164749620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{392261}}^1$

素因数の和:392280

約数の個数: 48

約数和(自身を含む): 527200128

約数和(自身を除く): 362450508

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, 392261, 784522, 1176783, 1569044, 1961305, 2353566, 2745827, 3922610, 4707132, 5491654, 5883915, 7845220, 8237481, 10983308, 11767830, 13729135, 16474962, 23535660, 27458270, 32949924, 41187405, 54916540, 82374810, 164749620]

約数ペア:

[(1, 164749620), (2, 82374810), (3, 54916540), (4, 41187405), (5, 32949924), (6, 27458270), (7, 23535660), (10, 16474962), (12, 13729135), (14, 11767830), (15, 10983308), (20, 8237481), (21, 7845220), (28, 5883915), (30, 5491654), (35, 4707132), (42, 3922610), (60, 2745827), (70, 2353566), (84, 1961305), (105, 1569044), (140, 1176783), (210, 784522), (420, 392261)]