205549120

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{13109}}^1$

素因数の和:13140

約数の個数: 84

約数和(自身を含む): 569419740

約数和(自身を除く): 363870620

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 7840, 13109, 15680, 26218, 52436, 65545, 91763, 104872, 131090, 183526, 209744, 262180, 367052, 419488, 458815, 524360, 642341, 734104, 838976, 917630, 1048720, 1284682, 1468208, 1835260, 2097440, 2569364, 2936416, 3211705, 3670520, 4194880, 5138728, 5872832, 6423410, 7341040, 10277456, 12846820, 14682080, 20554912, 25693640, 29364160, 41109824, 51387280, 102774560, 205549120]

約数ペア:

[(1, 205549120), (2, 102774560), (4, 51387280), (5, 41109824), (7, 29364160), (8, 25693640), (10, 20554912), (14, 14682080), (16, 12846820), (20, 10277456), (28, 7341040), (32, 6423410), (35, 5872832), (40, 5138728), (49, 4194880), (56, 3670520), (64, 3211705), (70, 2936416), (80, 2569364), (98, 2097440), (112, 1835260), (140, 1468208), (160, 1284682), (196, 1048720), (224, 917630), (245, 838976), (280, 734104), (320, 642341), (392, 524360), (448, 458815), (490, 419488), (560, 367052), (784, 262180), (980, 209744), (1120, 183526), (1568, 131090), (1960, 104872), (2240, 91763), (3136, 65545), (3920, 52436), (7840, 26218), (13109, 15680)]