51355440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71327}}^1$

素因数の和:71346

約数の個数: 60

約数和(自身を含む): 172471104

約数和(自身を除く): 121115664

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 71327, 142654, 213981, 285308, 356635, 427962, 570616, 641943, 713270, 855924, 1069905, 1141232, 1283886, 1426540, 1711848, 2139810, 2567772, 2853080, 3209715, 3423696, 4279620, 5135544, 5706160, 6419430, 8559240, 10271088, 12838860, 17118480, 25677720, 51355440]

約数ペア:

[(1, 51355440), (2, 25677720), (3, 17118480), (4, 12838860), (5, 10271088), (6, 8559240), (8, 6419430), (9, 5706160), (10, 5135544), (12, 4279620), (15, 3423696), (16, 3209715), (18, 2853080), (20, 2567772), (24, 2139810), (30, 1711848), (36, 1426540), (40, 1283886), (45, 1141232), (48, 1069905), (60, 855924), (72, 713270), (80, 641943), (90, 570616), (120, 427962), (144, 356635), (180, 285308), (240, 213981), (360, 142654), (720, 71327)]