313298524

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:240

約数の個数: 144

約数和(自身を含む): 753141760

約数和(自身を除く): 439843236

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 31, 38, 44, 62, 76, 77, 121, 124, 133, 154, 157, 209, 217, 242, 266, 308, 314, 341, 418, 434, 484, 532, 589, 628, 682, 836, 847, 868, 1099, 1178, 1364, 1463, 1694, 1727, 2198, 2299, 2356, 2387, 2926, 2983, 3388, 3454, 3751, 4123, 4396, 4598, 4774, 4867, 5852, 5966, 6479, 6908, 7502, 8246, 9196, 9548, 9734, 11932, 12089, 12958, 15004, 16093, 16492, 18997, 19468, 20881, 24178, 25916, 26257, 32186, 32813, 34069, 37994, 41762, 45353, 48356, 52514, 53537, 64372, 65626, 68138, 71269, 75988, 83524, 90706, 92473, 105028, 107074, 131252, 132979, 136276, 142538, 181412, 184946, 214148, 229691, 265958, 285076, 360943, 369892, 374759, 459382, 498883, 531916, 588907, 647311, 721886, 749518, 918764, 997766, 1017203, 1177814, 1294622, 1443772, 1499036, 1995532, 2034406, 2355628, 2526601, 2589244, 4068812, 4122349, 5053202, 7120421, 8244698, 10106404, 11189233, 14240842, 16489396, 22378466, 28481684, 44756932, 78324631, 156649262, 313298524]

約数ペア:

[(1, 313298524), (2, 156649262), (4, 78324631), (7, 44756932), (11, 28481684), (14, 22378466), (19, 16489396), (22, 14240842), (28, 11189233), (31, 10106404), (38, 8244698), (44, 7120421), (62, 5053202), (76, 4122349), (77, 4068812), (121, 2589244), (124, 2526601), (133, 2355628), (154, 2034406), (157, 1995532), (209, 1499036), (217, 1443772), (242, 1294622), (266, 1177814), (308, 1017203), (314, 997766), (341, 918764), (418, 749518), (434, 721886), (484, 647311), (532, 588907), (589, 531916), (628, 498883), (682, 459382), (836, 374759), (847, 369892), (868, 360943), (1099, 285076), (1178, 265958), (1364, 229691), (1463, 214148), (1694, 184946), (1727, 181412), (2198, 142538), (2299, 136276), (2356, 132979), (2387, 131252), (2926, 107074), (2983, 105028), (3388, 92473), (3454, 90706), (3751, 83524), (4123, 75988), (4396, 71269), (4598, 68138), (4774, 65626), (4867, 64372), (5852, 53537), (5966, 52514), (6479, 48356), (6908, 45353), (7502, 41762), (8246, 37994), (9196, 34069), (9548, 32813), (9734, 32186), (11932, 26257), (12089, 25916), (12958, 24178), (15004, 20881), (16093, 19468), (16492, 18997)]