238513128

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3631}}^1$

素因数の和:3687

約数の個数: 128

約数和(自身を含む): 753131520

約数和(自身を除く): 514618392

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 23, 24, 28, 34, 42, 46, 51, 56, 68, 69, 84, 92, 102, 119, 136, 138, 161, 168, 184, 204, 238, 276, 322, 357, 391, 408, 476, 483, 552, 644, 714, 782, 952, 966, 1173, 1288, 1428, 1564, 1932, 2346, 2737, 2856, 3128, 3631, 3864, 4692, 5474, 7262, 8211, 9384, 10893, 10948, 14524, 16422, 21786, 21896, 25417, 29048, 32844, 43572, 50834, 61727, 65688, 76251, 83513, 87144, 101668, 123454, 152502, 167026, 185181, 203336, 246908, 250539, 305004, 334052, 370362, 432089, 493816, 501078, 584591, 610008, 668104, 740724, 864178, 1002156, 1169182, 1296267, 1419721, 1481448, 1728356, 1753773, 2004312, 2338364, 2592534, 2839442, 3456712, 3507546, 4259163, 4676728, 5185068, 5678884, 7015092, 8518326, 9938047, 10370136, 11357768, 14030184, 17036652, 19876094, 29814141, 34073304, 39752188, 59628282, 79504376, 119256564, 238513128]

約数ペア:

[(1, 238513128), (2, 119256564), (3, 79504376), (4, 59628282), (6, 39752188), (7, 34073304), (8, 29814141), (12, 19876094), (14, 17036652), (17, 14030184), (21, 11357768), (23, 10370136), (24, 9938047), (28, 8518326), (34, 7015092), (42, 5678884), (46, 5185068), (51, 4676728), (56, 4259163), (68, 3507546), (69, 3456712), (84, 2839442), (92, 2592534), (102, 2338364), (119, 2004312), (136, 1753773), (138, 1728356), (161, 1481448), (168, 1419721), (184, 1296267), (204, 1169182), (238, 1002156), (276, 864178), (322, 740724), (357, 668104), (391, 610008), (408, 584591), (476, 501078), (483, 493816), (552, 432089), (644, 370362), (714, 334052), (782, 305004), (952, 250539), (966, 246908), (1173, 203336), (1288, 185181), (1428, 167026), (1564, 152502), (1932, 123454), (2346, 101668), (2737, 87144), (2856, 83513), (3128, 76251), (3631, 65688), (3864, 61727), (4692, 50834), (5474, 43572), (7262, 32844), (8211, 29048), (9384, 25417), (10893, 21896), (10948, 21786), (14524, 16422)]