208399744

素因数分解:

$2^7\times 7^2\times {\mathrm{149}}^1\times {\mathrm{223}}^1$

素因数の和:400

約数の個数: 96

約数和(自身を含む): 488376000

約数和(自身を除く): 279976256

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 149, 196, 223, 224, 298, 392, 446, 448, 596, 784, 892, 896, 1043, 1192, 1561, 1568, 1784, 2086, 2384, 3122, 3136, 3568, 4172, 4768, 6244, 6272, 7136, 7301, 8344, 9536, 10927, 12488, 14272, 14602, 16688, 19072, 21854, 24976, 28544, 29204, 33227, 33376, 43708, 49952, 58408, 66454, 66752, 87416, 99904, 116816, 132908, 133504, 174832, 199808, 232589, 233632, 265816, 349664, 465178, 467264, 531632, 699328, 930356, 934528, 1063264, 1398656, 1628123, 1860712, 2126528, 3256246, 3721424, 4253056, 6512492, 7442848, 13024984, 14885696, 26049968, 29771392, 52099936, 104199872, 208399744]

約数ペア:

[(1, 208399744), (2, 104199872), (4, 52099936), (7, 29771392), (8, 26049968), (14, 14885696), (16, 13024984), (28, 7442848), (32, 6512492), (49, 4253056), (56, 3721424), (64, 3256246), (98, 2126528), (112, 1860712), (128, 1628123), (149, 1398656), (196, 1063264), (223, 934528), (224, 930356), (298, 699328), (392, 531632), (446, 467264), (448, 465178), (596, 349664), (784, 265816), (892, 233632), (896, 232589), (1043, 199808), (1192, 174832), (1561, 133504), (1568, 132908), (1784, 116816), (2086, 99904), (2384, 87416), (3122, 66752), (3136, 66454), (3568, 58408), (4172, 49952), (4768, 43708), (6244, 33376), (6272, 33227), (7136, 29204), (7301, 28544), (8344, 24976), (9536, 21854), (10927, 19072), (12488, 16688), (14272, 14602)]