687312

素因数分解:

$2^4\times 3^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:97

約数の個数: 80

約数和(自身を含む): 2073280

約数和(自身を除く): 1385968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 37, 43, 48, 54, 72, 74, 86, 108, 111, 129, 144, 148, 172, 216, 222, 258, 296, 333, 344, 387, 432, 444, 516, 592, 666, 688, 774, 888, 999, 1032, 1161, 1332, 1548, 1591, 1776, 1998, 2064, 2322, 2664, 3096, 3182, 3996, 4644, 4773, 5328, 6192, 6364, 7992, 9288, 9546, 12728, 14319, 15984, 18576, 19092, 25456, 28638, 38184, 42957, 57276, 76368, 85914, 114552, 171828, 229104, 343656, 687312]

約数ペア:

[(1, 687312), (2, 343656), (3, 229104), (4, 171828), (6, 114552), (8, 85914), (9, 76368), (12, 57276), (16, 42957), (18, 38184), (24, 28638), (27, 25456), (36, 19092), (37, 18576), (43, 15984), (48, 14319), (54, 12728), (72, 9546), (74, 9288), (86, 7992), (108, 6364), (111, 6192), (129, 5328), (144, 4773), (148, 4644), (172, 3996), (216, 3182), (222, 3096), (258, 2664), (296, 2322), (333, 2064), (344, 1998), (387, 1776), (432, 1591), (444, 1548), (516, 1332), (592, 1161), (666, 1032), (688, 999), (774, 888)]