81297090

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3001}}^1$

素因数の和:3064

約数の個数: 96

約数和(自身を含む): 247268736

約数和(自身を除く): 165971646

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 43, 45, 63, 70, 86, 90, 105, 126, 129, 210, 215, 258, 301, 315, 387, 430, 602, 630, 645, 774, 903, 1290, 1505, 1806, 1935, 2709, 3001, 3010, 3870, 4515, 5418, 6002, 9003, 9030, 13545, 15005, 18006, 21007, 27009, 27090, 30010, 42014, 45015, 54018, 63021, 90030, 105035, 126042, 129043, 135045, 189063, 210070, 258086, 270090, 315105, 378126, 387129, 630210, 645215, 774258, 903301, 945315, 1161387, 1290430, 1806602, 1890630, 1935645, 2322774, 2709903, 3871290, 4516505, 5419806, 5806935, 8129709, 9033010, 11613870, 13549515, 16259418, 27099030, 40648545, 81297090]

約数ペア:

[(1, 81297090), (2, 40648545), (3, 27099030), (5, 16259418), (6, 13549515), (7, 11613870), (9, 9033010), (10, 8129709), (14, 5806935), (15, 5419806), (18, 4516505), (21, 3871290), (30, 2709903), (35, 2322774), (42, 1935645), (43, 1890630), (45, 1806602), (63, 1290430), (70, 1161387), (86, 945315), (90, 903301), (105, 774258), (126, 645215), (129, 630210), (210, 387129), (215, 378126), (258, 315105), (301, 270090), (315, 258086), (387, 210070), (430, 189063), (602, 135045), (630, 129043), (645, 126042), (774, 105035), (903, 90030), (1290, 63021), (1505, 54018), (1806, 45015), (1935, 42014), (2709, 30010), (3001, 27090), (3010, 27009), (3870, 21007), (4515, 18006), (5418, 15005), (6002, 13545), (9003, 9030)]