261129456

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{8933}}^1$

素因数の和:8983

約数の個数: 120

約数和(自身を含む): 864096480

約数和(自身を除く): 602967024

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 29, 36, 42, 48, 56, 58, 63, 72, 84, 87, 112, 116, 126, 144, 168, 174, 203, 232, 252, 261, 336, 348, 406, 464, 504, 522, 609, 696, 812, 1008, 1044, 1218, 1392, 1624, 1827, 2088, 2436, 3248, 3654, 4176, 4872, 7308, 8933, 9744, 14616, 17866, 26799, 29232, 35732, 53598, 62531, 71464, 80397, 107196, 125062, 142928, 160794, 187593, 214392, 250124, 259057, 321588, 375186, 428784, 500248, 518114, 562779, 643176, 750372, 777171, 1000496, 1036228, 1125558, 1286352, 1500744, 1554342, 1813399, 2072456, 2251116, 2331513, 3001488, 3108684, 3626798, 4144912, 4502232, 4663026, 5440197, 6217368, 7253596, 9004464, 9326052, 10880394, 12434736, 14507192, 16320591, 18652104, 21760788, 29014384, 32641182, 37304208, 43521576, 65282364, 87043152, 130564728, 261129456]

約数ペア:

[(1, 261129456), (2, 130564728), (3, 87043152), (4, 65282364), (6, 43521576), (7, 37304208), (8, 32641182), (9, 29014384), (12, 21760788), (14, 18652104), (16, 16320591), (18, 14507192), (21, 12434736), (24, 10880394), (28, 9326052), (29, 9004464), (36, 7253596), (42, 6217368), (48, 5440197), (56, 4663026), (58, 4502232), (63, 4144912), (72, 3626798), (84, 3108684), (87, 3001488), (112, 2331513), (116, 2251116), (126, 2072456), (144, 1813399), (168, 1554342), (174, 1500744), (203, 1286352), (232, 1125558), (252, 1036228), (261, 1000496), (336, 777171), (348, 750372), (406, 643176), (464, 562779), (504, 518114), (522, 500248), (609, 428784), (696, 375186), (812, 321588), (1008, 259057), (1044, 250124), (1218, 214392), (1392, 187593), (1624, 160794), (1827, 142928), (2088, 125062), (2436, 107196), (3248, 80397), (3654, 71464), (4176, 62531), (4872, 53598), (7308, 35732), (8933, 29232), (9744, 26799), (14616, 17866)]