721490112

素因数分解:

$2^6\times 3^3\times 7^2\times {\mathrm{8521}}^1$

素因数の和:8556

約数の個数: 168

約数和(自身を含む): 2467630320

約数和(自身を除く): 1746140208

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 64, 72, 84, 96, 98, 108, 112, 126, 144, 147, 168, 189, 192, 196, 216, 224, 252, 288, 294, 336, 378, 392, 432, 441, 448, 504, 576, 588, 672, 756, 784, 864, 882, 1008, 1176, 1323, 1344, 1512, 1568, 1728, 1764, 2016, 2352, 2646, 3024, 3136, 3528, 4032, 4704, 5292, 6048, 7056, 8521, 9408, 10584, 12096, 14112, 17042, 21168, 25563, 28224, 34084, 42336, 51126, 59647, 68168, 76689, 84672, 102252, 119294, 136336, 153378, 178941, 204504, 230067, 238588, 272672, 306756, 357882, 409008, 417529, 460134, 477176, 536823, 545344, 613512, 715764, 818016, 835058, 920268, 954352, 1073646, 1227024, 1252587, 1431528, 1610469, 1636032, 1670116, 1840536, 1908704, 2147292, 2454048, 2505174, 2863056, 3220938, 3340232, 3681072, 3757761, 3817408, 4294584, 4908096, 5010348, 5726112, 6441876, 6680464, 7362144, 7515522, 8589168, 10020696, 11273283, 11452224, 12883752, 13360928, 14724288, 15031044, 17178336, 20041392, 22546566, 25767504, 26721856, 30062088, 34356672, 40082784, 45093132, 51535008, 60124176, 80165568, 90186264, 103070016, 120248352, 180372528, 240496704, 360745056, 721490112]

約数ペア:

[(1, 721490112), (2, 360745056), (3, 240496704), (4, 180372528), (6, 120248352), (7, 103070016), (8, 90186264), (9, 80165568), (12, 60124176), (14, 51535008), (16, 45093132), (18, 40082784), (21, 34356672), (24, 30062088), (27, 26721856), (28, 25767504), (32, 22546566), (36, 20041392), (42, 17178336), (48, 15031044), (49, 14724288), (54, 13360928), (56, 12883752), (63, 11452224), (64, 11273283), (72, 10020696), (84, 8589168), (96, 7515522), (98, 7362144), (108, 6680464), (112, 6441876), (126, 5726112), (144, 5010348), (147, 4908096), (168, 4294584), (189, 3817408), (192, 3757761), (196, 3681072), (216, 3340232), (224, 3220938), (252, 2863056), (288, 2505174), (294, 2454048), (336, 2147292), (378, 1908704), (392, 1840536), (432, 1670116), (441, 1636032), (448, 1610469), (504, 1431528), (576, 1252587), (588, 1227024), (672, 1073646), (756, 954352), (784, 920268), (864, 835058), (882, 818016), (1008, 715764), (1176, 613512), (1323, 545344), (1344, 536823), (1512, 477176), (1568, 460134), (1728, 417529), (1764, 409008), (2016, 357882), (2352, 306756), (2646, 272672), (3024, 238588), (3136, 230067), (3528, 204504), (4032, 178941), (4704, 153378), (5292, 136336), (6048, 119294), (7056, 102252), (8521, 84672), (9408, 76689), (10584, 68168), (12096, 59647), (14112, 51126), (17042, 42336), (21168, 34084), (25563, 28224)]