201021440

素因数分解:

$2^{11}\times 5^1\times {\mathrm{67}}^1\times {\mathrm{293}}^1$

素因数の和:387

約数の個数: 96

約数和(自身を含む): 491203440

約数和(自身を除く): 290182000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 128, 134, 160, 256, 268, 293, 320, 335, 512, 536, 586, 640, 670, 1024, 1072, 1172, 1280, 1340, 1465, 2048, 2144, 2344, 2560, 2680, 2930, 4288, 4688, 5120, 5360, 5860, 8576, 9376, 10240, 10720, 11720, 17152, 18752, 19631, 21440, 23440, 34304, 37504, 39262, 42880, 46880, 68608, 75008, 78524, 85760, 93760, 98155, 137216, 150016, 157048, 171520, 187520, 196310, 300032, 314096, 343040, 375040, 392620, 600064, 628192, 686080, 750080, 785240, 1256384, 1500160, 1570480, 2512768, 3000320, 3140960, 5025536, 6281920, 10051072, 12563840, 20102144, 25127680, 40204288, 50255360, 100510720, 201021440]

約数ペア:

[(1, 201021440), (2, 100510720), (4, 50255360), (5, 40204288), (8, 25127680), (10, 20102144), (16, 12563840), (20, 10051072), (32, 6281920), (40, 5025536), (64, 3140960), (67, 3000320), (80, 2512768), (128, 1570480), (134, 1500160), (160, 1256384), (256, 785240), (268, 750080), (293, 686080), (320, 628192), (335, 600064), (512, 392620), (536, 375040), (586, 343040), (640, 314096), (670, 300032), (1024, 196310), (1072, 187520), (1172, 171520), (1280, 157048), (1340, 150016), (1465, 137216), (2048, 98155), (2144, 93760), (2344, 85760), (2560, 78524), (2680, 75008), (2930, 68608), (4288, 46880), (4688, 42880), (5120, 39262), (5360, 37504), (5860, 34304), (8576, 23440), (9376, 21440), (10240, 19631), (10720, 18752), (11720, 17152)]