261122910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{378439}}^1$

素因数の和:378472

約数の個数: 32

約数和(自身を含む): 653944320

約数和(自身を除く): 392821410

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 378439, 756878, 1135317, 1892195, 2270634, 3784390, 5676585, 8704097, 11353170, 17408194, 26112291, 43520485, 52224582, 87040970, 130561455, 261122910]

約数ペア:

[(1, 261122910), (2, 130561455), (3, 87040970), (5, 52224582), (6, 43520485), (10, 26112291), (15, 17408194), (23, 11353170), (30, 8704097), (46, 5676585), (69, 3784390), (115, 2270634), (138, 1892195), (230, 1135317), (345, 756878), (690, 378439)]