78880716

素因数分解:

$2^2\times 3^7\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 211599360

約数和(自身を除く): 132718644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 81, 108, 127, 142, 162, 213, 243, 254, 284, 324, 381, 426, 486, 508, 639, 729, 762, 852, 972, 1143, 1278, 1458, 1524, 1917, 2187, 2286, 2556, 2916, 3429, 3834, 4374, 4572, 5751, 6858, 7668, 8748, 9017, 10287, 11502, 13716, 17253, 18034, 20574, 23004, 27051, 30861, 34506, 36068, 41148, 51759, 54102, 61722, 69012, 81153, 92583, 103518, 108204, 123444, 155277, 162306, 185166, 207036, 243459, 277749, 310554, 324612, 370332, 486918, 555498, 621108, 730377, 973836, 1110996, 1460754, 2191131, 2921508, 4382262, 6573393, 8764524, 13146786, 19720179, 26293572, 39440358, 78880716]

約数ペア:

[(1, 78880716), (2, 39440358), (3, 26293572), (4, 19720179), (6, 13146786), (9, 8764524), (12, 6573393), (18, 4382262), (27, 2921508), (36, 2191131), (54, 1460754), (71, 1110996), (81, 973836), (108, 730377), (127, 621108), (142, 555498), (162, 486918), (213, 370332), (243, 324612), (254, 310554), (284, 277749), (324, 243459), (381, 207036), (426, 185166), (486, 162306), (508, 155277), (639, 123444), (729, 108204), (762, 103518), (852, 92583), (972, 81153), (1143, 69012), (1278, 61722), (1458, 54102), (1524, 51759), (1917, 41148), (2187, 36068), (2286, 34506), (2556, 30861), (2916, 27051), (3429, 23004), (3834, 20574), (4374, 18034), (4572, 17253), (5751, 13716), (6858, 11502), (7668, 10287), (8748, 9017)]