289551416

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1$

素因数の和:345

約数の個数: 128

約数和(自身を含む): 716636160

約数和(自身を除く): 427084744

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 44, 46, 56, 77, 88, 92, 107, 154, 161, 184, 191, 214, 253, 308, 322, 382, 428, 506, 616, 644, 749, 764, 856, 1012, 1177, 1288, 1337, 1498, 1528, 1771, 2024, 2101, 2354, 2461, 2674, 2996, 3542, 4202, 4393, 4708, 4922, 5348, 5992, 7084, 8239, 8404, 8786, 9416, 9844, 10696, 14168, 14707, 16478, 16808, 17227, 17572, 19688, 20437, 27071, 29414, 30751, 32956, 34454, 35144, 40874, 48323, 54142, 58828, 61502, 65912, 68908, 81748, 96646, 108284, 117656, 123004, 137816, 143059, 163496, 189497, 193292, 216568, 224807, 246008, 286118, 338261, 378994, 386584, 449614, 470051, 572236, 676522, 757988, 899228, 940102, 1144472, 1353044, 1515976, 1573649, 1798456, 1880204, 2706088, 3147298, 3290357, 3760408, 5170561, 6294596, 6580714, 10341122, 12589192, 13161428, 20682244, 26322856, 36193927, 41364488, 72387854, 144775708, 289551416]

約数ペア:

[(1, 289551416), (2, 144775708), (4, 72387854), (7, 41364488), (8, 36193927), (11, 26322856), (14, 20682244), (22, 13161428), (23, 12589192), (28, 10341122), (44, 6580714), (46, 6294596), (56, 5170561), (77, 3760408), (88, 3290357), (92, 3147298), (107, 2706088), (154, 1880204), (161, 1798456), (184, 1573649), (191, 1515976), (214, 1353044), (253, 1144472), (308, 940102), (322, 899228), (382, 757988), (428, 676522), (506, 572236), (616, 470051), (644, 449614), (749, 386584), (764, 378994), (856, 338261), (1012, 286118), (1177, 246008), (1288, 224807), (1337, 216568), (1498, 193292), (1528, 189497), (1771, 163496), (2024, 143059), (2101, 137816), (2354, 123004), (2461, 117656), (2674, 108284), (2996, 96646), (3542, 81748), (4202, 68908), (4393, 65912), (4708, 61502), (4922, 58828), (5348, 54142), (5992, 48323), (7084, 40874), (8239, 35144), (8404, 34454), (8786, 32956), (9416, 30751), (9844, 29414), (10696, 27071), (14168, 20437), (14707, 19688), (16478, 17572), (16808, 17227)]