163981188

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:506

約数の個数: 144

約数和(自身を含む): 499058560

約数和(自身を除く): 335077372

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 43, 63, 74, 84, 86, 111, 126, 129, 148, 172, 222, 252, 258, 259, 301, 333, 387, 409, 444, 516, 518, 602, 666, 774, 777, 818, 903, 1036, 1204, 1227, 1332, 1548, 1554, 1591, 1636, 1806, 2331, 2454, 2709, 2863, 3108, 3182, 3612, 3681, 4662, 4773, 4908, 5418, 5726, 6364, 7362, 8589, 9324, 9546, 10836, 11137, 11452, 14319, 14724, 15133, 17178, 17587, 19092, 22274, 25767, 28638, 30266, 33411, 34356, 35174, 44548, 45399, 51534, 52761, 57276, 60532, 66822, 70348, 90798, 100233, 103068, 105522, 105931, 123109, 133644, 136197, 158283, 181596, 200466, 211044, 211862, 246218, 272394, 316566, 317793, 369327, 400932, 423724, 492436, 544788, 633132, 635586, 650719, 738654, 953379, 1107981, 1271172, 1301438, 1477308, 1906758, 1952157, 2215962, 2602876, 3813516, 3904314, 4431924, 4555033, 5856471, 7808628, 9110066, 11712942, 13665099, 18220132, 23425884, 27330198, 40995297, 54660396, 81990594, 163981188]

約数ペア:

[(1, 163981188), (2, 81990594), (3, 54660396), (4, 40995297), (6, 27330198), (7, 23425884), (9, 18220132), (12, 13665099), (14, 11712942), (18, 9110066), (21, 7808628), (28, 5856471), (36, 4555033), (37, 4431924), (42, 3904314), (43, 3813516), (63, 2602876), (74, 2215962), (84, 1952157), (86, 1906758), (111, 1477308), (126, 1301438), (129, 1271172), (148, 1107981), (172, 953379), (222, 738654), (252, 650719), (258, 635586), (259, 633132), (301, 544788), (333, 492436), (387, 423724), (409, 400932), (444, 369327), (516, 317793), (518, 316566), (602, 272394), (666, 246218), (774, 211862), (777, 211044), (818, 200466), (903, 181596), (1036, 158283), (1204, 136197), (1227, 133644), (1332, 123109), (1548, 105931), (1554, 105522), (1591, 103068), (1636, 100233), (1806, 90798), (2331, 70348), (2454, 66822), (2709, 60532), (2863, 57276), (3108, 52761), (3182, 51534), (3612, 45399), (3681, 44548), (4662, 35174), (4773, 34356), (4908, 33411), (5418, 30266), (5726, 28638), (6364, 25767), (7362, 22274), (8589, 19092), (9324, 17587), (9546, 17178), (10836, 15133), (11137, 14724), (11452, 14319)]