161343420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{384151}}^1$

素因数の和:384170

約数の個数: 48

約数和(自身を含む): 516300288

約数和(自身を除く): 354956868

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, 384151, 768302, 1152453, 1536604, 1920755, 2304906, 2689057, 3841510, 4609812, 5378114, 5762265, 7683020, 8067171, 10756228, 11524530, 13445285, 16134342, 23049060, 26890570, 32268684, 40335855, 53781140, 80671710, 161343420]

約数ペア:

[(1, 161343420), (2, 80671710), (3, 53781140), (4, 40335855), (5, 32268684), (6, 26890570), (7, 23049060), (10, 16134342), (12, 13445285), (14, 11524530), (15, 10756228), (20, 8067171), (21, 7683020), (28, 5762265), (30, 5378114), (35, 4609812), (42, 3841510), (60, 2689057), (70, 2304906), (84, 1920755), (105, 1536604), (140, 1152453), (210, 768302), (420, 384151)]