205317240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{1399}}^1$

素因数の和:2636

約数の個数: 64

約数和(自身を含む): 616896000

約数和(自身を除く): 411578760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1223, 1399, 2446, 2798, 3669, 4197, 4892, 5596, 6115, 6995, 7338, 8394, 9784, 11192, 12230, 13990, 14676, 16788, 18345, 20985, 24460, 27980, 29352, 33576, 36690, 41970, 48920, 55960, 73380, 83940, 146760, 167880, 1710977, 3421954, 5132931, 6843908, 8554885, 10265862, 13687816, 17109770, 20531724, 25664655, 34219540, 41063448, 51329310, 68439080, 102658620, 205317240]

約数ペア:

[(1, 205317240), (2, 102658620), (3, 68439080), (4, 51329310), (5, 41063448), (6, 34219540), (8, 25664655), (10, 20531724), (12, 17109770), (15, 13687816), (20, 10265862), (24, 8554885), (30, 6843908), (40, 5132931), (60, 3421954), (120, 1710977), (1223, 167880), (1399, 146760), (2446, 83940), (2798, 73380), (3669, 55960), (4197, 48920), (4892, 41970), (5596, 36690), (6115, 33576), (6995, 29352), (7338, 27980), (8394, 24460), (9784, 20985), (11192, 18345), (12230, 16788), (13990, 14676)]