78378664

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:231

約数の個数: 128

約数和(自身を含む): 196116480

約数和(自身を除く): 117737816

約数列:

[1, 2, 4, 7, 8, 13, 14, 23, 26, 28, 31, 46, 52, 56, 62, 91, 92, 104, 124, 151, 161, 182, 184, 217, 248, 299, 302, 322, 364, 403, 434, 598, 604, 644, 713, 728, 806, 868, 1057, 1196, 1208, 1288, 1426, 1612, 1736, 1963, 2093, 2114, 2392, 2821, 2852, 3224, 3473, 3926, 4186, 4228, 4681, 4991, 5642, 5704, 6946, 7852, 8372, 8456, 9269, 9362, 9982, 11284, 13741, 13892, 15704, 16744, 18538, 18724, 19964, 22568, 24311, 27482, 27784, 32767, 37076, 37448, 39928, 45149, 48622, 54964, 60853, 64883, 65534, 74152, 90298, 97244, 107663, 109928, 121706, 129766, 131068, 180596, 194488, 215326, 243412, 259532, 262136, 316043, 361192, 425971, 430652, 486824, 519064, 632086, 753641, 851942, 861304, 1264172, 1399619, 1507282, 1703884, 2528344, 2799238, 3014564, 3407768, 5598476, 6029128, 9797333, 11196952, 19594666, 39189332, 78378664]

約数ペア:

[(1, 78378664), (2, 39189332), (4, 19594666), (7, 11196952), (8, 9797333), (13, 6029128), (14, 5598476), (23, 3407768), (26, 3014564), (28, 2799238), (31, 2528344), (46, 1703884), (52, 1507282), (56, 1399619), (62, 1264172), (91, 861304), (92, 851942), (104, 753641), (124, 632086), (151, 519064), (161, 486824), (182, 430652), (184, 425971), (217, 361192), (248, 316043), (299, 262136), (302, 259532), (322, 243412), (364, 215326), (403, 194488), (434, 180596), (598, 131068), (604, 129766), (644, 121706), (713, 109928), (728, 107663), (806, 97244), (868, 90298), (1057, 74152), (1196, 65534), (1208, 64883), (1288, 60853), (1426, 54964), (1612, 48622), (1736, 45149), (1963, 39928), (2093, 37448), (2114, 37076), (2392, 32767), (2821, 27784), (2852, 27482), (3224, 24311), (3473, 22568), (3926, 19964), (4186, 18724), (4228, 18538), (4681, 16744), (4991, 15704), (5642, 13892), (5704, 13741), (6946, 11284), (7852, 9982), (8372, 9362), (8456, 9269)]