77789460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{26459}}^1$

素因数の和:26485

約数の個数: 72

約数和(自身を含む): 253380960

約数和(自身を除く): 175591500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 26459, 52918, 79377, 105836, 132295, 158754, 185213, 264590, 317508, 370426, 396885, 529180, 555639, 740852, 793770, 926065, 1111278, 1296491, 1587540, 1852130, 2222556, 2592982, 2778195, 3704260, 3889473, 5185964, 5556390, 6482455, 7778946, 11112780, 12964910, 15557892, 19447365, 25929820, 38894730, 77789460]

約数ペア:

[(1, 77789460), (2, 38894730), (3, 25929820), (4, 19447365), (5, 15557892), (6, 12964910), (7, 11112780), (10, 7778946), (12, 6482455), (14, 5556390), (15, 5185964), (20, 3889473), (21, 3704260), (28, 2778195), (30, 2592982), (35, 2222556), (42, 1852130), (49, 1587540), (60, 1296491), (70, 1111278), (84, 926065), (98, 793770), (105, 740852), (140, 555639), (147, 529180), (196, 396885), (210, 370426), (245, 317508), (294, 264590), (420, 185213), (490, 158754), (588, 132295), (735, 105836), (980, 79377), (1470, 52918), (2940, 26459)]