102425820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{243871}}^1$

素因数の和:243890

約数の個数: 48

約数和(自身を含む): 327763968

約数和(自身を除く): 225338148

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 243871, 487742, 731613, 975484, 1219355, 1463226, 1707097, 2438710, 2926452, 3414194, 3658065, 4877420, 5121291, 6828388, 7316130, 8535485, 10242582, 14632260, 17070970, 20485164, 25606455, 34141940, 51212910, 102425820]

約数ペア:

[(1, 102425820), (2, 51212910), (3, 34141940), (4, 25606455), (5, 20485164), (6, 17070970), (7, 14632260), (10, 10242582), (12, 8535485), (14, 7316130), (15, 6828388), (20, 5121291), (21, 4877420), (28, 3658065), (30, 3414194), (35, 2926452), (42, 2438710), (60, 1707097), (70, 1463226), (84, 1219355), (105, 975484), (140, 731613), (210, 487742), (420, 243871)]