785428770

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{9421}}^1$

素因数の和:9835

約数の個数: 64

約数和(自身を含む): 2159974656

約数和(自身を除く): 1374545886

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 397, 794, 1191, 1985, 2382, 2779, 3970, 5558, 5955, 8337, 9421, 11910, 13895, 16674, 18842, 27790, 28263, 41685, 47105, 56526, 65947, 83370, 94210, 131894, 141315, 197841, 282630, 329735, 395682, 659470, 989205, 1978410, 3740137, 7480274, 11220411, 18700685, 22440822, 26180959, 37401370, 52361918, 56102055, 78542877, 112204110, 130904795, 157085754, 261809590, 392714385, 785428770]

約数ペア:

[(1, 785428770), (2, 392714385), (3, 261809590), (5, 157085754), (6, 130904795), (7, 112204110), (10, 78542877), (14, 56102055), (15, 52361918), (21, 37401370), (30, 26180959), (35, 22440822), (42, 18700685), (70, 11220411), (105, 7480274), (210, 3740137), (397, 1978410), (794, 989205), (1191, 659470), (1985, 395682), (2382, 329735), (2779, 282630), (3970, 197841), (5558, 141315), (5955, 131894), (8337, 94210), (9421, 83370), (11910, 65947), (13895, 56526), (16674, 47105), (18842, 41685), (27790, 28263)]