198688672

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{71}}^1$

素因数の和:163

約数の個数: 144

約数和(自身を含む): 504475776

約数和(自身を除く): 305787104

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 71, 91, 104, 112, 124, 142, 182, 208, 217, 224, 248, 284, 364, 403, 416, 434, 496, 497, 568, 728, 806, 868, 923, 961, 992, 994, 1136, 1456, 1612, 1736, 1846, 1922, 1988, 2201, 2272, 2821, 2912, 3224, 3472, 3692, 3844, 3976, 4402, 5642, 6448, 6461, 6727, 6944, 7384, 7688, 7952, 8804, 11284, 12493, 12896, 12922, 13454, 14768, 15376, 15407, 15904, 17608, 22568, 24986, 25844, 26908, 28613, 29536, 30752, 30814, 35216, 45136, 49972, 51688, 53816, 57226, 61628, 68231, 70432, 87451, 90272, 99944, 103376, 107632, 114452, 123256, 136462, 174902, 199888, 200291, 206752, 215264, 228904, 246512, 272924, 349804, 399776, 400582, 457808, 477617, 493024, 545848, 699608, 801164, 887003, 915616, 955234, 1091696, 1399216, 1602328, 1774006, 1910468, 2183392, 2798432, 3204656, 3548012, 3820936, 6209021, 6409312, 7096024, 7641872, 12418042, 14192048, 15283744, 24836084, 28384096, 49672168, 99344336, 198688672]

約数ペア:

[(1, 198688672), (2, 99344336), (4, 49672168), (7, 28384096), (8, 24836084), (13, 15283744), (14, 14192048), (16, 12418042), (26, 7641872), (28, 7096024), (31, 6409312), (32, 6209021), (52, 3820936), (56, 3548012), (62, 3204656), (71, 2798432), (91, 2183392), (104, 1910468), (112, 1774006), (124, 1602328), (142, 1399216), (182, 1091696), (208, 955234), (217, 915616), (224, 887003), (248, 801164), (284, 699608), (364, 545848), (403, 493024), (416, 477617), (434, 457808), (496, 400582), (497, 399776), (568, 349804), (728, 272924), (806, 246512), (868, 228904), (923, 215264), (961, 206752), (992, 200291), (994, 199888), (1136, 174902), (1456, 136462), (1612, 123256), (1736, 114452), (1846, 107632), (1922, 103376), (1988, 99944), (2201, 90272), (2272, 87451), (2821, 70432), (2912, 68231), (3224, 61628), (3472, 57226), (3692, 53816), (3844, 51688), (3976, 49972), (4402, 45136), (5642, 35216), (6448, 30814), (6461, 30752), (6727, 29536), (6944, 28613), (7384, 26908), (7688, 25844), (7952, 24986), (8804, 22568), (11284, 17608), (12493, 15904), (12896, 15407), (12922, 15376), (13454, 14768)]