1315682816

素因数分解:

$2^9\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^2$

素因数の和:322

約数の個数: 120

約数和(自身を含む): 3185376480

約数和(自身を除く): 1869693664

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 139, 152, 224, 256, 266, 278, 304, 448, 512, 532, 556, 608, 896, 973, 1064, 1112, 1216, 1792, 1946, 2128, 2224, 2432, 2641, 3584, 3892, 4256, 4448, 4864, 5282, 7784, 8512, 8896, 9728, 10564, 15568, 17024, 17792, 18487, 19321, 21128, 31136, 34048, 35584, 36974, 38642, 42256, 62272, 68096, 71168, 73948, 77284, 84512, 124544, 135247, 147896, 154568, 169024, 249088, 270494, 295792, 309136, 338048, 367099, 498176, 540988, 591584, 618272, 676096, 734198, 1081976, 1183168, 1236544, 1352192, 1468396, 2163952, 2366336, 2473088, 2569693, 2936792, 4327904, 4732672, 4946176, 5139386, 5873584, 8655808, 9465344, 9892352, 10278772, 11747168, 17311616, 20557544, 23494336, 34623232, 41115088, 46988672, 69246464, 82230176, 93977344, 164460352, 187954688, 328920704, 657841408, 1315682816]

約数ペア:

[(1, 1315682816), (2, 657841408), (4, 328920704), (7, 187954688), (8, 164460352), (14, 93977344), (16, 82230176), (19, 69246464), (28, 46988672), (32, 41115088), (38, 34623232), (56, 23494336), (64, 20557544), (76, 17311616), (112, 11747168), (128, 10278772), (133, 9892352), (139, 9465344), (152, 8655808), (224, 5873584), (256, 5139386), (266, 4946176), (278, 4732672), (304, 4327904), (448, 2936792), (512, 2569693), (532, 2473088), (556, 2366336), (608, 2163952), (896, 1468396), (973, 1352192), (1064, 1236544), (1112, 1183168), (1216, 1081976), (1792, 734198), (1946, 676096), (2128, 618272), (2224, 591584), (2432, 540988), (2641, 498176), (3584, 367099), (3892, 338048), (4256, 309136), (4448, 295792), (4864, 270494), (5282, 249088), (7784, 169024), (8512, 154568), (8896, 147896), (9728, 135247), (10564, 124544), (15568, 84512), (17024, 77284), (17792, 73948), (18487, 71168), (19321, 68096), (21128, 62272), (31136, 42256), (34048, 38642), (35584, 36974)]