30869120

素因数分解:

$2^7\times 5^1\times {\mathrm{139}}^1\times {\mathrm{347}}^1$

素因数の和:505

約数の個数: 64

約数和(自身を含む): 74541600

約数和(自身を除く): 43672480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 278, 320, 347, 556, 640, 694, 695, 1112, 1388, 1390, 1735, 2224, 2776, 2780, 3470, 4448, 5552, 5560, 6940, 8896, 11104, 11120, 13880, 17792, 22208, 22240, 27760, 44416, 44480, 48233, 55520, 88960, 96466, 111040, 192932, 222080, 241165, 385864, 482330, 771728, 964660, 1543456, 1929320, 3086912, 3858640, 6173824, 7717280, 15434560, 30869120]

約数ペア:

[(1, 30869120), (2, 15434560), (4, 7717280), (5, 6173824), (8, 3858640), (10, 3086912), (16, 1929320), (20, 1543456), (32, 964660), (40, 771728), (64, 482330), (80, 385864), (128, 241165), (139, 222080), (160, 192932), (278, 111040), (320, 96466), (347, 88960), (556, 55520), (640, 48233), (694, 44480), (695, 44416), (1112, 27760), (1388, 22240), (1390, 22208), (1735, 17792), (2224, 13880), (2776, 11120), (2780, 11104), (3470, 8896), (4448, 6940), (5552, 5560)]