214929960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{255869}}^1$

素因数の和:255890

約数の個数: 64

約数和(自身を含む): 736905600

約数和(自身を除く): 521975640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 255869, 511738, 767607, 1023476, 1279345, 1535214, 1791083, 2046952, 2558690, 3070428, 3582166, 3838035, 5117380, 5373249, 6140856, 7164332, 7676070, 8955415, 10234760, 10746498, 14328664, 15352140, 17910830, 21492996, 26866245, 30704280, 35821660, 42985992, 53732490, 71643320, 107464980, 214929960]

約数ペア:

[(1, 214929960), (2, 107464980), (3, 71643320), (4, 53732490), (5, 42985992), (6, 35821660), (7, 30704280), (8, 26866245), (10, 21492996), (12, 17910830), (14, 15352140), (15, 14328664), (20, 10746498), (21, 10234760), (24, 8955415), (28, 7676070), (30, 7164332), (35, 6140856), (40, 5373249), (42, 5117380), (56, 3838035), (60, 3582166), (70, 3070428), (84, 2558690), (105, 2046952), (120, 1791083), (140, 1535214), (168, 1279345), (210, 1023476), (280, 767607), (420, 511738), (840, 255869)]