257252010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{372829}}^1$

素因数の和:372862

約数の個数: 32

約数和(自身を含む): 644250240

約数和(自身を除く): 386998230

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 372829, 745658, 1118487, 1864145, 2236974, 3728290, 5592435, 8575067, 11184870, 17150134, 25725201, 42875335, 51450402, 85750670, 128626005, 257252010]

約数ペア:

[(1, 257252010), (2, 128626005), (3, 85750670), (5, 51450402), (6, 42875335), (10, 25725201), (15, 17150134), (23, 11184870), (30, 8575067), (46, 5592435), (69, 3728290), (115, 2236974), (138, 1864145), (230, 1118487), (345, 745658), (690, 372829)]