320131560

素因数分解:

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

素因数の和:8927

約数の個数: 128

約数和(自身を含む): 1123246080

約数和(自身を除く): 803114520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 56, 60, 70, 84, 86, 105, 120, 129, 140, 168, 172, 210, 215, 258, 280, 301, 344, 420, 430, 516, 602, 645, 840, 860, 903, 1032, 1204, 1290, 1505, 1720, 1806, 2408, 2580, 3010, 3612, 4515, 5160, 6020, 7224, 8863, 9030, 12040, 17726, 18060, 26589, 35452, 36120, 44315, 53178, 62041, 70904, 88630, 106356, 124082, 132945, 177260, 186123, 212712, 248164, 265890, 310205, 354520, 372246, 381109, 496328, 531780, 620410, 744492, 762218, 930615, 1063560, 1143327, 1240820, 1488984, 1524436, 1861230, 1905545, 2286654, 2481640, 2667763, 3048872, 3722460, 3811090, 4573308, 5335526, 5716635, 7444920, 7622180, 8003289, 9146616, 10671052, 11433270, 13338815, 15244360, 16006578, 21342104, 22866540, 26677630, 32013156, 40016445, 45733080, 53355260, 64026312, 80032890, 106710520, 160065780, 320131560]

約数ペア:

[(1, 320131560), (2, 160065780), (3, 106710520), (4, 80032890), (5, 64026312), (6, 53355260), (7, 45733080), (8, 40016445), (10, 32013156), (12, 26677630), (14, 22866540), (15, 21342104), (20, 16006578), (21, 15244360), (24, 13338815), (28, 11433270), (30, 10671052), (35, 9146616), (40, 8003289), (42, 7622180), (43, 7444920), (56, 5716635), (60, 5335526), (70, 4573308), (84, 3811090), (86, 3722460), (105, 3048872), (120, 2667763), (129, 2481640), (140, 2286654), (168, 1905545), (172, 1861230), (210, 1524436), (215, 1488984), (258, 1240820), (280, 1143327), (301, 1063560), (344, 930615), (420, 762218), (430, 744492), (516, 620410), (602, 531780), (645, 496328), (840, 381109), (860, 372246), (903, 354520), (1032, 310205), (1204, 265890), (1290, 248164), (1505, 212712), (1720, 186123), (1806, 177260), (2408, 132945), (2580, 124082), (3010, 106356), (3612, 88630), (4515, 70904), (5160, 62041), (6020, 53178), (7224, 44315), (8863, 36120), (9030, 35452), (12040, 26589), (17726, 18060)]