216478864

素因数分解:

$2^4\times 7^2\times {\mathrm{419}}^1\times {\mathrm{659}}^1$

素因数の和:1100

約数の個数: 60

約数和(自身を含む): 489812400

約数和(自身を除く): 273333536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 419, 659, 784, 838, 1318, 1676, 2636, 2933, 3352, 4613, 5272, 5866, 6704, 9226, 10544, 11732, 18452, 20531, 23464, 32291, 36904, 41062, 46928, 64582, 73808, 82124, 129164, 164248, 258328, 276121, 328496, 516656, 552242, 1104484, 1932847, 2208968, 3865694, 4417936, 7731388, 13529929, 15462776, 27059858, 30925552, 54119716, 108239432, 216478864]

約数ペア:

[(1, 216478864), (2, 108239432), (4, 54119716), (7, 30925552), (8, 27059858), (14, 15462776), (16, 13529929), (28, 7731388), (49, 4417936), (56, 3865694), (98, 2208968), (112, 1932847), (196, 1104484), (392, 552242), (419, 516656), (659, 328496), (784, 276121), (838, 258328), (1318, 164248), (1676, 129164), (2636, 82124), (2933, 73808), (3352, 64582), (4613, 46928), (5272, 41062), (5866, 36904), (6704, 32291), (9226, 23464), (10544, 20531), (11732, 18452)]