77729220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{47981}}^1$

素因数の和:48002

約数の個数: 60

約数和(自身を含む): 243844524

約数和(自身を除く): 166115304

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 47981, 95962, 143943, 191924, 239905, 287886, 431829, 479810, 575772, 719715, 863658, 959620, 1295487, 1439430, 1727316, 2159145, 2590974, 2878860, 3886461, 4318290, 5181948, 6477435, 7772922, 8636580, 12954870, 15545844, 19432305, 25909740, 38864610, 77729220]

約数ペア:

[(1, 77729220), (2, 38864610), (3, 25909740), (4, 19432305), (5, 15545844), (6, 12954870), (9, 8636580), (10, 7772922), (12, 6477435), (15, 5181948), (18, 4318290), (20, 3886461), (27, 2878860), (30, 2590974), (36, 2159145), (45, 1727316), (54, 1439430), (60, 1295487), (81, 959620), (90, 863658), (108, 719715), (135, 575772), (162, 479810), (180, 431829), (270, 287886), (324, 239905), (405, 191924), (540, 143943), (810, 95962), (1620, 47981)]