231389312

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1381}}^1$

素因数の和:1430

約数の個数: 128

約数和(自身を含む): 608964480

約数和(自身を除く): 377575168

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 32, 34, 44, 56, 64, 68, 77, 88, 112, 119, 128, 136, 154, 176, 187, 224, 238, 272, 308, 352, 374, 448, 476, 544, 616, 704, 748, 896, 952, 1088, 1232, 1309, 1381, 1408, 1496, 1904, 2176, 2464, 2618, 2762, 2992, 3808, 4928, 5236, 5524, 5984, 7616, 9667, 9856, 10472, 11048, 11968, 15191, 15232, 19334, 20944, 22096, 23477, 23936, 30382, 38668, 41888, 44192, 46954, 60764, 77336, 83776, 88384, 93908, 106337, 121528, 154672, 164339, 167552, 176768, 187816, 212674, 243056, 258247, 309344, 328678, 375632, 425348, 486112, 516494, 618688, 657356, 751264, 850696, 972224, 1032988, 1237376, 1314712, 1502528, 1701392, 1807729, 1944448, 2065976, 2629424, 3005056, 3402784, 3615458, 4131952, 5258848, 6805568, 7230916, 8263904, 10517696, 13611136, 14461832, 16527808, 21035392, 28923664, 33055616, 57847328, 115694656, 231389312]

約数ペア:

[(1, 231389312), (2, 115694656), (4, 57847328), (7, 33055616), (8, 28923664), (11, 21035392), (14, 16527808), (16, 14461832), (17, 13611136), (22, 10517696), (28, 8263904), (32, 7230916), (34, 6805568), (44, 5258848), (56, 4131952), (64, 3615458), (68, 3402784), (77, 3005056), (88, 2629424), (112, 2065976), (119, 1944448), (128, 1807729), (136, 1701392), (154, 1502528), (176, 1314712), (187, 1237376), (224, 1032988), (238, 972224), (272, 850696), (308, 751264), (352, 657356), (374, 618688), (448, 516494), (476, 486112), (544, 425348), (616, 375632), (704, 328678), (748, 309344), (896, 258247), (952, 243056), (1088, 212674), (1232, 187816), (1309, 176768), (1381, 167552), (1408, 164339), (1496, 154672), (1904, 121528), (2176, 106337), (2464, 93908), (2618, 88384), (2762, 83776), (2992, 77336), (3808, 60764), (4928, 46954), (5236, 44192), (5524, 41888), (5984, 38668), (7616, 30382), (9667, 23936), (9856, 23477), (10472, 22096), (11048, 20944), (11968, 19334), (15191, 15232)]