208564736

素因数分解:

$2^9\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:329

約数の個数: 80

約数和(自身を含む): 441936000

約数和(自身を除く): 233371264

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 89, 92, 128, 178, 184, 199, 256, 356, 368, 398, 512, 712, 736, 796, 1424, 1472, 1592, 2047, 2848, 2944, 3184, 4094, 4577, 5696, 5888, 6368, 8188, 9154, 11392, 11776, 12736, 16376, 17711, 18308, 22784, 25472, 32752, 35422, 36616, 45568, 50944, 65504, 70844, 73232, 101888, 131008, 141688, 146464, 262016, 283376, 292928, 407353, 524032, 566752, 585856, 814706, 1048064, 1133504, 1171712, 1629412, 2267008, 2343424, 3258824, 4534016, 6517648, 9068032, 13035296, 26070592, 52141184, 104282368, 208564736]

約数ペア:

[(1, 208564736), (2, 104282368), (4, 52141184), (8, 26070592), (16, 13035296), (23, 9068032), (32, 6517648), (46, 4534016), (64, 3258824), (89, 2343424), (92, 2267008), (128, 1629412), (178, 1171712), (184, 1133504), (199, 1048064), (256, 814706), (356, 585856), (368, 566752), (398, 524032), (512, 407353), (712, 292928), (736, 283376), (796, 262016), (1424, 146464), (1472, 141688), (1592, 131008), (2047, 101888), (2848, 73232), (2944, 70844), (3184, 65504), (4094, 50944), (4577, 45568), (5696, 36616), (5888, 35422), (6368, 32752), (8188, 25472), (9154, 22784), (11392, 18308), (11776, 17711), (12736, 16376)]