120401680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3209}}^1$

素因数の和:3296

約数の個数: 80

約数和(自身を含む): 324800640

約数和(自身を除く): 204398960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 67, 70, 80, 112, 134, 140, 268, 280, 335, 469, 536, 560, 670, 938, 1072, 1340, 1876, 2345, 2680, 3209, 3752, 4690, 5360, 6418, 7504, 9380, 12836, 16045, 18760, 22463, 25672, 32090, 37520, 44926, 51344, 64180, 89852, 112315, 128360, 179704, 215003, 224630, 256720, 359408, 430006, 449260, 860012, 898520, 1075015, 1505021, 1720024, 1797040, 2150030, 3010042, 3440048, 4300060, 6020084, 7525105, 8600120, 12040168, 15050210, 17200240, 24080336, 30100420, 60200840, 120401680]

約数ペア:

[(1, 120401680), (2, 60200840), (4, 30100420), (5, 24080336), (7, 17200240), (8, 15050210), (10, 12040168), (14, 8600120), (16, 7525105), (20, 6020084), (28, 4300060), (35, 3440048), (40, 3010042), (56, 2150030), (67, 1797040), (70, 1720024), (80, 1505021), (112, 1075015), (134, 898520), (140, 860012), (268, 449260), (280, 430006), (335, 359408), (469, 256720), (536, 224630), (560, 215003), (670, 179704), (938, 128360), (1072, 112315), (1340, 89852), (1876, 64180), (2345, 51344), (2680, 44926), (3209, 37520), (3752, 32090), (4690, 25672), (5360, 22463), (6418, 18760), (7504, 16045), (9380, 12836)]