27802980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{51487}}^1$

素因数の和:51505

約数の個数: 48

約数和(自身を含む): 86499840

約数和(自身を除く): 58696860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 51487, 102974, 154461, 205948, 257435, 308922, 463383, 514870, 617844, 772305, 926766, 1029740, 1390149, 1544610, 1853532, 2316915, 2780298, 3089220, 4633830, 5560596, 6950745, 9267660, 13901490, 27802980]

約数ペア:

[(1, 27802980), (2, 13901490), (3, 9267660), (4, 6950745), (5, 5560596), (6, 4633830), (9, 3089220), (10, 2780298), (12, 2316915), (15, 1853532), (18, 1544610), (20, 1390149), (27, 1029740), (30, 926766), (36, 772305), (45, 617844), (54, 514870), (60, 463383), (90, 308922), (108, 257435), (135, 205948), (180, 154461), (270, 102974), (540, 51487)]