21923280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{30449}}^1$

素因数の和:30468

約数の個数: 60

約数和(自身を含む): 73628100

約数和(自身を除く): 51704820

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, 30449, 60898, 91347, 121796, 152245, 182694, 243592, 274041, 304490, 365388, 456735, 487184, 548082, 608980, 730776, 913470, 1096164, 1217960, 1370205, 1461552, 1826940, 2192328, 2435920, 2740410, 3653880, 4384656, 5480820, 7307760, 10961640, 21923280]

約数ペア:

[(1, 21923280), (2, 10961640), (3, 7307760), (4, 5480820), (5, 4384656), (6, 3653880), (8, 2740410), (9, 2435920), (10, 2192328), (12, 1826940), (15, 1461552), (16, 1370205), (18, 1217960), (20, 1096164), (24, 913470), (30, 730776), (36, 608980), (40, 548082), (45, 487184), (48, 456735), (60, 365388), (72, 304490), (80, 274041), (90, 243592), (120, 182694), (144, 152245), (180, 121796), (240, 91347), (360, 60898), (720, 30449)]