179947120

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{14327}}^1$

素因数の和:14497

約数の個数: 40

約数和(自身を含む): 421071264

約数和(自身を除く): 241124144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1256, 1570, 2512, 3140, 6280, 12560, 14327, 28654, 57308, 71635, 114616, 143270, 229232, 286540, 573080, 1146160, 2249339, 4498678, 8997356, 11246695, 17994712, 22493390, 35989424, 44986780, 89973560, 179947120]

約数ペア:

[(1, 179947120), (2, 89973560), (4, 44986780), (5, 35989424), (8, 22493390), (10, 17994712), (16, 11246695), (20, 8997356), (40, 4498678), (80, 2249339), (157, 1146160), (314, 573080), (628, 286540), (785, 229232), (1256, 143270), (1570, 114616), (2512, 71635), (3140, 57308), (6280, 28654), (12560, 14327)]