219744

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{109}}^1$

素因数の和:132

約数の個数: 72

約数和(自身を含む): 720720

約数和(自身を除く): 500976

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 109, 112, 126, 144, 168, 218, 224, 252, 288, 327, 336, 436, 504, 654, 672, 763, 872, 981, 1008, 1308, 1526, 1744, 1962, 2016, 2289, 2616, 3052, 3488, 3924, 4578, 5232, 6104, 6867, 7848, 9156, 10464, 12208, 13734, 15696, 18312, 24416, 27468, 31392, 36624, 54936, 73248, 109872, 219744]

約数ペア:

[(1, 219744), (2, 109872), (3, 73248), (4, 54936), (6, 36624), (7, 31392), (8, 27468), (9, 24416), (12, 18312), (14, 15696), (16, 13734), (18, 12208), (21, 10464), (24, 9156), (28, 7848), (32, 6867), (36, 6104), (42, 5232), (48, 4578), (56, 3924), (63, 3488), (72, 3052), (84, 2616), (96, 2289), (109, 2016), (112, 1962), (126, 1744), (144, 1526), (168, 1308), (218, 1008), (224, 981), (252, 872), (288, 763), (327, 672), (336, 654), (436, 504)]