209807808

素因数分解:

$2^6\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{769}}^1$

素因数の和:827

約数の個数: 168

約数和(自身を含む): 668883600

約数和(自身を除く): 459075792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 32, 42, 48, 49, 56, 58, 64, 84, 87, 96, 98, 112, 116, 147, 168, 174, 192, 196, 203, 224, 232, 294, 336, 348, 392, 406, 448, 464, 588, 609, 672, 696, 769, 784, 812, 928, 1176, 1218, 1344, 1392, 1421, 1538, 1568, 1624, 1856, 2307, 2352, 2436, 2784, 2842, 3076, 3136, 3248, 4263, 4614, 4704, 4872, 5383, 5568, 5684, 6152, 6496, 8526, 9228, 9408, 9744, 10766, 11368, 12304, 12992, 16149, 17052, 18456, 19488, 21532, 22301, 22736, 24608, 32298, 34104, 36912, 37681, 38976, 43064, 44602, 45472, 49216, 64596, 66903, 68208, 73824, 75362, 86128, 89204, 90944, 113043, 129192, 133806, 136416, 147648, 150724, 156107, 172256, 178408, 226086, 258384, 267612, 272832, 301448, 312214, 344512, 356816, 452172, 468321, 516768, 535224, 602896, 624428, 713632, 904344, 936642, 1033536, 1070448, 1092749, 1205792, 1248856, 1427264, 1808688, 1873284, 2140896, 2185498, 2411584, 2497712, 3278247, 3617376, 3746568, 4281792, 4370996, 4995424, 6556494, 7234752, 7493136, 8741992, 9990848, 13112988, 14986272, 17483984, 26225976, 29972544, 34967968, 52451952, 69935936, 104903904, 209807808]

約数ペア:

[(1, 209807808), (2, 104903904), (3, 69935936), (4, 52451952), (6, 34967968), (7, 29972544), (8, 26225976), (12, 17483984), (14, 14986272), (16, 13112988), (21, 9990848), (24, 8741992), (28, 7493136), (29, 7234752), (32, 6556494), (42, 4995424), (48, 4370996), (49, 4281792), (56, 3746568), (58, 3617376), (64, 3278247), (84, 2497712), (87, 2411584), (96, 2185498), (98, 2140896), (112, 1873284), (116, 1808688), (147, 1427264), (168, 1248856), (174, 1205792), (192, 1092749), (196, 1070448), (203, 1033536), (224, 936642), (232, 904344), (294, 713632), (336, 624428), (348, 602896), (392, 535224), (406, 516768), (448, 468321), (464, 452172), (588, 356816), (609, 344512), (672, 312214), (696, 301448), (769, 272832), (784, 267612), (812, 258384), (928, 226086), (1176, 178408), (1218, 172256), (1344, 156107), (1392, 150724), (1421, 147648), (1538, 136416), (1568, 133806), (1624, 129192), (1856, 113043), (2307, 90944), (2352, 89204), (2436, 86128), (2784, 75362), (2842, 73824), (3076, 68208), (3136, 66903), (3248, 64596), (4263, 49216), (4614, 45472), (4704, 44602), (4872, 43064), (5383, 38976), (5568, 37681), (5684, 36912), (6152, 34104), (6496, 32298), (8526, 24608), (9228, 22736), (9408, 22301), (9744, 21532), (10766, 19488), (11368, 18456), (12304, 17052), (12992, 16149)]