202107780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{160403}}^1$

素因数の和:160425

約数の個数: 72

約数和(自身を含む): 700644672

約数和(自身を除く): 498536892

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 160403, 320806, 481209, 641612, 802015, 962418, 1122821, 1443627, 1604030, 1924836, 2245642, 2406045, 2887254, 3208060, 3368463, 4491284, 4812090, 5614105, 5774508, 6736926, 7218135, 9624180, 10105389, 11228210, 13473852, 14436270, 16842315, 20210778, 22456420, 28872540, 33684630, 40421556, 50526945, 67369260, 101053890, 202107780]

約数ペア:

[(1, 202107780), (2, 101053890), (3, 67369260), (4, 50526945), (5, 40421556), (6, 33684630), (7, 28872540), (9, 22456420), (10, 20210778), (12, 16842315), (14, 14436270), (15, 13473852), (18, 11228210), (20, 10105389), (21, 9624180), (28, 7218135), (30, 6736926), (35, 5774508), (36, 5614105), (42, 4812090), (45, 4491284), (60, 3368463), (63, 3208060), (70, 2887254), (84, 2406045), (90, 2245642), (105, 1924836), (126, 1604030), (140, 1443627), (180, 1122821), (210, 962418), (252, 802015), (315, 641612), (420, 481209), (630, 320806), (1260, 160403)]