20181462840

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{728047}}^1$

素因数の和:728082

約数の個数: 192

約数和(自身を含む): 81774351360

約数和(自身を除く): 61592888520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 99, 105, 110, 120, 126, 132, 140, 154, 165, 168, 180, 198, 210, 220, 231, 252, 264, 280, 308, 315, 330, 360, 385, 396, 420, 440, 462, 495, 504, 616, 630, 660, 693, 770, 792, 840, 924, 990, 1155, 1260, 1320, 1386, 1540, 1848, 1980, 2310, 2520, 2772, 3080, 3465, 3960, 4620, 5544, 6930, 9240, 13860, 27720, 728047, 1456094, 2184141, 2912188, 3640235, 4368282, 5096329, 5824376, 6552423, 7280470, 8008517, 8736564, 10192658, 10920705, 13104846, 14560940, 15288987, 16017034, 17473128, 20385316, 21841410, 24025551, 25481645, 26209692, 29121880, 30577974, 32034068, 32762115, 40042585, 40770632, 43682820, 45866961, 48051102, 50963290, 52419384, 56059619, 61155948, 64068136, 65524230, 72076653, 76444935, 80085170, 87365640, 91733922, 96102204, 101926580, 112119238, 120127755, 122311896, 131048460, 144153306, 152889870, 160170340, 168178857, 183467844, 192204408, 203853160, 224238476, 229334805, 240255510, 262096920, 280298095, 288306612, 305779740, 320340680, 336357714, 360383265, 366935688, 448476952, 458669610, 480511020, 504536571, 560596190, 576613224, 611559480, 672715428, 720766530, 840894285, 917339220, 961022040, 1009073142, 1121192380, 1345430856, 1441533060, 1681788570, 1834678440, 2018146284, 2242384760, 2522682855, 2883066120, 3363577140, 4036292568, 5045365710, 6727154280, 10090731420, 20181462840]

約数ペア:

[(1, 20181462840), (2, 10090731420), (3, 6727154280), (4, 5045365710), (5, 4036292568), (6, 3363577140), (7, 2883066120), (8, 2522682855), (9, 2242384760), (10, 2018146284), (11, 1834678440), (12, 1681788570), (14, 1441533060), (15, 1345430856), (18, 1121192380), (20, 1009073142), (21, 961022040), (22, 917339220), (24, 840894285), (28, 720766530), (30, 672715428), (33, 611559480), (35, 576613224), (36, 560596190), (40, 504536571), (42, 480511020), (44, 458669610), (45, 448476952), (55, 366935688), (56, 360383265), (60, 336357714), (63, 320340680), (66, 305779740), (70, 288306612), (72, 280298095), (77, 262096920), (84, 240255510), (88, 229334805), (90, 224238476), (99, 203853160), (105, 192204408), (110, 183467844), (120, 168178857), (126, 160170340), (132, 152889870), (140, 144153306), (154, 131048460), (165, 122311896), (168, 120127755), (180, 112119238), (198, 101926580), (210, 96102204), (220, 91733922), (231, 87365640), (252, 80085170), (264, 76444935), (280, 72076653), (308, 65524230), (315, 64068136), (330, 61155948), (360, 56059619), (385, 52419384), (396, 50963290), (420, 48051102), (440, 45866961), (462, 43682820), (495, 40770632), (504, 40042585), (616, 32762115), (630, 32034068), (660, 30577974), (693, 29121880), (770, 26209692), (792, 25481645), (840, 24025551), (924, 21841410), (990, 20385316), (1155, 17473128), (1260, 16017034), (1320, 15288987), (1386, 14560940), (1540, 13104846), (1848, 10920705), (1980, 10192658), (2310, 8736564), (2520, 8008517), (2772, 7280470), (3080, 6552423), (3465, 5824376), (3960, 5096329), (4620, 4368282), (5544, 3640235), (6930, 2912188), (9240, 2184141), (13860, 1456094), (27720, 728047)]