721488384

素因数分解:

$2^9\times 3^6\times {\mathrm{1933}}^1$

素因数の和:1969

約数の個数: 140

約数和(自身を含む): 2162480826

約数和(自身を除く): 1440992442

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 243, 256, 288, 324, 384, 432, 486, 512, 576, 648, 729, 768, 864, 972, 1152, 1296, 1458, 1536, 1728, 1933, 1944, 2304, 2592, 2916, 3456, 3866, 3888, 4608, 5184, 5799, 5832, 6912, 7732, 7776, 10368, 11598, 11664, 13824, 15464, 15552, 17397, 20736, 23196, 23328, 30928, 31104, 34794, 41472, 46392, 46656, 52191, 61856, 62208, 69588, 92784, 93312, 104382, 123712, 124416, 139176, 156573, 185568, 186624, 208764, 247424, 278352, 313146, 371136, 373248, 417528, 469719, 494848, 556704, 626292, 742272, 835056, 939438, 989696, 1113408, 1252584, 1409157, 1484544, 1670112, 1878876, 2226816, 2505168, 2818314, 2969088, 3340224, 3757752, 4453632, 5010336, 5636628, 6680448, 7515504, 8907264, 10020672, 11273256, 13360896, 15031008, 20041344, 22546512, 26721792, 30062016, 40082688, 45093024, 60124032, 80165376, 90186048, 120248064, 180372096, 240496128, 360744192, 721488384]

約数ペア:

[(1, 721488384), (2, 360744192), (3, 240496128), (4, 180372096), (6, 120248064), (8, 90186048), (9, 80165376), (12, 60124032), (16, 45093024), (18, 40082688), (24, 30062016), (27, 26721792), (32, 22546512), (36, 20041344), (48, 15031008), (54, 13360896), (64, 11273256), (72, 10020672), (81, 8907264), (96, 7515504), (108, 6680448), (128, 5636628), (144, 5010336), (162, 4453632), (192, 3757752), (216, 3340224), (243, 2969088), (256, 2818314), (288, 2505168), (324, 2226816), (384, 1878876), (432, 1670112), (486, 1484544), (512, 1409157), (576, 1252584), (648, 1113408), (729, 989696), (768, 939438), (864, 835056), (972, 742272), (1152, 626292), (1296, 556704), (1458, 494848), (1536, 469719), (1728, 417528), (1933, 373248), (1944, 371136), (2304, 313146), (2592, 278352), (2916, 247424), (3456, 208764), (3866, 186624), (3888, 185568), (4608, 156573), (5184, 139176), (5799, 124416), (5832, 123712), (6912, 104382), (7732, 93312), (7776, 92784), (10368, 69588), (11598, 62208), (11664, 61856), (13824, 52191), (15464, 46656), (15552, 46392), (17397, 41472), (20736, 34794), (23196, 31104), (23328, 30928)]