108578820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{258521}}^1$

素因数の和:258540

約数の個数: 48

約数和(自身を含む): 347453568

約数和(自身を除く): 238874748

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 258521, 517042, 775563, 1034084, 1292605, 1551126, 1809647, 2585210, 3102252, 3619294, 3877815, 5170420, 5428941, 7238588, 7755630, 9048235, 10857882, 15511260, 18096470, 21715764, 27144705, 36192940, 54289410, 108578820]

約数ペア:

[(1, 108578820), (2, 54289410), (3, 36192940), (4, 27144705), (5, 21715764), (6, 18096470), (7, 15511260), (10, 10857882), (12, 9048235), (14, 7755630), (15, 7238588), (20, 5428941), (21, 5170420), (28, 3877815), (30, 3619294), (35, 3102252), (42, 2585210), (60, 1809647), (70, 1551126), (84, 1292605), (105, 1034084), (140, 775563), (210, 517042), (420, 258521)]