215268720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{896953}}^1$

素因数の和:896969

約数の個数: 40

約数和(自身を含む): 667333776

約数和(自身を除く): 452065056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 896953, 1793906, 2690859, 3587812, 4484765, 5381718, 7175624, 8969530, 10763436, 13454295, 14351248, 17939060, 21526872, 26908590, 35878120, 43053744, 53817180, 71756240, 107634360, 215268720]

約数ペア:

[(1, 215268720), (2, 107634360), (3, 71756240), (4, 53817180), (5, 43053744), (6, 35878120), (8, 26908590), (10, 21526872), (12, 17939060), (15, 14351248), (16, 13454295), (20, 10763436), (24, 8969530), (30, 7175624), (40, 5381718), (48, 4484765), (60, 3587812), (80, 2690859), (120, 1793906), (240, 896953)]