320885248

素因数分解:

$2^9\times {\mathrm{263}}^1\times {\mathrm{2383}}^1$

素因数の和:2664

約数の個数: 40

約数和(自身を含む): 643851648

約数和(自身を除く): 322966400

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 263, 512, 526, 1052, 2104, 2383, 4208, 4766, 8416, 9532, 16832, 19064, 33664, 38128, 67328, 76256, 134656, 152512, 305024, 610048, 626729, 1220096, 1253458, 2506916, 5013832, 10027664, 20055328, 40110656, 80221312, 160442624, 320885248]

約数ペア:

[(1, 320885248), (2, 160442624), (4, 80221312), (8, 40110656), (16, 20055328), (32, 10027664), (64, 5013832), (128, 2506916), (256, 1253458), (263, 1220096), (512, 626729), (526, 610048), (1052, 305024), (2104, 152512), (2383, 134656), (4208, 76256), (4766, 67328), (8416, 38128), (9532, 33664), (16832, 19064)]