202104980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{499}}^1$

素因数の和:789

約数の個数: 96

約数和(自身を含む): 532224000

約数和(自身を除く): 330119020

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 263, 308, 385, 499, 526, 770, 998, 1052, 1315, 1540, 1841, 1996, 2495, 2630, 2893, 3493, 3682, 4990, 5260, 5489, 5786, 6986, 7364, 9205, 9980, 10978, 11572, 13972, 14465, 17465, 18410, 20251, 21956, 27445, 28930, 34930, 36820, 38423, 40502, 54890, 57860, 69860, 76846, 81004, 101255, 109780, 131237, 153692, 192115, 202510, 262474, 384230, 405020, 524948, 656185, 768460, 918659, 1312370, 1443607, 1837318, 2624740, 2887214, 3674636, 4593295, 5774428, 7218035, 9186590, 10105249, 14436070, 18373180, 20210498, 28872140, 40420996, 50526245, 101052490, 202104980]

約数ペア:

[(1, 202104980), (2, 101052490), (4, 50526245), (5, 40420996), (7, 28872140), (10, 20210498), (11, 18373180), (14, 14436070), (20, 10105249), (22, 9186590), (28, 7218035), (35, 5774428), (44, 4593295), (55, 3674636), (70, 2887214), (77, 2624740), (110, 1837318), (140, 1443607), (154, 1312370), (220, 918659), (263, 768460), (308, 656185), (385, 524948), (499, 405020), (526, 384230), (770, 262474), (998, 202510), (1052, 192115), (1315, 153692), (1540, 131237), (1841, 109780), (1996, 101255), (2495, 81004), (2630, 76846), (2893, 69860), (3493, 57860), (3682, 54890), (4990, 40502), (5260, 38423), (5489, 36820), (5786, 34930), (6986, 28930), (7364, 27445), (9205, 21956), (9980, 20251), (10978, 18410), (11572, 17465), (13972, 14465)]