78987408

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{337}}^1$

素因数の和:624

約数の個数: 80

約数和(自身を含む): 216265920

約数和(自身を除く): 137278512

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 257, 304, 337, 456, 514, 674, 771, 912, 1011, 1028, 1348, 1542, 2022, 2056, 2696, 3084, 4044, 4112, 4883, 5392, 6168, 6403, 8088, 9766, 12336, 12806, 14649, 16176, 19209, 19532, 25612, 29298, 38418, 39064, 51224, 58596, 76836, 78128, 86609, 102448, 117192, 153672, 173218, 234384, 259827, 307344, 346436, 519654, 692872, 1039308, 1385744, 1645571, 2078616, 3291142, 4157232, 4936713, 6582284, 9873426, 13164568, 19746852, 26329136, 39493704, 78987408]

約数ペア:

[(1, 78987408), (2, 39493704), (3, 26329136), (4, 19746852), (6, 13164568), (8, 9873426), (12, 6582284), (16, 4936713), (19, 4157232), (24, 3291142), (38, 2078616), (48, 1645571), (57, 1385744), (76, 1039308), (114, 692872), (152, 519654), (228, 346436), (257, 307344), (304, 259827), (337, 234384), (456, 173218), (514, 153672), (674, 117192), (771, 102448), (912, 86609), (1011, 78128), (1028, 76836), (1348, 58596), (1542, 51224), (2022, 39064), (2056, 38418), (2696, 29298), (3084, 25612), (4044, 19532), (4112, 19209), (4883, 16176), (5392, 14649), (6168, 12806), (6403, 12336), (8088, 9766)]