16353920

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1$

素因数の和:154

約数の個数: 128

約数和(自身を含む): 44945280

約数和(自身を除く): 28591360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 55, 64, 80, 88, 92, 101, 110, 115, 128, 160, 176, 184, 202, 220, 230, 253, 320, 352, 368, 404, 440, 460, 505, 506, 640, 704, 736, 808, 880, 920, 1010, 1012, 1111, 1265, 1408, 1472, 1616, 1760, 1840, 2020, 2024, 2222, 2323, 2530, 2944, 3232, 3520, 3680, 4040, 4048, 4444, 4646, 5060, 5555, 6464, 7040, 7360, 8080, 8096, 8888, 9292, 10120, 11110, 11615, 12928, 14720, 16160, 16192, 17776, 18584, 20240, 22220, 23230, 25553, 32320, 32384, 35552, 37168, 40480, 44440, 46460, 51106, 64640, 71104, 74336, 80960, 88880, 92920, 102212, 127765, 142208, 148672, 161920, 177760, 185840, 204424, 255530, 297344, 355520, 371680, 408848, 511060, 711040, 743360, 817696, 1022120, 1486720, 1635392, 2044240, 3270784, 4088480, 8176960, 16353920]

約数ペア:

[(1, 16353920), (2, 8176960), (4, 4088480), (5, 3270784), (8, 2044240), (10, 1635392), (11, 1486720), (16, 1022120), (20, 817696), (22, 743360), (23, 711040), (32, 511060), (40, 408848), (44, 371680), (46, 355520), (55, 297344), (64, 255530), (80, 204424), (88, 185840), (92, 177760), (101, 161920), (110, 148672), (115, 142208), (128, 127765), (160, 102212), (176, 92920), (184, 88880), (202, 80960), (220, 74336), (230, 71104), (253, 64640), (320, 51106), (352, 46460), (368, 44440), (404, 40480), (440, 37168), (460, 35552), (505, 32384), (506, 32320), (640, 25553), (704, 23230), (736, 22220), (808, 20240), (880, 18584), (920, 17776), (1010, 16192), (1012, 16160), (1111, 14720), (1265, 12928), (1408, 11615), (1472, 11110), (1616, 10120), (1760, 9292), (1840, 8888), (2020, 8096), (2024, 8080), (2222, 7360), (2323, 7040), (2530, 6464), (2944, 5555), (3232, 5060), (3520, 4646), (3680, 4444), (4040, 4048)]