151397240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{222643}}^1$

素因数の和:222671

約数の個数: 32

約数和(自身を含む): 360683280

約数和(自身を除く): 209286040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 222643, 445286, 890572, 1113215, 1781144, 2226430, 3784931, 4452860, 7569862, 8905720, 15139724, 18924655, 30279448, 37849310, 75698620, 151397240]

約数ペア:

[(1, 151397240), (2, 75698620), (4, 37849310), (5, 30279448), (8, 18924655), (10, 15139724), (17, 8905720), (20, 7569862), (34, 4452860), (40, 3784931), (68, 2226430), (85, 1781144), (136, 1113215), (170, 890572), (340, 445286), (680, 222643)]