231465888

素因数分解:

$2^5\times 3^2\times {\mathrm{811}}^1\times {\mathrm{991}}^1$

素因数の和:1818

約数の個数: 72

約数和(自身を含む): 659707776

約数和(自身を除く): 428241888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 811, 991, 1622, 1982, 2433, 2973, 3244, 3964, 4866, 5946, 6488, 7299, 7928, 8919, 9732, 11892, 12976, 14598, 15856, 17838, 19464, 23784, 25952, 29196, 31712, 35676, 38928, 47568, 58392, 71352, 77856, 95136, 116784, 142704, 233568, 285408, 803701, 1607402, 2411103, 3214804, 4822206, 6429608, 7233309, 9644412, 12859216, 14466618, 19288824, 25718432, 28933236, 38577648, 57866472, 77155296, 115732944, 231465888]

約数ペア:

[(1, 231465888), (2, 115732944), (3, 77155296), (4, 57866472), (6, 38577648), (8, 28933236), (9, 25718432), (12, 19288824), (16, 14466618), (18, 12859216), (24, 9644412), (32, 7233309), (36, 6429608), (48, 4822206), (72, 3214804), (96, 2411103), (144, 1607402), (288, 803701), (811, 285408), (991, 233568), (1622, 142704), (1982, 116784), (2433, 95136), (2973, 77856), (3244, 71352), (3964, 58392), (4866, 47568), (5946, 38928), (6488, 35676), (7299, 31712), (7928, 29196), (8919, 25952), (9732, 23784), (11892, 19464), (12976, 17838), (14598, 15856)]