211319500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{173}}^1\times {\mathrm{349}}^1$

素因数の和:548

約数の個数: 96

約数和(自身を含む): 532022400

約数和(自身を除く): 320702900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 173, 175, 250, 346, 349, 350, 500, 692, 698, 700, 865, 875, 1211, 1396, 1730, 1745, 1750, 2422, 2443, 3460, 3490, 3500, 4325, 4844, 4886, 6055, 6980, 8650, 8725, 9772, 12110, 12215, 17300, 17450, 21625, 24220, 24430, 30275, 34900, 43250, 43625, 48860, 60377, 60550, 61075, 86500, 87250, 120754, 121100, 122150, 151375, 174500, 241508, 244300, 301885, 302750, 305375, 422639, 603770, 605500, 610750, 845278, 1207540, 1221500, 1509425, 1690556, 2113195, 3018850, 4226390, 6037700, 7547125, 8452780, 10565975, 15094250, 21131950, 30188500, 42263900, 52829875, 105659750, 211319500]

約数ペア:

[(1, 211319500), (2, 105659750), (4, 52829875), (5, 42263900), (7, 30188500), (10, 21131950), (14, 15094250), (20, 10565975), (25, 8452780), (28, 7547125), (35, 6037700), (50, 4226390), (70, 3018850), (100, 2113195), (125, 1690556), (140, 1509425), (173, 1221500), (175, 1207540), (250, 845278), (346, 610750), (349, 605500), (350, 603770), (500, 422639), (692, 305375), (698, 302750), (700, 301885), (865, 244300), (875, 241508), (1211, 174500), (1396, 151375), (1730, 122150), (1745, 121100), (1750, 120754), (2422, 87250), (2443, 86500), (3460, 61075), (3490, 60550), (3500, 60377), (4325, 48860), (4844, 43625), (4886, 43250), (6055, 34900), (6980, 30275), (8650, 24430), (8725, 24220), (9772, 21625), (12110, 17450), (12215, 17300)]