1280526240

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{8863}}^1$

素因数の和:8931

約数の個数: 192

約数和(自身を含む): 4717633536

約数和(自身を除く): 3437107296

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 43, 48, 56, 60, 70, 80, 84, 86, 96, 105, 112, 120, 129, 140, 160, 168, 172, 210, 215, 224, 240, 258, 280, 301, 336, 344, 420, 430, 480, 516, 560, 602, 645, 672, 688, 840, 860, 903, 1032, 1120, 1204, 1290, 1376, 1505, 1680, 1720, 1806, 2064, 2408, 2580, 3010, 3360, 3440, 3612, 4128, 4515, 4816, 5160, 6020, 6880, 7224, 8863, 9030, 9632, 10320, 12040, 14448, 17726, 18060, 20640, 24080, 26589, 28896, 35452, 36120, 44315, 48160, 53178, 62041, 70904, 72240, 88630, 106356, 124082, 132945, 141808, 144480, 177260, 186123, 212712, 248164, 265890, 283616, 310205, 354520, 372246, 381109, 425424, 496328, 531780, 620410, 709040, 744492, 762218, 850848, 930615, 992656, 1063560, 1143327, 1240820, 1418080, 1488984, 1524436, 1861230, 1905545, 1985312, 2127120, 2286654, 2481640, 2667763, 2977968, 3048872, 3722460, 3811090, 4254240, 4573308, 4963280, 5335526, 5716635, 5955936, 6097744, 7444920, 7622180, 8003289, 9146616, 9926560, 10671052, 11433270, 12195488, 13338815, 14889840, 15244360, 16006578, 18293232, 21342104, 22866540, 26677630, 29779680, 30488720, 32013156, 36586464, 40016445, 42684208, 45733080, 53355260, 60977440, 64026312, 80032890, 85368416, 91466160, 106710520, 128052624, 160065780, 182932320, 213421040, 256105248, 320131560, 426842080, 640263120, 1280526240]

約数ペア:

[(1, 1280526240), (2, 640263120), (3, 426842080), (4, 320131560), (5, 256105248), (6, 213421040), (7, 182932320), (8, 160065780), (10, 128052624), (12, 106710520), (14, 91466160), (15, 85368416), (16, 80032890), (20, 64026312), (21, 60977440), (24, 53355260), (28, 45733080), (30, 42684208), (32, 40016445), (35, 36586464), (40, 32013156), (42, 30488720), (43, 29779680), (48, 26677630), (56, 22866540), (60, 21342104), (70, 18293232), (80, 16006578), (84, 15244360), (86, 14889840), (96, 13338815), (105, 12195488), (112, 11433270), (120, 10671052), (129, 9926560), (140, 9146616), (160, 8003289), (168, 7622180), (172, 7444920), (210, 6097744), (215, 5955936), (224, 5716635), (240, 5335526), (258, 4963280), (280, 4573308), (301, 4254240), (336, 3811090), (344, 3722460), (420, 3048872), (430, 2977968), (480, 2667763), (516, 2481640), (560, 2286654), (602, 2127120), (645, 1985312), (672, 1905545), (688, 1861230), (840, 1524436), (860, 1488984), (903, 1418080), (1032, 1240820), (1120, 1143327), (1204, 1063560), (1290, 992656), (1376, 930615), (1505, 850848), (1680, 762218), (1720, 744492), (1806, 709040), (2064, 620410), (2408, 531780), (2580, 496328), (3010, 425424), (3360, 381109), (3440, 372246), (3612, 354520), (4128, 310205), (4515, 283616), (4816, 265890), (5160, 248164), (6020, 212712), (6880, 186123), (7224, 177260), (8863, 144480), (9030, 141808), (9632, 132945), (10320, 124082), (12040, 106356), (14448, 88630), (17726, 72240), (18060, 70904), (20640, 62041), (24080, 53178), (26589, 48160), (28896, 44315), (35452, 36120)]