78153720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{651281}}^1$

素因数の和:651295

約数の個数: 32

約数和(自身を含む): 234461520

約数和(自身を除く): 156307800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 651281, 1302562, 1953843, 2605124, 3256405, 3907686, 5210248, 6512810, 7815372, 9769215, 13025620, 15630744, 19538430, 26051240, 39076860, 78153720]

約数ペア:

[(1, 78153720), (2, 39076860), (3, 26051240), (4, 19538430), (5, 15630744), (6, 13025620), (8, 9769215), (10, 7815372), (12, 6512810), (15, 5210248), (20, 3907686), (24, 3256405), (30, 2605124), (40, 1953843), (60, 1302562), (120, 651281)]