1555540128

素因数分解:

$2^5\times 3^2\times {\mathrm{787}}^1\times {\mathrm{6863}}^1$

素因数の和:7666

約数の個数: 72

約数和(自身を含む): 4429833408

約数和(自身を除く): 2874293280

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 787, 1574, 2361, 3148, 4722, 6296, 6863, 7083, 9444, 12592, 13726, 14166, 18888, 20589, 25184, 27452, 28332, 37776, 41178, 54904, 56664, 61767, 75552, 82356, 109808, 113328, 123534, 164712, 219616, 226656, 247068, 329424, 494136, 658848, 988272, 1976544, 5401181, 10802362, 16203543, 21604724, 32407086, 43209448, 48610629, 64814172, 86418896, 97221258, 129628344, 172837792, 194442516, 259256688, 388885032, 518513376, 777770064, 1555540128]

約数ペア:

[(1, 1555540128), (2, 777770064), (3, 518513376), (4, 388885032), (6, 259256688), (8, 194442516), (9, 172837792), (12, 129628344), (16, 97221258), (18, 86418896), (24, 64814172), (32, 48610629), (36, 43209448), (48, 32407086), (72, 21604724), (96, 16203543), (144, 10802362), (288, 5401181), (787, 1976544), (1574, 988272), (2361, 658848), (3148, 494136), (4722, 329424), (6296, 247068), (6863, 226656), (7083, 219616), (9444, 164712), (12592, 123534), (13726, 113328), (14166, 109808), (18888, 82356), (20589, 75552), (25184, 61767), (27452, 56664), (28332, 54904), (37776, 41178)]