128569710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{138247}}^1$

素因数の和:138288

約数の個数: 32

約数和(自身を含む): 318523392

約数和(自身を除く): 189953682

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 138247, 276494, 414741, 691235, 829482, 1382470, 2073705, 4147410, 4285657, 8571314, 12856971, 21428285, 25713942, 42856570, 64284855, 128569710]

約数ペア:

[(1, 128569710), (2, 64284855), (3, 42856570), (5, 25713942), (6, 21428285), (10, 12856971), (15, 8571314), (30, 4285657), (31, 4147410), (62, 2073705), (93, 1382470), (155, 829482), (186, 691235), (310, 414741), (465, 276494), (930, 138247)]