320468000

素因数分解:

$2^5\times 5^3\times {\mathrm{113}}^1\times {\mathrm{709}}^1$

素因数の和:847

約数の個数: 96

約数和(自身を含む): 795478320

約数和(自身を除く): 475010320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 113, 125, 160, 200, 226, 250, 400, 452, 500, 565, 709, 800, 904, 1000, 1130, 1418, 1808, 2000, 2260, 2825, 2836, 3545, 3616, 4000, 4520, 5650, 5672, 7090, 9040, 11300, 11344, 14125, 14180, 17725, 18080, 22600, 22688, 28250, 28360, 35450, 45200, 56500, 56720, 70900, 80117, 88625, 90400, 113000, 113440, 141800, 160234, 177250, 226000, 283600, 320468, 354500, 400585, 452000, 567200, 640936, 709000, 801170, 1281872, 1418000, 1602340, 2002925, 2563744, 2836000, 3204680, 4005850, 6409360, 8011700, 10014625, 12818720, 16023400, 20029250, 32046800, 40058500, 64093600, 80117000, 160234000, 320468000]

約数ペア:

[(1, 320468000), (2, 160234000), (4, 80117000), (5, 64093600), (8, 40058500), (10, 32046800), (16, 20029250), (20, 16023400), (25, 12818720), (32, 10014625), (40, 8011700), (50, 6409360), (80, 4005850), (100, 3204680), (113, 2836000), (125, 2563744), (160, 2002925), (200, 1602340), (226, 1418000), (250, 1281872), (400, 801170), (452, 709000), (500, 640936), (565, 567200), (709, 452000), (800, 400585), (904, 354500), (1000, 320468), (1130, 283600), (1418, 226000), (1808, 177250), (2000, 160234), (2260, 141800), (2825, 113440), (2836, 113000), (3545, 90400), (3616, 88625), (4000, 80117), (4520, 70900), (5650, 56720), (5672, 56500), (7090, 45200), (9040, 35450), (11300, 28360), (11344, 28250), (14125, 22688), (14180, 22600), (17725, 18080)]