218993488

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{563}}^1$

素因数の和:752

約数の個数: 80

約数和(自身を含む): 510253056

約数和(自身を除く): 291259568

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 151, 161, 184, 302, 322, 368, 563, 604, 644, 1057, 1126, 1208, 1288, 2114, 2252, 2416, 2576, 3473, 3941, 4228, 4504, 6946, 7882, 8456, 9008, 12949, 13892, 15764, 16912, 24311, 25898, 27784, 31528, 48622, 51796, 55568, 63056, 85013, 90643, 97244, 103592, 170026, 181286, 194488, 207184, 340052, 362572, 388976, 595091, 680104, 725144, 1190182, 1360208, 1450288, 1955299, 2380364, 3910598, 4760728, 7821196, 9521456, 13687093, 15642392, 27374186, 31284784, 54748372, 109496744, 218993488]

約数ペア:

[(1, 218993488), (2, 109496744), (4, 54748372), (7, 31284784), (8, 27374186), (14, 15642392), (16, 13687093), (23, 9521456), (28, 7821196), (46, 4760728), (56, 3910598), (92, 2380364), (112, 1955299), (151, 1450288), (161, 1360208), (184, 1190182), (302, 725144), (322, 680104), (368, 595091), (563, 388976), (604, 362572), (644, 340052), (1057, 207184), (1126, 194488), (1208, 181286), (1288, 170026), (2114, 103592), (2252, 97244), (2416, 90643), (2576, 85013), (3473, 63056), (3941, 55568), (4228, 51796), (4504, 48622), (6946, 31528), (7882, 27784), (8456, 25898), (9008, 24311), (12949, 16912), (13892, 15764)]