606

約数の個数: 128

約数和(自身を含む): 66163124160

約数和(自身を除く): 45420628800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1901, 1920, 3802, 5683, 5703, 7604, 9505, 11366, 11406, 15208, 17049, 19010, 22732, 22812, 28415, 28515, 30416, 34098, 38020, 45464, 45624, 56830, 57030, 60832, 68196, 76040, 85245, 90928, 91248, 113660, 114060, 121664, 136392, 152080, 170490, 181856, 182496, 227320, 228120, 243328, 272784, 304160, 340980, 363712, 364992, 454640, 456240, 545568, 608320, 681960, 727424, 729984, 909280, 912480, 1091136, 1216640, 1363920, 1818560, 1824960, 2182272, 2727840, 3637120, 3649920, 5455680, 10803383, 10911360, 21606766, 32410149, 43213532, 54016915, 64820298, 86427064, 108033830, 129640596, 162050745, 172854128, 216067660, 259281192, 324101490, 345708256, 432135320, 518562384, 648202980, 691416512, 864270640, 1037124768, 1296405960, 1382833024, 1728541280, 2074249536, 2592811920, 3457082560, 4148499072, 5185623840, 6914165120, 10371247680, 20742495360]

約数ペア:

[(1, 20742495360), (2, 10371247680), (3, 6914165120), (4, 5185623840), (5, 4148499072), (6, 3457082560), (8, 2592811920), (10, 2074249536), (12, 1728541280), (15, 1382833024), (16, 1296405960), (20, 1037124768), (24, 864270640), (30, 691416512), (32, 648202980), (40, 518562384), (48, 432135320), (60, 345708256), (64, 324101490), (80, 259281192), (96, 216067660), (120, 172854128), (128, 162050745), (160, 129640596), (192, 108033830), (240, 86427064), (320, 64820298), (384, 54016915), (480, 43213532), (640, 32410149), (960, 21606766), (1901, 10911360), (1920, 10803383), (3802, 5455680), (5683, 3649920), (5703, 3637120), (7604, 2727840), (9505, 2182272), (11366, 1824960), (11406, 1818560), (15208, 1363920), (17049, 1216640), (19010, 1091136), (22732, 912480), (22812, 909280), (28415, 729984), (28515, 727424), (30416, 681960), (34098, 608320), (38020, 545568), (45464, 456240), (45624, 454640), (56830, 364992), (57030, 363712), (60832, 340980), (68196, 304160), (76040, 272784), (85245, 243328), (90928, 228120), (91248, 227320), (113660, 182496), (114060, 181856), (121664, 170490), (136392, 152080)]