20852100

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{7723}}^1$

素因数の和:7746

約数の個数: 72

約数和(自身を含む): 67044320

約数和(自身を除く): 46192220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 7723, 15446, 23169, 30892, 38615, 46338, 69507, 77230, 92676, 115845, 139014, 154460, 193075, 208521, 231690, 278028, 347535, 386150, 417042, 463380, 579225, 695070, 772300, 834084, 1042605, 1158450, 1390140, 1737675, 2085210, 2316900, 3475350, 4170420, 5213025, 6950700, 10426050, 20852100]

約数ペア:

[(1, 20852100), (2, 10426050), (3, 6950700), (4, 5213025), (5, 4170420), (6, 3475350), (9, 2316900), (10, 2085210), (12, 1737675), (15, 1390140), (18, 1158450), (20, 1042605), (25, 834084), (27, 772300), (30, 695070), (36, 579225), (45, 463380), (50, 417042), (54, 386150), (60, 347535), (75, 278028), (90, 231690), (100, 208521), (108, 193075), (135, 154460), (150, 139014), (180, 115845), (225, 92676), (270, 77230), (300, 69507), (450, 46338), (540, 38615), (675, 30892), (900, 23169), (1350, 15446), (2700, 7723)]