245616770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{373}}^1\times {\mathrm{409}}^1$

素因数の和:819

約数の個数: 64

約数和(自身を含む): 529943040

約数和(自身を除く): 284326270

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 373, 409, 746, 805, 818, 1610, 1865, 2045, 2611, 2863, 3730, 4090, 5222, 5726, 8579, 9407, 13055, 14315, 17158, 18814, 26110, 28630, 42895, 47035, 60053, 65849, 85790, 94070, 120106, 131698, 152557, 300265, 305114, 329245, 600530, 658490, 762785, 1067899, 1525570, 2135798, 3508811, 5339495, 7017622, 10678990, 17544055, 24561677, 35088110, 49123354, 122808385, 245616770]

約数ペア:

[(1, 245616770), (2, 122808385), (5, 49123354), (7, 35088110), (10, 24561677), (14, 17544055), (23, 10678990), (35, 7017622), (46, 5339495), (70, 3508811), (115, 2135798), (161, 1525570), (230, 1067899), (322, 762785), (373, 658490), (409, 600530), (746, 329245), (805, 305114), (818, 300265), (1610, 152557), (1865, 131698), (2045, 120106), (2611, 94070), (2863, 85790), (3730, 65849), (4090, 60053), (5222, 47035), (5726, 42895), (8579, 28630), (9407, 26110), (13055, 18814), (14315, 17158)]