79857720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{221827}}^1$

素因数の和:221844

約数の個数: 48

約数和(自身を含む): 259538760

約数和(自身を除く): 179681040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 221827, 443654, 665481, 887308, 1109135, 1330962, 1774616, 1996443, 2218270, 2661924, 3327405, 3992886, 4436540, 5323848, 6654810, 7985772, 8873080, 9982215, 13309620, 15971544, 19964430, 26619240, 39928860, 79857720]

約数ペア:

[(1, 79857720), (2, 39928860), (3, 26619240), (4, 19964430), (5, 15971544), (6, 13309620), (8, 9982215), (9, 8873080), (10, 7985772), (12, 6654810), (15, 5323848), (18, 4436540), (20, 3992886), (24, 3327405), (30, 2661924), (36, 2218270), (40, 1996443), (45, 1774616), (60, 1330962), (72, 1109135), (90, 887308), (120, 665481), (180, 443654), (360, 221827)]