16920144

素因数分解:

$2^4\times 3^3\times {\mathrm{53}}^1\times {\mathrm{739}}^1$

素因数の和:809

約数の個数: 80

約数和(自身を含む): 49550400

約数和(自身を除く): 32630256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 53, 54, 72, 106, 108, 144, 159, 212, 216, 318, 424, 432, 477, 636, 739, 848, 954, 1272, 1431, 1478, 1908, 2217, 2544, 2862, 2956, 3816, 4434, 5724, 5912, 6651, 7632, 8868, 11448, 11824, 13302, 17736, 19953, 22896, 26604, 35472, 39167, 39906, 53208, 78334, 79812, 106416, 117501, 156668, 159624, 235002, 313336, 319248, 352503, 470004, 626672, 705006, 940008, 1057509, 1410012, 1880016, 2115018, 2820024, 4230036, 5640048, 8460072, 16920144]

約数ペア:

[(1, 16920144), (2, 8460072), (3, 5640048), (4, 4230036), (6, 2820024), (8, 2115018), (9, 1880016), (12, 1410012), (16, 1057509), (18, 940008), (24, 705006), (27, 626672), (36, 470004), (48, 352503), (53, 319248), (54, 313336), (72, 235002), (106, 159624), (108, 156668), (144, 117501), (159, 106416), (212, 79812), (216, 78334), (318, 53208), (424, 39906), (432, 39167), (477, 35472), (636, 26604), (739, 22896), (848, 19953), (954, 17736), (1272, 13302), (1431, 11824), (1478, 11448), (1908, 8868), (2217, 7632), (2544, 6651), (2862, 5912), (2956, 5724), (3816, 4434)]