155421534

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1$

素因数の和:625

約数の個数: 64

約数和(自身を含む): 339264000

約数和(自身を除く): 183842466

約数列:

[1, 2, 3, 6, 23, 37, 46, 61, 69, 74, 111, 122, 138, 183, 222, 366, 499, 851, 998, 1403, 1497, 1702, 2257, 2553, 2806, 2994, 4209, 4514, 5106, 6771, 8418, 11477, 13542, 18463, 22954, 30439, 34431, 36926, 51911, 55389, 60878, 68862, 91317, 103822, 110778, 155733, 182634, 311466, 424649, 700097, 849298, 1126243, 1273947, 1400194, 2100291, 2252486, 2547894, 3378729, 4200582, 6757458, 25903589, 51807178, 77710767, 155421534]

約数ペア:

[(1, 155421534), (2, 77710767), (3, 51807178), (6, 25903589), (23, 6757458), (37, 4200582), (46, 3378729), (61, 2547894), (69, 2252486), (74, 2100291), (111, 1400194), (122, 1273947), (138, 1126243), (183, 849298), (222, 700097), (366, 424649), (499, 311466), (851, 182634), (998, 155733), (1403, 110778), (1497, 103822), (1702, 91317), (2257, 68862), (2553, 60878), (2806, 55389), (2994, 51911), (4209, 36926), (4514, 34431), (5106, 30439), (6771, 22954), (8418, 18463), (11477, 13542)]