20508289920

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{187393}}^1$

素因数の和:187437

約数の個数: 192

約数和(自身を含む): 74545333200

約数和(自身を除く): 54037043280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 128, 144, 152, 160, 171, 180, 190, 192, 228, 240, 285, 288, 304, 320, 342, 360, 380, 384, 456, 480, 570, 576, 608, 640, 684, 720, 760, 855, 912, 960, 1140, 1152, 1216, 1368, 1440, 1520, 1710, 1824, 1920, 2280, 2432, 2736, 2880, 3040, 3420, 3648, 4560, 5472, 5760, 6080, 6840, 7296, 9120, 10944, 12160, 13680, 18240, 21888, 27360, 36480, 54720, 109440, 187393, 374786, 562179, 749572, 936965, 1124358, 1499144, 1686537, 1873930, 2248716, 2810895, 2998288, 3373074, 3560467, 3747860, 4497432, 5621790, 5996576, 6746148, 7120934, 7495720, 8432685, 8994864, 10681401, 11243580, 11993152, 13492296, 14241868, 14991440, 16865370, 17802335, 17989728, 21362802, 22487160, 23986304, 26984592, 28483736, 29982880, 32044203, 33730740, 35604670, 35979456, 42725604, 44974320, 53407005, 53969184, 56967472, 59965760, 64088406, 67461480, 71209340, 71958912, 85451208, 89948640, 106814010, 107938368, 113934944, 119931520, 128176812, 134922960, 142418680, 160221015, 170902416, 179897280, 213628020, 215876736, 227869888, 256353624, 269845920, 284837360, 320442030, 341804832, 359794560, 427256040, 455739776, 512707248, 539691840, 569674720, 640884060, 683609664, 854512080, 1025414496, 1079383680, 1139349440, 1281768120, 1367219328, 1709024160, 2050828992, 2278698880, 2563536240, 3418048320, 4101657984, 5127072480, 6836096640, 10254144960, 20508289920]

約数ペア:

[(1, 20508289920), (2, 10254144960), (3, 6836096640), (4, 5127072480), (5, 4101657984), (6, 3418048320), (8, 2563536240), (9, 2278698880), (10, 2050828992), (12, 1709024160), (15, 1367219328), (16, 1281768120), (18, 1139349440), (19, 1079383680), (20, 1025414496), (24, 854512080), (30, 683609664), (32, 640884060), (36, 569674720), (38, 539691840), (40, 512707248), (45, 455739776), (48, 427256040), (57, 359794560), (60, 341804832), (64, 320442030), (72, 284837360), (76, 269845920), (80, 256353624), (90, 227869888), (95, 215876736), (96, 213628020), (114, 179897280), (120, 170902416), (128, 160221015), (144, 142418680), (152, 134922960), (160, 128176812), (171, 119931520), (180, 113934944), (190, 107938368), (192, 106814010), (228, 89948640), (240, 85451208), (285, 71958912), (288, 71209340), (304, 67461480), (320, 64088406), (342, 59965760), (360, 56967472), (380, 53969184), (384, 53407005), (456, 44974320), (480, 42725604), (570, 35979456), (576, 35604670), (608, 33730740), (640, 32044203), (684, 29982880), (720, 28483736), (760, 26984592), (855, 23986304), (912, 22487160), (960, 21362802), (1140, 17989728), (1152, 17802335), (1216, 16865370), (1368, 14991440), (1440, 14241868), (1520, 13492296), (1710, 11993152), (1824, 11243580), (1920, 10681401), (2280, 8994864), (2432, 8432685), (2736, 7495720), (2880, 7120934), (3040, 6746148), (3420, 5996576), (3648, 5621790), (4560, 4497432), (5472, 3747860), (5760, 3560467), (6080, 3373074), (6840, 2998288), (7296, 2810895), (9120, 2248716), (10944, 1873930), (12160, 1686537), (13680, 1499144), (18240, 1124358), (21888, 936965), (27360, 749572), (36480, 562179), (54720, 374786), (109440, 187393)]