27688080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{16481}}^1$

素因数の和:16504

約数の個数: 80

約数和(自身を含む): 98100864

約数和(自身を除く): 70412784

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 16481, 32962, 49443, 65924, 82405, 98886, 115367, 131848, 164810, 197772, 230734, 247215, 263696, 329620, 346101, 395544, 461468, 494430, 576835, 659240, 692202, 791088, 922936, 988860, 1153670, 1318480, 1384404, 1730505, 1845872, 1977720, 2307340, 2768808, 3461010, 3955440, 4614680, 5537616, 6922020, 9229360, 13844040, 27688080]

約数ペア:

[(1, 27688080), (2, 13844040), (3, 9229360), (4, 6922020), (5, 5537616), (6, 4614680), (7, 3955440), (8, 3461010), (10, 2768808), (12, 2307340), (14, 1977720), (15, 1845872), (16, 1730505), (20, 1384404), (21, 1318480), (24, 1153670), (28, 988860), (30, 922936), (35, 791088), (40, 692202), (42, 659240), (48, 576835), (56, 494430), (60, 461468), (70, 395544), (80, 346101), (84, 329620), (105, 263696), (112, 247215), (120, 230734), (140, 197772), (168, 164810), (210, 131848), (240, 115367), (280, 98886), (336, 82405), (420, 65924), (560, 49443), (840, 32962), (1680, 16481)]