266740040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{20269}}^1$

素因数の和:20334

約数の個数: 64

約数和(自身を含む): 700531200

約数和(自身を除く): 433791160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1316, 1645, 1880, 2632, 3290, 6580, 13160, 20269, 40538, 81076, 101345, 141883, 162152, 202690, 283766, 405380, 567532, 709415, 810760, 952643, 1135064, 1418830, 1905286, 2837660, 3810572, 4763215, 5675320, 6668501, 7621144, 9526430, 13337002, 19052860, 26674004, 33342505, 38105720, 53348008, 66685010, 133370020, 266740040]

約数ペア:

[(1, 266740040), (2, 133370020), (4, 66685010), (5, 53348008), (7, 38105720), (8, 33342505), (10, 26674004), (14, 19052860), (20, 13337002), (28, 9526430), (35, 7621144), (40, 6668501), (47, 5675320), (56, 4763215), (70, 3810572), (94, 2837660), (140, 1905286), (188, 1418830), (235, 1135064), (280, 952643), (329, 810760), (376, 709415), (470, 567532), (658, 405380), (940, 283766), (1316, 202690), (1645, 162152), (1880, 141883), (2632, 101345), (3290, 81076), (6580, 40538), (13160, 20269)]