201997880320

素因数分解:

$2^{10}\times 5^1\times {\mathrm{313}}^1\times {\mathrm{126047}}^1$

素因数の和:126385

約数の個数: 88

約数和(自身を含む): 486110162304

約数和(自身を除く): 284112281984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 313, 320, 512, 626, 640, 1024, 1252, 1280, 1565, 2504, 2560, 3130, 5008, 5120, 6260, 10016, 12520, 20032, 25040, 40064, 50080, 80128, 100160, 126047, 160256, 200320, 252094, 320512, 400640, 504188, 630235, 801280, 1008376, 1260470, 1602560, 2016752, 2520940, 4033504, 5041880, 8067008, 10083760, 16134016, 20167520, 32268032, 39452711, 40335040, 64536064, 78905422, 80670080, 129072128, 157810844, 161340160, 197263555, 315621688, 322680320, 394527110, 631243376, 645360640, 789054220, 1262486752, 1578108440, 2524973504, 3156216880, 5049947008, 6312433760, 10099894016, 12624867520, 20199788032, 25249735040, 40399576064, 50499470080, 100998940160, 201997880320]

約数ペア:

[(1, 201997880320), (2, 100998940160), (4, 50499470080), (5, 40399576064), (8, 25249735040), (10, 20199788032), (16, 12624867520), (20, 10099894016), (32, 6312433760), (40, 5049947008), (64, 3156216880), (80, 2524973504), (128, 1578108440), (160, 1262486752), (256, 789054220), (313, 645360640), (320, 631243376), (512, 394527110), (626, 322680320), (640, 315621688), (1024, 197263555), (1252, 161340160), (1280, 157810844), (1565, 129072128), (2504, 80670080), (2560, 78905422), (3130, 64536064), (5008, 40335040), (5120, 39452711), (6260, 32268032), (10016, 20167520), (12520, 16134016), (20032, 10083760), (25040, 8067008), (40064, 5041880), (50080, 4033504), (80128, 2520940), (100160, 2016752), (126047, 1602560), (160256, 1260470), (200320, 1008376), (252094, 801280), (320512, 630235), (400640, 504188)]