80622780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1381}}^1$

素因数の和:1539

約数の個数: 96

約数和(自身を含む): 260037120

約数和(自身を除く): 179414340

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 139, 140, 210, 278, 417, 420, 556, 695, 834, 973, 1381, 1390, 1668, 1946, 2085, 2762, 2780, 2919, 3892, 4143, 4170, 4865, 5524, 5838, 6905, 8286, 8340, 9667, 9730, 11676, 13810, 14595, 16572, 19334, 19460, 20715, 27620, 29001, 29190, 38668, 41430, 48335, 58002, 58380, 82860, 96670, 116004, 145005, 191959, 193340, 290010, 383918, 575877, 580020, 767836, 959795, 1151754, 1343713, 1919590, 2303508, 2687426, 2879385, 3839180, 4031139, 5374852, 5758770, 6718565, 8062278, 11517540, 13437130, 16124556, 20155695, 26874260, 40311390, 80622780]

約数ペア:

[(1, 80622780), (2, 40311390), (3, 26874260), (4, 20155695), (5, 16124556), (6, 13437130), (7, 11517540), (10, 8062278), (12, 6718565), (14, 5758770), (15, 5374852), (20, 4031139), (21, 3839180), (28, 2879385), (30, 2687426), (35, 2303508), (42, 1919590), (60, 1343713), (70, 1151754), (84, 959795), (105, 767836), (139, 580020), (140, 575877), (210, 383918), (278, 290010), (417, 193340), (420, 191959), (556, 145005), (695, 116004), (834, 96670), (973, 82860), (1381, 58380), (1390, 58002), (1668, 48335), (1946, 41430), (2085, 38668), (2762, 29190), (2780, 29001), (2919, 27620), (3892, 20715), (4143, 19460), (4170, 19334), (4865, 16572), (5524, 14595), (5838, 13810), (6905, 11676), (8286, 9730), (8340, 9667)]