67544540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{439}}^1$

素因数の和:619

約数の個数: 72

約数和(自身を含む): 166430880

約数和(自身を除く): 98886340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 157, 196, 245, 314, 439, 490, 628, 785, 878, 980, 1099, 1570, 1756, 2195, 2198, 3073, 3140, 4390, 4396, 5495, 6146, 7693, 8780, 10990, 12292, 15365, 15386, 21511, 21980, 30730, 30772, 38465, 43022, 61460, 68923, 76930, 86044, 107555, 137846, 153860, 215110, 275692, 344615, 430220, 482461, 689230, 964922, 1378460, 1929844, 2412305, 3377227, 4824610, 6754454, 9649220, 13508908, 16886135, 33772270, 67544540]

約数ペア:

[(1, 67544540), (2, 33772270), (4, 16886135), (5, 13508908), (7, 9649220), (10, 6754454), (14, 4824610), (20, 3377227), (28, 2412305), (35, 1929844), (49, 1378460), (70, 964922), (98, 689230), (140, 482461), (157, 430220), (196, 344615), (245, 275692), (314, 215110), (439, 153860), (490, 137846), (628, 107555), (785, 86044), (878, 76930), (980, 68923), (1099, 61460), (1570, 43022), (1756, 38465), (2195, 30772), (2198, 30730), (3073, 21980), (3140, 21511), (4390, 15386), (4396, 15365), (5495, 12292), (6146, 10990), (7693, 8780)]