87688620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1811}}^1$

素因数の和:2095

約数の個数: 72

約数和(自身を含む): 267125040

約数和(自身を除く): 179436420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 269, 538, 807, 1076, 1345, 1614, 1811, 2421, 2690, 3228, 3622, 4035, 4842, 5380, 5433, 7244, 8070, 9055, 9684, 10866, 12105, 16140, 16299, 18110, 21732, 24210, 27165, 32598, 36220, 48420, 54330, 65196, 81495, 108660, 162990, 325980, 487159, 974318, 1461477, 1948636, 2435795, 2922954, 4384431, 4871590, 5845908, 7307385, 8768862, 9743180, 14614770, 17537724, 21922155, 29229540, 43844310, 87688620]

約数ペア:

[(1, 87688620), (2, 43844310), (3, 29229540), (4, 21922155), (5, 17537724), (6, 14614770), (9, 9743180), (10, 8768862), (12, 7307385), (15, 5845908), (18, 4871590), (20, 4384431), (30, 2922954), (36, 2435795), (45, 1948636), (60, 1461477), (90, 974318), (180, 487159), (269, 325980), (538, 162990), (807, 108660), (1076, 81495), (1345, 65196), (1614, 54330), (1811, 48420), (2421, 36220), (2690, 32598), (3228, 27165), (3622, 24210), (4035, 21732), (4842, 18110), (5380, 16299), (5433, 16140), (7244, 12105), (8070, 10866), (9055, 9684)]