169968106580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{297991}}^1$

素因数の和:298117

約数の個数: 72

約数和(自身を含む): 381477438720

約数和(自身を除く): 211509332140

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 316, 361, 380, 395, 722, 790, 1444, 1501, 1580, 1805, 3002, 3610, 6004, 7220, 7505, 15010, 28519, 30020, 57038, 114076, 142595, 285190, 297991, 570380, 595982, 1191964, 1489955, 2979910, 5661829, 5959820, 11323658, 22647316, 23541289, 28309145, 47082578, 56618290, 94165156, 107574751, 113236580, 117706445, 215149502, 235412890, 430299004, 447284491, 470825780, 537873755, 894568982, 1075747510, 1789137964, 2151495020, 2236422455, 4472844910, 8498405329, 8945689820, 16996810658, 33993621316, 42492026645, 84984053290, 169968106580]

約数ペア:

[(1, 169968106580), (2, 84984053290), (4, 42492026645), (5, 33993621316), (10, 16996810658), (19, 8945689820), (20, 8498405329), (38, 4472844910), (76, 2236422455), (79, 2151495020), (95, 1789137964), (158, 1075747510), (190, 894568982), (316, 537873755), (361, 470825780), (380, 447284491), (395, 430299004), (722, 235412890), (790, 215149502), (1444, 117706445), (1501, 113236580), (1580, 107574751), (1805, 94165156), (3002, 56618290), (3610, 47082578), (6004, 28309145), (7220, 23541289), (7505, 22647316), (15010, 11323658), (28519, 5959820), (30020, 5661829), (57038, 2979910), (114076, 1489955), (142595, 1191964), (285190, 595982), (297991, 570380)]