308190400

素因数分解:

$2^6\times 5^2\times 7^2\times {\mathrm{3931}}^1$

素因数の和:3967

約数の個数: 126

約数和(自身を含む): 882376188

約数和(自身を除く): 574185788

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 140, 160, 175, 196, 200, 224, 245, 280, 320, 350, 392, 400, 448, 490, 560, 700, 784, 800, 980, 1120, 1225, 1400, 1568, 1600, 1960, 2240, 2450, 2800, 3136, 3920, 3931, 4900, 5600, 7840, 7862, 9800, 11200, 15680, 15724, 19600, 19655, 27517, 31448, 39200, 39310, 55034, 62896, 78400, 78620, 98275, 110068, 125792, 137585, 157240, 192619, 196550, 220136, 251584, 275170, 314480, 385238, 393100, 440272, 550340, 628960, 687925, 770476, 786200, 880544, 963095, 1100680, 1257920, 1375850, 1540952, 1572400, 1761088, 1926190, 2201360, 2751700, 3081904, 3144800, 3852380, 4402720, 4815475, 5503400, 6163808, 6289600, 7704760, 8805440, 9630950, 11006800, 12327616, 15409520, 19261900, 22013600, 30819040, 38523800, 44027200, 61638080, 77047600, 154095200, 308190400]

約数ペア:

[(1, 308190400), (2, 154095200), (4, 77047600), (5, 61638080), (7, 44027200), (8, 38523800), (10, 30819040), (14, 22013600), (16, 19261900), (20, 15409520), (25, 12327616), (28, 11006800), (32, 9630950), (35, 8805440), (40, 7704760), (49, 6289600), (50, 6163808), (56, 5503400), (64, 4815475), (70, 4402720), (80, 3852380), (98, 3144800), (100, 3081904), (112, 2751700), (140, 2201360), (160, 1926190), (175, 1761088), (196, 1572400), (200, 1540952), (224, 1375850), (245, 1257920), (280, 1100680), (320, 963095), (350, 880544), (392, 786200), (400, 770476), (448, 687925), (490, 628960), (560, 550340), (700, 440272), (784, 393100), (800, 385238), (980, 314480), (1120, 275170), (1225, 251584), (1400, 220136), (1568, 196550), (1600, 192619), (1960, 157240), (2240, 137585), (2450, 125792), (2800, 110068), (3136, 98275), (3920, 78620), (3931, 78400), (4900, 62896), (5600, 55034), (7840, 39310), (7862, 39200), (9800, 31448), (11200, 27517), (15680, 19655), (15724, 19600)]