217425210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{315109}}^1$

素因数の和:315142

約数の個数: 32

約数和(自身を含む): 544510080

約数和(自身を除く): 327084870

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 315109, 630218, 945327, 1575545, 1890654, 3151090, 4726635, 7247507, 9453270, 14495014, 21742521, 36237535, 43485042, 72475070, 108712605, 217425210]

約数ペア:

[(1, 217425210), (2, 108712605), (3, 72475070), (5, 43485042), (6, 36237535), (10, 21742521), (15, 14495014), (23, 9453270), (30, 7247507), (46, 4726635), (69, 3151090), (115, 1890654), (138, 1575545), (230, 945327), (345, 630218), (690, 315109)]