67638456

素因数分解:

$2^3\times 3^3\times {\mathrm{487}}^1\times {\mathrm{643}}^1$

素因数の和:1145

約数の個数: 64

約数和(自身を含む): 188563200

約数和(自身を除く): 120924744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 487, 643, 974, 1286, 1461, 1929, 1948, 2572, 2922, 3858, 3896, 4383, 5144, 5787, 5844, 7716, 8766, 11574, 11688, 13149, 15432, 17361, 17532, 23148, 26298, 34722, 35064, 46296, 52596, 69444, 105192, 138888, 313141, 626282, 939423, 1252564, 1878846, 2505128, 2818269, 3757692, 5636538, 7515384, 8454807, 11273076, 16909614, 22546152, 33819228, 67638456]

約数ペア:

[(1, 67638456), (2, 33819228), (3, 22546152), (4, 16909614), (6, 11273076), (8, 8454807), (9, 7515384), (12, 5636538), (18, 3757692), (24, 2818269), (27, 2505128), (36, 1878846), (54, 1252564), (72, 939423), (108, 626282), (216, 313141), (487, 138888), (643, 105192), (974, 69444), (1286, 52596), (1461, 46296), (1929, 35064), (1948, 34722), (2572, 26298), (2922, 23148), (3858, 17532), (3896, 17361), (4383, 15432), (5144, 13149), (5787, 11688), (5844, 11574), (7716, 8766)]