126423920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{32251}}^1$

素因数の和:32278

約数の個数: 60

約数和(自身を含む): 341935704

約数和(自身を除く): 215511784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 32251, 64502, 129004, 161255, 225757, 258008, 322510, 451514, 516016, 645020, 903028, 1128785, 1290040, 1580299, 1806056, 2257570, 2580080, 3160598, 3612112, 4515140, 6321196, 7901495, 9030280, 12642392, 15802990, 18060560, 25284784, 31605980, 63211960, 126423920]

約数ペア:

[(1, 126423920), (2, 63211960), (4, 31605980), (5, 25284784), (7, 18060560), (8, 15802990), (10, 12642392), (14, 9030280), (16, 7901495), (20, 6321196), (28, 4515140), (35, 3612112), (40, 3160598), (49, 2580080), (56, 2257570), (70, 1806056), (80, 1580299), (98, 1290040), (112, 1128785), (140, 903028), (196, 645020), (245, 516016), (280, 451514), (392, 322510), (490, 258008), (560, 225757), (784, 161255), (980, 129004), (1960, 64502), (3920, 32251)]