249924090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{1259}}^1$

素因数の和:1791

約数の個数: 64

約数和(自身を含む): 647740800

約数和(自身を除く): 397816710

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 509, 1018, 1259, 1527, 2518, 2545, 3054, 3777, 5090, 6295, 6617, 7554, 7635, 12590, 13234, 15270, 16367, 18885, 19851, 32734, 33085, 37770, 39702, 49101, 66170, 81835, 98202, 99255, 163670, 198510, 245505, 491010, 640831, 1281662, 1922493, 3204155, 3844986, 6408310, 8330803, 9612465, 16661606, 19224930, 24992409, 41654015, 49984818, 83308030, 124962045, 249924090]

約数ペア:

[(1, 249924090), (2, 124962045), (3, 83308030), (5, 49984818), (6, 41654015), (10, 24992409), (13, 19224930), (15, 16661606), (26, 9612465), (30, 8330803), (39, 6408310), (65, 3844986), (78, 3204155), (130, 1922493), (195, 1281662), (390, 640831), (509, 491010), (1018, 245505), (1259, 198510), (1527, 163670), (2518, 99255), (2545, 98202), (3054, 81835), (3777, 66170), (5090, 49101), (6295, 39702), (6617, 37770), (7554, 33085), (7635, 32734), (12590, 19851), (13234, 18885), (15270, 16367)]