202716780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{482659}}^1$

素因数の和:482678

約数の個数: 48

約数和(自身を含む): 648695040

約数和(自身を除く): 445978260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 482659, 965318, 1447977, 1930636, 2413295, 2895954, 3378613, 4826590, 5791908, 6757226, 7239885, 9653180, 10135839, 13514452, 14479770, 16893065, 20271678, 28959540, 33786130, 40543356, 50679195, 67572260, 101358390, 202716780]

約数ペア:

[(1, 202716780), (2, 101358390), (3, 67572260), (4, 50679195), (5, 40543356), (6, 33786130), (7, 28959540), (10, 20271678), (12, 16893065), (14, 14479770), (15, 13514452), (20, 10135839), (21, 9653180), (28, 7239885), (30, 6757226), (35, 5791908), (42, 4826590), (60, 3378613), (70, 2895954), (84, 2413295), (105, 1930636), (140, 1447977), (210, 965318), (420, 482659)]