181256376

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{769}}^1$

素因数の和:869

約数の個数: 128

約数和(自身を含む): 549964800

約数和(自身を除く): 368708424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 61, 69, 84, 92, 122, 138, 161, 168, 183, 184, 244, 276, 322, 366, 427, 483, 488, 552, 644, 732, 769, 854, 966, 1281, 1288, 1403, 1464, 1538, 1708, 1932, 2307, 2562, 2806, 3076, 3416, 3864, 4209, 4614, 5124, 5383, 5612, 6152, 8418, 9228, 9821, 10248, 10766, 11224, 16149, 16836, 17687, 18456, 19642, 21532, 29463, 32298, 33672, 35374, 39284, 43064, 46909, 53061, 58926, 64596, 70748, 78568, 93818, 106122, 117852, 123809, 129192, 140727, 141496, 187636, 212244, 235704, 247618, 281454, 328363, 371427, 375272, 424488, 495236, 562908, 656726, 742854, 985089, 990472, 1078907, 1125816, 1313452, 1485708, 1970178, 2157814, 2626904, 2971416, 3236721, 3940356, 4315628, 6473442, 7552349, 7880712, 8631256, 12946884, 15104698, 22657047, 25893768, 30209396, 45314094, 60418792, 90628188, 181256376]

約数ペア:

[(1, 181256376), (2, 90628188), (3, 60418792), (4, 45314094), (6, 30209396), (7, 25893768), (8, 22657047), (12, 15104698), (14, 12946884), (21, 8631256), (23, 7880712), (24, 7552349), (28, 6473442), (42, 4315628), (46, 3940356), (56, 3236721), (61, 2971416), (69, 2626904), (84, 2157814), (92, 1970178), (122, 1485708), (138, 1313452), (161, 1125816), (168, 1078907), (183, 990472), (184, 985089), (244, 742854), (276, 656726), (322, 562908), (366, 495236), (427, 424488), (483, 375272), (488, 371427), (552, 328363), (644, 281454), (732, 247618), (769, 235704), (854, 212244), (966, 187636), (1281, 141496), (1288, 140727), (1403, 129192), (1464, 123809), (1538, 117852), (1708, 106122), (1932, 93818), (2307, 78568), (2562, 70748), (2806, 64596), (3076, 58926), (3416, 53061), (3864, 46909), (4209, 43064), (4614, 39284), (5124, 35374), (5383, 33672), (5612, 32298), (6152, 29463), (8418, 21532), (9228, 19642), (9821, 18456), (10248, 17687), (10766, 16836), (11224, 16149)]