126171640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{809}}^1$

素因数の和:1384

約数の個数: 64

約数和(自身を含む): 325425600

約数和(自身を除く): 199253960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 557, 809, 1114, 1618, 2228, 2785, 3236, 3899, 4045, 4456, 5570, 5663, 6472, 7798, 8090, 11140, 11326, 15596, 16180, 19495, 22280, 22652, 28315, 31192, 32360, 38990, 45304, 56630, 77980, 113260, 155960, 226520, 450613, 901226, 1802452, 2253065, 3154291, 3604904, 4506130, 6308582, 9012260, 12617164, 15771455, 18024520, 25234328, 31542910, 63085820, 126171640]

約数ペア:

[(1, 126171640), (2, 63085820), (4, 31542910), (5, 25234328), (7, 18024520), (8, 15771455), (10, 12617164), (14, 9012260), (20, 6308582), (28, 4506130), (35, 3604904), (40, 3154291), (56, 2253065), (70, 1802452), (140, 901226), (280, 450613), (557, 226520), (809, 155960), (1114, 113260), (1618, 77980), (2228, 56630), (2785, 45304), (3236, 38990), (3899, 32360), (4045, 31192), (4456, 28315), (5570, 22652), (5663, 22280), (6472, 19495), (7798, 16180), (8090, 15596), (11140, 11326)]