1321719984

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{235349}}^1$

素因数の和:235379

約数の個数: 80

約数和(自身を含む): 4085676000

約数和(自身を除く): 2763956016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 5616, 235349, 470698, 706047, 941396, 1412094, 1882792, 2118141, 2824188, 3059537, 3765584, 4236282, 5648376, 6119074, 6354423, 8472564, 9178611, 11296752, 12238148, 12708846, 16945128, 18357222, 24476296, 25417692, 27535833, 33890256, 36714444, 48952592, 50835384, 55071666, 73428888, 82607499, 101670768, 110143332, 146857776, 165214998, 220286664, 330429996, 440573328, 660859992, 1321719984]

約数ペア:

[(1, 1321719984), (2, 660859992), (3, 440573328), (4, 330429996), (6, 220286664), (8, 165214998), (9, 146857776), (12, 110143332), (13, 101670768), (16, 82607499), (18, 73428888), (24, 55071666), (26, 50835384), (27, 48952592), (36, 36714444), (39, 33890256), (48, 27535833), (52, 25417692), (54, 24476296), (72, 18357222), (78, 16945128), (104, 12708846), (108, 12238148), (117, 11296752), (144, 9178611), (156, 8472564), (208, 6354423), (216, 6119074), (234, 5648376), (312, 4236282), (351, 3765584), (432, 3059537), (468, 2824188), (624, 2118141), (702, 1882792), (936, 1412094), (1404, 941396), (1872, 706047), (2808, 470698), (5616, 235349)]