214920400

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{28279}}^1$

素因数の和:28316

約数の個数: 60

約数和(自身を含む): 543541600

約数和(自身を除く): 328621200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 3800, 7600, 28279, 56558, 113116, 141395, 226232, 282790, 452464, 537301, 565580, 706975, 1074602, 1131160, 1413950, 2149204, 2262320, 2686505, 2827900, 4298408, 5373010, 5655800, 8596816, 10746020, 11311600, 13432525, 21492040, 26865050, 42984080, 53730100, 107460200, 214920400]

約数ペア:

[(1, 214920400), (2, 107460200), (4, 53730100), (5, 42984080), (8, 26865050), (10, 21492040), (16, 13432525), (19, 11311600), (20, 10746020), (25, 8596816), (38, 5655800), (40, 5373010), (50, 4298408), (76, 2827900), (80, 2686505), (95, 2262320), (100, 2149204), (152, 1413950), (190, 1131160), (200, 1074602), (304, 706975), (380, 565580), (400, 537301), (475, 452464), (760, 282790), (950, 226232), (1520, 141395), (1900, 113116), (3800, 56558), (7600, 28279)]