161880552

素因数分解:

$2^3\times 3^3\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{601}}^1$

素因数の和:688

約数の個数: 128

約数和(自身を含む): 476784000

約数和(自身を除く): 314903448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 29, 36, 43, 54, 58, 72, 86, 87, 108, 116, 129, 172, 174, 216, 232, 258, 261, 344, 348, 387, 516, 522, 601, 696, 774, 783, 1032, 1044, 1161, 1202, 1247, 1548, 1566, 1803, 2088, 2322, 2404, 2494, 3096, 3132, 3606, 3741, 4644, 4808, 4988, 5409, 6264, 7212, 7482, 9288, 9976, 10818, 11223, 14424, 14964, 16227, 17429, 21636, 22446, 25843, 29928, 32454, 33669, 34858, 43272, 44892, 51686, 52287, 64908, 67338, 69716, 77529, 89784, 103372, 104574, 129816, 134676, 139432, 155058, 156861, 206744, 209148, 232587, 269352, 310116, 313722, 418296, 465174, 470583, 620232, 627444, 697761, 749447, 930348, 941166, 1254888, 1395522, 1498894, 1860696, 1882332, 2248341, 2791044, 2997788, 3764664, 4496682, 5582088, 5995576, 6745023, 8993364, 13490046, 17986728, 20235069, 26980092, 40470138, 53960184, 80940276, 161880552]

約数ペア:

[(1, 161880552), (2, 80940276), (3, 53960184), (4, 40470138), (6, 26980092), (8, 20235069), (9, 17986728), (12, 13490046), (18, 8993364), (24, 6745023), (27, 5995576), (29, 5582088), (36, 4496682), (43, 3764664), (54, 2997788), (58, 2791044), (72, 2248341), (86, 1882332), (87, 1860696), (108, 1498894), (116, 1395522), (129, 1254888), (172, 941166), (174, 930348), (216, 749447), (232, 697761), (258, 627444), (261, 620232), (344, 470583), (348, 465174), (387, 418296), (516, 313722), (522, 310116), (601, 269352), (696, 232587), (774, 209148), (783, 206744), (1032, 156861), (1044, 155058), (1161, 139432), (1202, 134676), (1247, 129816), (1548, 104574), (1566, 103372), (1803, 89784), (2088, 77529), (2322, 69716), (2404, 67338), (2494, 64908), (3096, 52287), (3132, 51686), (3606, 44892), (3741, 43272), (4644, 34858), (4808, 33669), (4988, 32454), (5409, 29928), (6264, 25843), (7212, 22446), (7482, 21636), (9288, 17429), (9976, 16227), (10818, 14964), (11223, 14424)]