259181853028

素因数分解:

$2^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1\times {\mathrm{379}}^1$

素因数の和:882

約数の個数: 144

約数和(自身を含む): 540373680000

約数和(自身を除く): 281191826972

約数列:

[1, 2, 4, 7, 14, 28, 49, 89, 98, 178, 196, 197, 199, 356, 379, 394, 398, 623, 758, 788, 796, 1246, 1379, 1393, 1516, 2492, 2653, 2758, 2786, 4361, 5306, 5516, 5572, 8722, 9653, 9751, 10612, 17444, 17533, 17711, 18571, 19306, 19502, 33731, 35066, 35422, 37142, 38612, 39004, 39203, 67462, 70132, 70844, 74284, 74663, 75421, 78406, 122731, 123977, 134924, 149326, 150842, 156812, 236117, 245462, 247954, 274421, 298652, 301684, 472234, 490924, 495908, 522641, 527947, 548842, 859117, 867839, 944468, 1045282, 1055894, 1097684, 1652819, 1718234, 1735678, 1920947, 2090564, 2111788, 3305638, 3436468, 3471356, 3489067, 3658487, 3695629, 3841894, 6611276, 6645007, 6712469, 6978134, 7316974, 7391258, 7683788, 13290014, 13424938, 13956268, 14633948, 14782516, 14857937, 24423469, 26580028, 26849876, 29715874, 46515049, 46987283, 48846938, 59431748, 93030098, 93974566, 97693876, 104005559, 170964283, 186060196, 187949132, 208011118, 325605343, 328910981, 341928566, 416022236, 651210686, 657821962, 683857132, 728038913, 1302421372, 1315643924, 1322356393, 1456077826, 2644712786, 2912155652, 5289425572, 9256494751, 18512989502, 37025979004, 64795463257, 129590926514, 259181853028]

約数ペア:

[(1, 259181853028), (2, 129590926514), (4, 64795463257), (7, 37025979004), (14, 18512989502), (28, 9256494751), (49, 5289425572), (89, 2912155652), (98, 2644712786), (178, 1456077826), (196, 1322356393), (197, 1315643924), (199, 1302421372), (356, 728038913), (379, 683857132), (394, 657821962), (398, 651210686), (623, 416022236), (758, 341928566), (788, 328910981), (796, 325605343), (1246, 208011118), (1379, 187949132), (1393, 186060196), (1516, 170964283), (2492, 104005559), (2653, 97693876), (2758, 93974566), (2786, 93030098), (4361, 59431748), (5306, 48846938), (5516, 46987283), (5572, 46515049), (8722, 29715874), (9653, 26849876), (9751, 26580028), (10612, 24423469), (17444, 14857937), (17533, 14782516), (17711, 14633948), (18571, 13956268), (19306, 13424938), (19502, 13290014), (33731, 7683788), (35066, 7391258), (35422, 7316974), (37142, 6978134), (38612, 6712469), (39004, 6645007), (39203, 6611276), (67462, 3841894), (70132, 3695629), (70844, 3658487), (74284, 3489067), (74663, 3471356), (75421, 3436468), (78406, 3305638), (122731, 2111788), (123977, 2090564), (134924, 1920947), (149326, 1735678), (150842, 1718234), (156812, 1652819), (236117, 1097684), (245462, 1055894), (247954, 1045282), (274421, 944468), (298652, 867839), (301684, 859117), (472234, 548842), (490924, 527947), (495908, 522641)]