277206880

素因数分解:

$2^5\times 5^1\times {\mathrm{479}}^1\times {\mathrm{3617}}^1$

素因数の和:4111

約数の個数: 48

約数和(自身を含む): 656449920

約数和(自身を除く): 379243040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 479, 958, 1916, 2395, 3617, 3832, 4790, 7234, 7664, 9580, 14468, 15328, 18085, 19160, 28936, 36170, 38320, 57872, 72340, 76640, 115744, 144680, 289360, 578720, 1732543, 3465086, 6930172, 8662715, 13860344, 17325430, 27720688, 34650860, 55441376, 69301720, 138603440, 277206880]

約数ペア:

[(1, 277206880), (2, 138603440), (4, 69301720), (5, 55441376), (8, 34650860), (10, 27720688), (16, 17325430), (20, 13860344), (32, 8662715), (40, 6930172), (80, 3465086), (160, 1732543), (479, 578720), (958, 289360), (1916, 144680), (2395, 115744), (3617, 76640), (3832, 72340), (4790, 57872), (7234, 38320), (7664, 36170), (9580, 28936), (14468, 19160), (15328, 18085)]