320664064

素因数分解:

$2^9\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1$

素因数の和:338

約数の個数: 160

約数和(自身を含む): 819054720

約数和(自身を除く): 498390656

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 32, 34, 38, 56, 64, 68, 76, 112, 119, 128, 133, 136, 152, 224, 238, 256, 266, 272, 277, 304, 323, 448, 476, 512, 532, 544, 554, 608, 646, 896, 952, 1064, 1088, 1108, 1216, 1292, 1792, 1904, 1939, 2128, 2176, 2216, 2261, 2432, 2584, 3584, 3808, 3878, 4256, 4352, 4432, 4522, 4709, 4864, 5168, 5263, 7616, 7756, 8512, 8704, 8864, 9044, 9418, 9728, 10336, 10526, 15232, 15512, 17024, 17728, 18088, 18836, 20672, 21052, 30464, 31024, 32963, 34048, 35456, 36176, 36841, 37672, 41344, 42104, 60928, 62048, 65926, 68096, 70912, 72352, 73682, 75344, 82688, 84208, 89471, 124096, 131852, 141824, 144704, 147364, 150688, 165376, 168416, 178942, 248192, 263704, 289408, 294728, 301376, 336832, 357884, 496384, 527408, 578816, 589456, 602752, 626297, 673664, 715768, 992768, 1054816, 1157632, 1178912, 1205504, 1252594, 1347328, 1431536, 2109632, 2357824, 2411008, 2505188, 2694656, 2863072, 4219264, 4715648, 5010376, 5726144, 8438528, 9431296, 10020752, 11452288, 16877056, 18862592, 20041504, 22904576, 40083008, 45809152, 80166016, 160332032, 320664064]

約数ペア:

[(1, 320664064), (2, 160332032), (4, 80166016), (7, 45809152), (8, 40083008), (14, 22904576), (16, 20041504), (17, 18862592), (19, 16877056), (28, 11452288), (32, 10020752), (34, 9431296), (38, 8438528), (56, 5726144), (64, 5010376), (68, 4715648), (76, 4219264), (112, 2863072), (119, 2694656), (128, 2505188), (133, 2411008), (136, 2357824), (152, 2109632), (224, 1431536), (238, 1347328), (256, 1252594), (266, 1205504), (272, 1178912), (277, 1157632), (304, 1054816), (323, 992768), (448, 715768), (476, 673664), (512, 626297), (532, 602752), (544, 589456), (554, 578816), (608, 527408), (646, 496384), (896, 357884), (952, 336832), (1064, 301376), (1088, 294728), (1108, 289408), (1216, 263704), (1292, 248192), (1792, 178942), (1904, 168416), (1939, 165376), (2128, 150688), (2176, 147364), (2216, 144704), (2261, 141824), (2432, 131852), (2584, 124096), (3584, 89471), (3808, 84208), (3878, 82688), (4256, 75344), (4352, 73682), (4432, 72352), (4522, 70912), (4709, 68096), (4864, 65926), (5168, 62048), (5263, 60928), (7616, 42104), (7756, 41344), (8512, 37672), (8704, 36841), (8864, 36176), (9044, 35456), (9418, 34048), (9728, 32963), (10336, 31024), (10526, 30464), (15232, 21052), (15512, 20672), (17024, 18836), (17728, 18088)]