209342880

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{557}}^1$

素因数の和:613

約数の個数: 240

約数和(自身を含む): 765654120

約数和(自身を除く): 556311240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 32, 36, 40, 45, 48, 54, 58, 60, 72, 80, 81, 87, 90, 96, 108, 116, 120, 135, 144, 145, 160, 162, 174, 180, 216, 232, 240, 261, 270, 288, 290, 324, 348, 360, 405, 432, 435, 464, 480, 522, 540, 557, 580, 648, 696, 720, 783, 810, 864, 870, 928, 1044, 1080, 1114, 1160, 1296, 1305, 1392, 1440, 1566, 1620, 1671, 1740, 2088, 2160, 2228, 2320, 2349, 2592, 2610, 2784, 2785, 3132, 3240, 3342, 3480, 3915, 4176, 4320, 4456, 4640, 4698, 5013, 5220, 5570, 6264, 6480, 6684, 6960, 7830, 8352, 8355, 8912, 9396, 10026, 10440, 11140, 11745, 12528, 12960, 13368, 13920, 15039, 15660, 16153, 16710, 17824, 18792, 20052, 20880, 22280, 23490, 25056, 25065, 26736, 30078, 31320, 32306, 33420, 37584, 40104, 41760, 44560, 45117, 46980, 48459, 50130, 53472, 60156, 62640, 64612, 66840, 75168, 75195, 80208, 80765, 89120, 90234, 93960, 96918, 100260, 120312, 125280, 129224, 133680, 145377, 150390, 160416, 161530, 180468, 187920, 193836, 200520, 225585, 240624, 242295, 258448, 267360, 290754, 300780, 323060, 360936, 375840, 387672, 401040, 436131, 451170, 481248, 484590, 516896, 581508, 601560, 646120, 721872, 726885, 775344, 802080, 872262, 902340, 969180, 1163016, 1203120, 1292240, 1308393, 1443744, 1453770, 1550688, 1744524, 1804680, 1938360, 2180655, 2326032, 2406240, 2584480, 2616786, 2907540, 3489048, 3609360, 3876720, 4361310, 4652064, 5233572, 5815080, 6541965, 6978096, 7218720, 7753440, 8722620, 10467144, 11630160, 13083930, 13956192, 17445240, 20934288, 23260320, 26167860, 34890480, 41868576, 52335720, 69780960, 104671440, 209342880]

約数ペア:

[(1, 209342880), (2, 104671440), (3, 69780960), (4, 52335720), (5, 41868576), (6, 34890480), (8, 26167860), (9, 23260320), (10, 20934288), (12, 17445240), (15, 13956192), (16, 13083930), (18, 11630160), (20, 10467144), (24, 8722620), (27, 7753440), (29, 7218720), (30, 6978096), (32, 6541965), (36, 5815080), (40, 5233572), (45, 4652064), (48, 4361310), (54, 3876720), (58, 3609360), (60, 3489048), (72, 2907540), (80, 2616786), (81, 2584480), (87, 2406240), (90, 2326032), (96, 2180655), (108, 1938360), (116, 1804680), (120, 1744524), (135, 1550688), (144, 1453770), (145, 1443744), (160, 1308393), (162, 1292240), (174, 1203120), (180, 1163016), (216, 969180), (232, 902340), (240, 872262), (261, 802080), (270, 775344), (288, 726885), (290, 721872), (324, 646120), (348, 601560), (360, 581508), (405, 516896), (432, 484590), (435, 481248), (464, 451170), (480, 436131), (522, 401040), (540, 387672), (557, 375840), (580, 360936), (648, 323060), (696, 300780), (720, 290754), (783, 267360), (810, 258448), (864, 242295), (870, 240624), (928, 225585), (1044, 200520), (1080, 193836), (1114, 187920), (1160, 180468), (1296, 161530), (1305, 160416), (1392, 150390), (1440, 145377), (1566, 133680), (1620, 129224), (1671, 125280), (1740, 120312), (2088, 100260), (2160, 96918), (2228, 93960), (2320, 90234), (2349, 89120), (2592, 80765), (2610, 80208), (2784, 75195), (2785, 75168), (3132, 66840), (3240, 64612), (3342, 62640), (3480, 60156), (3915, 53472), (4176, 50130), (4320, 48459), (4456, 46980), (4640, 45117), (4698, 44560), (5013, 41760), (5220, 40104), (5570, 37584), (6264, 33420), (6480, 32306), (6684, 31320), (6960, 30078), (7830, 26736), (8352, 25065), (8355, 25056), (8912, 23490), (9396, 22280), (10026, 20880), (10440, 20052), (11140, 18792), (11745, 17824), (12528, 16710), (12960, 16153), (13368, 15660), (13920, 15039)]