128968992

素因数分解:

$2^5\times 3^2\times {\mathrm{431}}^1\times {\mathrm{1039}}^1$

素因数の和:1486

約数の個数: 72

約数和(自身を含む): 367960320

約数和(自身を除く): 238991328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 431, 862, 1039, 1293, 1724, 2078, 2586, 3117, 3448, 3879, 4156, 5172, 6234, 6896, 7758, 8312, 9351, 10344, 12468, 13792, 15516, 16624, 18702, 20688, 24936, 31032, 33248, 37404, 41376, 49872, 62064, 74808, 99744, 124128, 149616, 299232, 447809, 895618, 1343427, 1791236, 2686854, 3582472, 4030281, 5373708, 7164944, 8060562, 10747416, 14329888, 16121124, 21494832, 32242248, 42989664, 64484496, 128968992]

約数ペア:

[(1, 128968992), (2, 64484496), (3, 42989664), (4, 32242248), (6, 21494832), (8, 16121124), (9, 14329888), (12, 10747416), (16, 8060562), (18, 7164944), (24, 5373708), (32, 4030281), (36, 3582472), (48, 2686854), (72, 1791236), (96, 1343427), (144, 895618), (288, 447809), (431, 299232), (862, 149616), (1039, 124128), (1293, 99744), (1724, 74808), (2078, 62064), (2586, 49872), (3117, 41376), (3448, 37404), (3879, 33248), (4156, 31032), (5172, 24936), (6234, 20688), (6896, 18702), (7758, 16624), (8312, 15516), (9351, 13792), (10344, 12468)]