205965690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{42643}}^1$

素因数の和:42683

約数の個数: 64

約数和(自身を含む): 589510656

約数和(自身を除く): 383544966

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 105, 115, 138, 161, 210, 230, 322, 345, 483, 690, 805, 966, 1610, 2415, 4830, 42643, 85286, 127929, 213215, 255858, 298501, 426430, 597002, 639645, 895503, 980789, 1279290, 1492505, 1791006, 1961578, 2942367, 2985010, 4477515, 4903945, 5884734, 6865523, 8955030, 9807890, 13731046, 14711835, 20596569, 29423670, 34327615, 41193138, 68655230, 102982845, 205965690]

約数ペア:

[(1, 205965690), (2, 102982845), (3, 68655230), (5, 41193138), (6, 34327615), (7, 29423670), (10, 20596569), (14, 14711835), (15, 13731046), (21, 9807890), (23, 8955030), (30, 6865523), (35, 5884734), (42, 4903945), (46, 4477515), (69, 2985010), (70, 2942367), (105, 1961578), (115, 1791006), (138, 1492505), (161, 1279290), (210, 980789), (230, 895503), (322, 639645), (345, 597002), (483, 426430), (690, 298501), (805, 255858), (966, 213215), (1610, 127929), (2415, 85286), (4830, 42643)]