205461648

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{643}}^1$

素因数の和:981

約数の個数: 120

約数和(自身を含む): 660249408

約数和(自身を除く): 454787760

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 317, 336, 504, 634, 643, 951, 1008, 1268, 1286, 1902, 1929, 2219, 2536, 2572, 2853, 3804, 3858, 4438, 4501, 5072, 5144, 5706, 5787, 6657, 7608, 7716, 8876, 9002, 10288, 11412, 11574, 13314, 13503, 15216, 15432, 17752, 18004, 19971, 22824, 23148, 26628, 27006, 30864, 35504, 36008, 39942, 40509, 45648, 46296, 53256, 54012, 72016, 79884, 81018, 92592, 106512, 108024, 159768, 162036, 203831, 216048, 319536, 324072, 407662, 611493, 648144, 815324, 1222986, 1426817, 1630648, 1834479, 2445972, 2853634, 3261296, 3668958, 4280451, 4891944, 5707268, 7337916, 8560902, 9783888, 11414536, 12841353, 14675832, 17121804, 22829072, 25682706, 29351664, 34243608, 51365412, 68487216, 102730824, 205461648]

約数ペア:

[(1, 205461648), (2, 102730824), (3, 68487216), (4, 51365412), (6, 34243608), (7, 29351664), (8, 25682706), (9, 22829072), (12, 17121804), (14, 14675832), (16, 12841353), (18, 11414536), (21, 9783888), (24, 8560902), (28, 7337916), (36, 5707268), (42, 4891944), (48, 4280451), (56, 3668958), (63, 3261296), (72, 2853634), (84, 2445972), (112, 1834479), (126, 1630648), (144, 1426817), (168, 1222986), (252, 815324), (317, 648144), (336, 611493), (504, 407662), (634, 324072), (643, 319536), (951, 216048), (1008, 203831), (1268, 162036), (1286, 159768), (1902, 108024), (1929, 106512), (2219, 92592), (2536, 81018), (2572, 79884), (2853, 72016), (3804, 54012), (3858, 53256), (4438, 46296), (4501, 45648), (5072, 40509), (5144, 39942), (5706, 36008), (5787, 35504), (6657, 30864), (7608, 27006), (7716, 26628), (8876, 23148), (9002, 22824), (10288, 19971), (11412, 18004), (11574, 17752), (13314, 15432), (13503, 15216)]