12804540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{709}}^1$

素因数の和:771

約数の個数: 96

約数和(自身を含む): 41986560

約数和(自身を除く): 29182020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 60, 70, 84, 86, 105, 129, 140, 172, 210, 215, 258, 301, 420, 430, 516, 602, 645, 709, 860, 903, 1204, 1290, 1418, 1505, 1806, 2127, 2580, 2836, 3010, 3545, 3612, 4254, 4515, 4963, 6020, 7090, 8508, 9030, 9926, 10635, 14180, 14889, 18060, 19852, 21270, 24815, 29778, 30487, 42540, 49630, 59556, 60974, 74445, 91461, 99260, 121948, 148890, 152435, 182922, 213409, 297780, 304870, 365844, 426818, 457305, 609740, 640227, 853636, 914610, 1067045, 1280454, 1829220, 2134090, 2560908, 3201135, 4268180, 6402270, 12804540]

約数ペア:

[(1, 12804540), (2, 6402270), (3, 4268180), (4, 3201135), (5, 2560908), (6, 2134090), (7, 1829220), (10, 1280454), (12, 1067045), (14, 914610), (15, 853636), (20, 640227), (21, 609740), (28, 457305), (30, 426818), (35, 365844), (42, 304870), (43, 297780), (60, 213409), (70, 182922), (84, 152435), (86, 148890), (105, 121948), (129, 99260), (140, 91461), (172, 74445), (210, 60974), (215, 59556), (258, 49630), (301, 42540), (420, 30487), (430, 29778), (516, 24815), (602, 21270), (645, 19852), (709, 18060), (860, 14889), (903, 14180), (1204, 10635), (1290, 9926), (1418, 9030), (1505, 8508), (1806, 7090), (2127, 6020), (2580, 4963), (2836, 4515), (3010, 4254), (3545, 3612)]