81877992

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{227}}^1$

素因数の和:375

約数の個数: 128

約数和(自身を含む): 249523200

約数和(自身を除く): 167645208

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 113, 114, 133, 152, 168, 226, 227, 228, 266, 339, 399, 452, 454, 456, 532, 678, 681, 791, 798, 904, 908, 1064, 1356, 1362, 1582, 1589, 1596, 1816, 2147, 2373, 2712, 2724, 3164, 3178, 3192, 4294, 4313, 4746, 4767, 5448, 6328, 6356, 6441, 8588, 8626, 9492, 9534, 12712, 12882, 12939, 15029, 17176, 17252, 18984, 19068, 25651, 25764, 25878, 30058, 30191, 34504, 38136, 45087, 51302, 51528, 51756, 60116, 60382, 76953, 90174, 90573, 102604, 103512, 120232, 120764, 153906, 179557, 180348, 181146, 205208, 241528, 307812, 359114, 360696, 362292, 487369, 538671, 615624, 718228, 724584, 974738, 1077342, 1436456, 1462107, 1949476, 2154684, 2924214, 3411583, 3898952, 4309368, 5848428, 6823166, 10234749, 11696856, 13646332, 20469498, 27292664, 40938996, 81877992]

約数ペア:

[(1, 81877992), (2, 40938996), (3, 27292664), (4, 20469498), (6, 13646332), (7, 11696856), (8, 10234749), (12, 6823166), (14, 5848428), (19, 4309368), (21, 3898952), (24, 3411583), (28, 2924214), (38, 2154684), (42, 1949476), (56, 1462107), (57, 1436456), (76, 1077342), (84, 974738), (113, 724584), (114, 718228), (133, 615624), (152, 538671), (168, 487369), (226, 362292), (227, 360696), (228, 359114), (266, 307812), (339, 241528), (399, 205208), (452, 181146), (454, 180348), (456, 179557), (532, 153906), (678, 120764), (681, 120232), (791, 103512), (798, 102604), (904, 90573), (908, 90174), (1064, 76953), (1356, 60382), (1362, 60116), (1582, 51756), (1589, 51528), (1596, 51302), (1816, 45087), (2147, 38136), (2373, 34504), (2712, 30191), (2724, 30058), (3164, 25878), (3178, 25764), (3192, 25651), (4294, 19068), (4313, 18984), (4746, 17252), (4767, 17176), (5448, 15029), (6328, 12939), (6356, 12882), (6441, 12712), (8588, 9534), (8626, 9492)]