156931440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{653881}}^1$

素因数の和:653897

約数の個数: 40

約数和(自身を含む): 486488208

約数和(自身を除く): 329556768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 653881, 1307762, 1961643, 2615524, 3269405, 3923286, 5231048, 6538810, 7846572, 9808215, 10462096, 13077620, 15693144, 19616430, 26155240, 31386288, 39232860, 52310480, 78465720, 156931440]

約数ペア:

[(1, 156931440), (2, 78465720), (3, 52310480), (4, 39232860), (5, 31386288), (6, 26155240), (8, 19616430), (10, 15693144), (12, 13077620), (15, 10462096), (16, 9808215), (20, 7846572), (24, 6538810), (30, 5231048), (40, 3923286), (48, 3269405), (60, 2615524), (80, 1961643), (120, 1307762), (240, 653881)]