405774180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1049}}^1$

素因数の和:1378

約数の個数: 144

約数和(自身を含む): 1412611200

約数和(自身を除く): 1006837020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 307, 315, 420, 614, 630, 921, 1049, 1228, 1260, 1535, 1842, 2098, 2149, 2763, 3070, 3147, 3684, 4196, 4298, 4605, 5245, 5526, 6140, 6294, 6447, 7343, 8596, 9210, 9441, 10490, 10745, 11052, 12588, 12894, 13815, 14686, 15735, 18420, 18882, 19341, 20980, 21490, 22029, 25788, 27630, 29372, 31470, 32235, 36715, 37764, 38682, 42980, 44058, 47205, 55260, 62940, 64470, 66087, 73430, 77364, 88116, 94410, 96705, 110145, 128940, 132174, 146860, 188820, 193410, 220290, 264348, 322043, 330435, 386820, 440580, 644086, 660870, 966129, 1288172, 1321740, 1610215, 1932258, 2254301, 2898387, 3220430, 3864516, 4508602, 4830645, 5796774, 6440860, 6762903, 9017204, 9661290, 11271505, 11593548, 13525806, 14491935, 19322580, 20288709, 22543010, 27051612, 28983870, 33814515, 40577418, 45086020, 57967740, 67629030, 81154836, 101443545, 135258060, 202887090, 405774180]

約数ペア:

[(1, 405774180), (2, 202887090), (3, 135258060), (4, 101443545), (5, 81154836), (6, 67629030), (7, 57967740), (9, 45086020), (10, 40577418), (12, 33814515), (14, 28983870), (15, 27051612), (18, 22543010), (20, 20288709), (21, 19322580), (28, 14491935), (30, 13525806), (35, 11593548), (36, 11271505), (42, 9661290), (45, 9017204), (60, 6762903), (63, 6440860), (70, 5796774), (84, 4830645), (90, 4508602), (105, 3864516), (126, 3220430), (140, 2898387), (180, 2254301), (210, 1932258), (252, 1610215), (307, 1321740), (315, 1288172), (420, 966129), (614, 660870), (630, 644086), (921, 440580), (1049, 386820), (1228, 330435), (1260, 322043), (1535, 264348), (1842, 220290), (2098, 193410), (2149, 188820), (2763, 146860), (3070, 132174), (3147, 128940), (3684, 110145), (4196, 96705), (4298, 94410), (4605, 88116), (5245, 77364), (5526, 73430), (6140, 66087), (6294, 64470), (6447, 62940), (7343, 55260), (8596, 47205), (9210, 44058), (9441, 42980), (10490, 38682), (10745, 37764), (11052, 36715), (12588, 32235), (12894, 31470), (13815, 29372), (14686, 27630), (15735, 25788), (18420, 22029), (18882, 21490), (19341, 20980)]