20154293280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1272367}}^1$

素因数の和:1272399

約数の個数: 144

約数和(自身を含む): 75028996224

約数和(自身を除く): 54874702944

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1980, 2640, 3168, 3960, 5280, 7920, 15840, 1272367, 2544734, 3817101, 5089468, 6361835, 7634202, 10178936, 11451303, 12723670, 13996037, 15268404, 19085505, 20357872, 22902606, 25447340, 27992074, 30536808, 38171010, 40715744, 41988111, 45805212, 50894680, 55984148, 57256515, 61073616, 69980185, 76342020, 83976222, 91610424, 101789360, 111968296, 114513030, 122147232, 125964333, 139960370, 152684040, 167952444, 183220848, 203578720, 209940555, 223936592, 229026060, 251928666, 279920740, 305368080, 335904888, 366441696, 419881110, 447873184, 458052120, 503857332, 559841480, 610736160, 629821665, 671809776, 839762220, 916104240, 1007714664, 1119682960, 1259643330, 1343619552, 1679524440, 1832208480, 2015429328, 2239365920, 2519286660, 3359048880, 4030858656, 5038573320, 6718097760, 10077146640, 20154293280]

約数ペア:

[(1, 20154293280), (2, 10077146640), (3, 6718097760), (4, 5038573320), (5, 4030858656), (6, 3359048880), (8, 2519286660), (9, 2239365920), (10, 2015429328), (11, 1832208480), (12, 1679524440), (15, 1343619552), (16, 1259643330), (18, 1119682960), (20, 1007714664), (22, 916104240), (24, 839762220), (30, 671809776), (32, 629821665), (33, 610736160), (36, 559841480), (40, 503857332), (44, 458052120), (45, 447873184), (48, 419881110), (55, 366441696), (60, 335904888), (66, 305368080), (72, 279920740), (80, 251928666), (88, 229026060), (90, 223936592), (96, 209940555), (99, 203578720), (110, 183220848), (120, 167952444), (132, 152684040), (144, 139960370), (160, 125964333), (165, 122147232), (176, 114513030), (180, 111968296), (198, 101789360), (220, 91610424), (240, 83976222), (264, 76342020), (288, 69980185), (330, 61073616), (352, 57256515), (360, 55984148), (396, 50894680), (440, 45805212), (480, 41988111), (495, 40715744), (528, 38171010), (660, 30536808), (720, 27992074), (792, 25447340), (880, 22902606), (990, 20357872), (1056, 19085505), (1320, 15268404), (1440, 13996037), (1584, 12723670), (1760, 11451303), (1980, 10178936), (2640, 7634202), (3168, 6361835), (3960, 5089468), (5280, 3817101), (7920, 2544734), (15840, 1272367)]