138372080

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{3209}}^1$

素因数の和:3247

約数の個数: 120

約数和(自身を含む): 408389040

約数和(自身を除く): 270016960

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 176, 196, 220, 245, 280, 308, 385, 392, 440, 490, 539, 560, 616, 770, 784, 880, 980, 1078, 1232, 1540, 1960, 2156, 2695, 3080, 3209, 3920, 4312, 5390, 6160, 6418, 8624, 10780, 12836, 16045, 21560, 22463, 25672, 32090, 35299, 43120, 44926, 51344, 64180, 70598, 89852, 112315, 128360, 141196, 157241, 176495, 179704, 224630, 247093, 256720, 282392, 314482, 352990, 359408, 449260, 494186, 564784, 628964, 705980, 786205, 898520, 988372, 1235465, 1257928, 1411960, 1572410, 1729651, 1797040, 1976744, 2470930, 2515856, 2823920, 3144820, 3459302, 3953488, 4941860, 6289640, 6918604, 8648255, 9883720, 12579280, 13837208, 17296510, 19767440, 27674416, 34593020, 69186040, 138372080]

約数ペア:

[(1, 138372080), (2, 69186040), (4, 34593020), (5, 27674416), (7, 19767440), (8, 17296510), (10, 13837208), (11, 12579280), (14, 9883720), (16, 8648255), (20, 6918604), (22, 6289640), (28, 4941860), (35, 3953488), (40, 3459302), (44, 3144820), (49, 2823920), (55, 2515856), (56, 2470930), (70, 1976744), (77, 1797040), (80, 1729651), (88, 1572410), (98, 1411960), (110, 1257928), (112, 1235465), (140, 988372), (154, 898520), (176, 786205), (196, 705980), (220, 628964), (245, 564784), (280, 494186), (308, 449260), (385, 359408), (392, 352990), (440, 314482), (490, 282392), (539, 256720), (560, 247093), (616, 224630), (770, 179704), (784, 176495), (880, 157241), (980, 141196), (1078, 128360), (1232, 112315), (1540, 89852), (1960, 70598), (2156, 64180), (2695, 51344), (3080, 44926), (3209, 43120), (3920, 35299), (4312, 32090), (5390, 25672), (6160, 22463), (6418, 21560), (8624, 16045), (10780, 12836)]