349440560

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{919}}^1$

素因数の和:1043

約数の個数: 120

約数和(自身を含む): 955876320

約数和(自身を除く): 606435760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 97, 98, 112, 140, 194, 196, 245, 280, 388, 392, 485, 490, 560, 679, 776, 784, 919, 970, 980, 1358, 1552, 1838, 1940, 1960, 2716, 3395, 3676, 3880, 3920, 4595, 4753, 5432, 6433, 6790, 7352, 7760, 9190, 9506, 10864, 12866, 13580, 14704, 18380, 19012, 23765, 25732, 27160, 32165, 36760, 38024, 45031, 47530, 51464, 54320, 64330, 73520, 76048, 89143, 90062, 95060, 102928, 128660, 178286, 180124, 190120, 225155, 257320, 356572, 360248, 380240, 445715, 450310, 514640, 624001, 713144, 720496, 891430, 900620, 1248002, 1426288, 1782860, 1801240, 2496004, 3120005, 3565720, 3602480, 4368007, 4992008, 6240010, 7131440, 8736014, 9984016, 12480020, 17472028, 21840035, 24960040, 34944056, 43680070, 49920080, 69888112, 87360140, 174720280, 349440560]

約数ペア:

[(1, 349440560), (2, 174720280), (4, 87360140), (5, 69888112), (7, 49920080), (8, 43680070), (10, 34944056), (14, 24960040), (16, 21840035), (20, 17472028), (28, 12480020), (35, 9984016), (40, 8736014), (49, 7131440), (56, 6240010), (70, 4992008), (80, 4368007), (97, 3602480), (98, 3565720), (112, 3120005), (140, 2496004), (194, 1801240), (196, 1782860), (245, 1426288), (280, 1248002), (388, 900620), (392, 891430), (485, 720496), (490, 713144), (560, 624001), (679, 514640), (776, 450310), (784, 445715), (919, 380240), (970, 360248), (980, 356572), (1358, 257320), (1552, 225155), (1838, 190120), (1940, 180124), (1960, 178286), (2716, 128660), (3395, 102928), (3676, 95060), (3880, 90062), (3920, 89143), (4595, 76048), (4753, 73520), (5432, 64330), (6433, 54320), (6790, 51464), (7352, 47530), (7760, 45031), (9190, 38024), (9506, 36760), (10864, 32165), (12866, 27160), (13580, 25732), (14704, 23765), (18380, 19012)]