144825520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{258617}}^1$

素因数の和:258637

約数の個数: 40

約数和(自身を含む): 384823584

約数和(自身を除く): 239998064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 258617, 517234, 1034468, 1293085, 1810319, 2068936, 2586170, 3620638, 4137872, 5172340, 7241276, 9051595, 10344680, 14482552, 18103190, 20689360, 28965104, 36206380, 72412760, 144825520]

約数ペア:

[(1, 144825520), (2, 72412760), (4, 36206380), (5, 28965104), (7, 20689360), (8, 18103190), (10, 14482552), (14, 10344680), (16, 9051595), (20, 7241276), (28, 5172340), (35, 4137872), (40, 3620638), (56, 2586170), (70, 2068936), (80, 1810319), (112, 1293085), (140, 1034468), (280, 517234), (560, 258617)]