217876344

素因数分解:

$2^3\times 3^1\times 7^4\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:255

約数の個数: 160

約数和(自身を含む): 672240000

約数和(自身を除く): 454363656

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 49, 56, 57, 76, 84, 98, 114, 133, 147, 152, 168, 196, 199, 228, 266, 294, 343, 392, 398, 399, 456, 532, 588, 597, 686, 796, 798, 931, 1029, 1064, 1176, 1194, 1372, 1393, 1592, 1596, 1862, 2058, 2388, 2401, 2744, 2786, 2793, 3192, 3724, 3781, 4116, 4179, 4776, 4802, 5572, 5586, 6517, 7203, 7448, 7562, 8232, 8358, 9604, 9751, 11144, 11172, 11343, 13034, 14406, 15124, 16716, 19208, 19502, 19551, 22344, 22686, 26068, 26467, 28812, 29253, 30248, 33432, 39004, 39102, 45372, 45619, 52136, 52934, 57624, 58506, 68257, 78008, 78204, 79401, 90744, 91238, 105868, 117012, 136514, 136857, 156408, 158802, 182476, 185269, 204771, 211736, 234024, 273028, 273714, 317604, 364952, 370538, 409542, 477799, 546056, 547428, 555807, 635208, 741076, 819084, 955598, 1094856, 1111614, 1296883, 1433397, 1482152, 1638168, 1911196, 2223228, 2593766, 2866794, 3822392, 3890649, 4446456, 5187532, 5733588, 7781298, 9078181, 10375064, 11467176, 15562596, 18156362, 27234543, 31125192, 36312724, 54469086, 72625448, 108938172, 217876344]

約数ペア:

[(1, 217876344), (2, 108938172), (3, 72625448), (4, 54469086), (6, 36312724), (7, 31125192), (8, 27234543), (12, 18156362), (14, 15562596), (19, 11467176), (21, 10375064), (24, 9078181), (28, 7781298), (38, 5733588), (42, 5187532), (49, 4446456), (56, 3890649), (57, 3822392), (76, 2866794), (84, 2593766), (98, 2223228), (114, 1911196), (133, 1638168), (147, 1482152), (152, 1433397), (168, 1296883), (196, 1111614), (199, 1094856), (228, 955598), (266, 819084), (294, 741076), (343, 635208), (392, 555807), (398, 547428), (399, 546056), (456, 477799), (532, 409542), (588, 370538), (597, 364952), (686, 317604), (796, 273714), (798, 273028), (931, 234024), (1029, 211736), (1064, 204771), (1176, 185269), (1194, 182476), (1372, 158802), (1393, 156408), (1592, 136857), (1596, 136514), (1862, 117012), (2058, 105868), (2388, 91238), (2401, 90744), (2744, 79401), (2786, 78204), (2793, 78008), (3192, 68257), (3724, 58506), (3781, 57624), (4116, 52934), (4179, 52136), (4776, 45619), (4802, 45372), (5572, 39102), (5586, 39004), (6517, 33432), (7203, 30248), (7448, 29253), (7562, 28812), (8232, 26467), (8358, 26068), (9604, 22686), (9751, 22344), (11144, 19551), (11172, 19502), (11343, 19208), (13034, 16716), (14406, 15124)]