80740170

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{128159}}^1$

素因数の和:128179

約数の個数: 48

約数和(自身を含む): 239915520

約数和(自身を除く): 159175350

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 128159, 256318, 384477, 640795, 768954, 897113, 1153431, 1281590, 1794226, 1922385, 2306862, 2691339, 3844770, 4485565, 5382678, 5767155, 8074017, 8971130, 11534310, 13456695, 16148034, 26913390, 40370085, 80740170]

約数ペア:

[(1, 80740170), (2, 40370085), (3, 26913390), (5, 16148034), (6, 13456695), (7, 11534310), (9, 8971130), (10, 8074017), (14, 5767155), (15, 5382678), (18, 4485565), (21, 3844770), (30, 2691339), (35, 2306862), (42, 1922385), (45, 1794226), (63, 1281590), (70, 1153431), (90, 897113), (105, 768954), (126, 640795), (210, 384477), (315, 256318), (630, 128159)]