668263455808

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{8191}}^1$

素因数の和:8645

約数の個数: 168

約数和(自身を含む): 1515506565120

約数和(自身を除く): 847243109312

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 152, 169, 208, 247, 304, 338, 397, 416, 494, 608, 676, 794, 832, 988, 1216, 1352, 1588, 1976, 2704, 3176, 3211, 3952, 5161, 5408, 6352, 6422, 7543, 7904, 8191, 10322, 10816, 12704, 12844, 15086, 15808, 16382, 20644, 25408, 25688, 30172, 32764, 41288, 51376, 60344, 65528, 67093, 82576, 98059, 102752, 106483, 120688, 131056, 134186, 155629, 165152, 196118, 205504, 212966, 241376, 262112, 268372, 311258, 330304, 392236, 425932, 482752, 524224, 536744, 622516, 784472, 851864, 1073488, 1245032, 1274767, 1384279, 1568944, 1703728, 2023177, 2146976, 2490064, 2549534, 2768558, 3137888, 3251827, 3407456, 4046354, 4293952, 4980128, 5099068, 5537116, 6275776, 6503654, 6814912, 8092708, 9960256, 10198136, 11074232, 13007308, 16185416, 20396272, 22148464, 26014616, 26301301, 32370832, 40792544, 42273751, 44296928, 52029232, 52602602, 61784713, 64741664, 81585088, 84547502, 88593856, 104058464, 105205204, 123569426, 129483328, 169095004, 208116928, 210410408, 247138852, 338190008, 420820816, 494277704, 549558763, 676380016, 803201269, 841641632, 988555408, 1099117526, 1352760032, 1606402538, 1683283264, 1977110816, 2198235052, 2705520064, 3212805076, 3954221632, 4396470104, 6425610152, 8792940208, 10441616497, 12851220304, 17585880416, 20883232994, 25702440608, 35171760832, 41766465988, 51404881216, 83532931976, 167065863952, 334131727904, 668263455808]

約数ペア:

[(1, 668263455808), (2, 334131727904), (4, 167065863952), (8, 83532931976), (13, 51404881216), (16, 41766465988), (19, 35171760832), (26, 25702440608), (32, 20883232994), (38, 17585880416), (52, 12851220304), (64, 10441616497), (76, 8792940208), (104, 6425610152), (152, 4396470104), (169, 3954221632), (208, 3212805076), (247, 2705520064), (304, 2198235052), (338, 1977110816), (397, 1683283264), (416, 1606402538), (494, 1352760032), (608, 1099117526), (676, 988555408), (794, 841641632), (832, 803201269), (988, 676380016), (1216, 549558763), (1352, 494277704), (1588, 420820816), (1976, 338190008), (2704, 247138852), (3176, 210410408), (3211, 208116928), (3952, 169095004), (5161, 129483328), (5408, 123569426), (6352, 105205204), (6422, 104058464), (7543, 88593856), (7904, 84547502), (8191, 81585088), (10322, 64741664), (10816, 61784713), (12704, 52602602), (12844, 52029232), (15086, 44296928), (15808, 42273751), (16382, 40792544), (20644, 32370832), (25408, 26301301), (25688, 26014616), (30172, 22148464), (32764, 20396272), (41288, 16185416), (51376, 13007308), (60344, 11074232), (65528, 10198136), (67093, 9960256), (82576, 8092708), (98059, 6814912), (102752, 6503654), (106483, 6275776), (120688, 5537116), (131056, 5099068), (134186, 4980128), (155629, 4293952), (165152, 4046354), (196118, 3407456), (205504, 3251827), (212966, 3137888), (241376, 2768558), (262112, 2549534), (268372, 2490064), (311258, 2146976), (330304, 2023177), (392236, 1703728), (425932, 1568944), (482752, 1384279), (524224, 1274767), (536744, 1245032), (622516, 1073488), (784472, 851864)]