217699520

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{23459}}^1$

素因数の和:23505

約数の個数: 56

約数和(自身を含む): 536295600

約数和(自身を除く): 318596080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 145, 160, 232, 290, 320, 464, 580, 928, 1160, 1856, 2320, 4640, 9280, 23459, 46918, 93836, 117295, 187672, 234590, 375344, 469180, 680311, 750688, 938360, 1360622, 1501376, 1876720, 2721244, 3401555, 3753440, 5442488, 6803110, 7506880, 10884976, 13606220, 21769952, 27212440, 43539904, 54424880, 108849760, 217699520]

約数ペア:

[(1, 217699520), (2, 108849760), (4, 54424880), (5, 43539904), (8, 27212440), (10, 21769952), (16, 13606220), (20, 10884976), (29, 7506880), (32, 6803110), (40, 5442488), (58, 3753440), (64, 3401555), (80, 2721244), (116, 1876720), (145, 1501376), (160, 1360622), (232, 938360), (290, 750688), (320, 680311), (464, 469180), (580, 375344), (928, 234590), (1160, 187672), (1856, 117295), (2320, 93836), (4640, 46918), (9280, 23459)]