51329880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{20369}}^1$

素因数の和:20393

約数の個数: 96

約数和(自身を含む): 190663200

約数和(自身を除く): 139333320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 20369, 40738, 61107, 81476, 101845, 122214, 142583, 162952, 183321, 203690, 244428, 285166, 305535, 366642, 407380, 427749, 488856, 570332, 611070, 712915, 733284, 814760, 855498, 916605, 1140664, 1222140, 1283247, 1425830, 1466568, 1710996, 1833210, 2138745, 2444280, 2566494, 2851660, 3421992, 3666420, 4277490, 5132988, 5703320, 6416235, 7332840, 8554980, 10265976, 12832470, 17109960, 25664940, 51329880]

約数ペア:

[(1, 51329880), (2, 25664940), (3, 17109960), (4, 12832470), (5, 10265976), (6, 8554980), (7, 7332840), (8, 6416235), (9, 5703320), (10, 5132988), (12, 4277490), (14, 3666420), (15, 3421992), (18, 2851660), (20, 2566494), (21, 2444280), (24, 2138745), (28, 1833210), (30, 1710996), (35, 1466568), (36, 1425830), (40, 1283247), (42, 1222140), (45, 1140664), (56, 916605), (60, 855498), (63, 814760), (70, 733284), (72, 712915), (84, 611070), (90, 570332), (105, 488856), (120, 427749), (126, 407380), (140, 366642), (168, 305535), (180, 285166), (210, 244428), (252, 203690), (280, 183321), (315, 162952), (360, 142583), (420, 122214), (504, 101845), (630, 81476), (840, 61107), (1260, 40738), (2520, 20369)]