81680376

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{1871}}^1$

素因数の和:2004

約数の個数: 64

約数和(自身を含む): 218350080

約数和(自身を除く): 136669704

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 107, 136, 204, 214, 321, 408, 428, 642, 856, 1284, 1819, 1871, 2568, 3638, 3742, 5457, 5613, 7276, 7484, 10914, 11226, 14552, 14968, 21828, 22452, 31807, 43656, 44904, 63614, 95421, 127228, 190842, 200197, 254456, 381684, 400394, 600591, 763368, 800788, 1201182, 1601576, 2402364, 3403349, 4804728, 6806698, 10210047, 13613396, 20420094, 27226792, 40840188, 81680376]

約数ペア:

[(1, 81680376), (2, 40840188), (3, 27226792), (4, 20420094), (6, 13613396), (8, 10210047), (12, 6806698), (17, 4804728), (24, 3403349), (34, 2402364), (51, 1601576), (68, 1201182), (102, 800788), (107, 763368), (136, 600591), (204, 400394), (214, 381684), (321, 254456), (408, 200197), (428, 190842), (642, 127228), (856, 95421), (1284, 63614), (1819, 44904), (1871, 43656), (2568, 31807), (3638, 22452), (3742, 21828), (5457, 14968), (5613, 14552), (7276, 11226), (7484, 10914)]