219723870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{347}}^1\times {\mathrm{21107}}^1$

素因数の和:21464

約数の個数: 32

約数和(自身を含む): 528882048

約数和(自身を除く): 309158178

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 347, 694, 1041, 1735, 2082, 3470, 5205, 10410, 21107, 42214, 63321, 105535, 126642, 211070, 316605, 633210, 7324129, 14648258, 21972387, 36620645, 43944774, 73241290, 109861935, 219723870]

約数ペア:

[(1, 219723870), (2, 109861935), (3, 73241290), (5, 43944774), (6, 36620645), (10, 21972387), (15, 14648258), (30, 7324129), (347, 633210), (694, 316605), (1041, 211070), (1735, 126642), (2082, 105535), (3470, 63321), (5205, 42214), (10410, 21107)]