78225720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{651881}}^1$

素因数の和:651895

約数の個数: 32

約数和(自身を含む): 234677520

約数和(自身を除く): 156451800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 651881, 1303762, 1955643, 2607524, 3259405, 3911286, 5215048, 6518810, 7822572, 9778215, 13037620, 15645144, 19556430, 26075240, 39112860, 78225720]

約数ペア:

[(1, 78225720), (2, 39112860), (3, 26075240), (4, 19556430), (5, 15645144), (6, 13037620), (8, 9778215), (10, 7822572), (12, 6518810), (15, 5215048), (20, 3911286), (24, 3259405), (30, 2607524), (40, 1955643), (60, 1303762), (120, 651881)]