156451440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{651881}}^1$

素因数の和:651897

約数の個数: 40

約数和(自身を含む): 485000208

約数和(自身を除く): 328548768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 651881, 1303762, 1955643, 2607524, 3259405, 3911286, 5215048, 6518810, 7822572, 9778215, 10430096, 13037620, 15645144, 19556430, 26075240, 31290288, 39112860, 52150480, 78225720, 156451440]

約数ペア:

[(1, 156451440), (2, 78225720), (3, 52150480), (4, 39112860), (5, 31290288), (6, 26075240), (8, 19556430), (10, 15645144), (12, 13037620), (15, 10430096), (16, 9778215), (20, 7822572), (24, 6518810), (30, 5215048), (40, 3911286), (48, 3259405), (60, 2607524), (80, 1955643), (120, 1303762), (240, 651881)]