155387988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{347}}^1\times {\mathrm{1777}}^1$

素因数の和:2141

約数の個数: 72

約数和(自身を含む): 450445632

約数和(自身を除く): 295057644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 347, 694, 1041, 1388, 1777, 2082, 2429, 3123, 3554, 4164, 4858, 5331, 6246, 7108, 7287, 9716, 10662, 12439, 12492, 14574, 15993, 21324, 21861, 24878, 29148, 31986, 37317, 43722, 49756, 63972, 74634, 87444, 111951, 149268, 223902, 447804, 616619, 1233238, 1849857, 2466476, 3699714, 4316333, 5549571, 7399428, 8632666, 11099142, 12948999, 17265332, 22198284, 25897998, 38846997, 51795996, 77693994, 155387988]

約数ペア:

[(1, 155387988), (2, 77693994), (3, 51795996), (4, 38846997), (6, 25897998), (7, 22198284), (9, 17265332), (12, 12948999), (14, 11099142), (18, 8632666), (21, 7399428), (28, 5549571), (36, 4316333), (42, 3699714), (63, 2466476), (84, 1849857), (126, 1233238), (252, 616619), (347, 447804), (694, 223902), (1041, 149268), (1388, 111951), (1777, 87444), (2082, 74634), (2429, 63972), (3123, 49756), (3554, 43722), (4164, 37317), (4858, 31986), (5331, 29148), (6246, 24878), (7108, 21861), (7287, 21324), (9716, 15993), (10662, 14574), (12439, 12492)]