256486110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{371719}}^1$

素因数の和:371752

約数の個数: 32

約数和(自身を含む): 642332160

約数和(自身を除く): 385846050

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 371719, 743438, 1115157, 1858595, 2230314, 3717190, 5575785, 8549537, 11151570, 17099074, 25648611, 42747685, 51297222, 85495370, 128243055, 256486110]

約数ペア:

[(1, 256486110), (2, 128243055), (3, 85495370), (5, 51297222), (6, 42747685), (10, 25648611), (15, 17099074), (23, 11151570), (30, 8549537), (46, 5575785), (69, 3717190), (115, 2230314), (138, 1858595), (230, 1115157), (345, 743438), (690, 371719)]