239293760

素因数分解:

$2^6\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1523}}^1$

素因数の和:2031

約数の個数: 56

約数和(自身を含む): 571353696

約数和(自身を除く): 332059936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 491, 982, 1523, 1964, 2455, 3046, 3928, 4910, 6092, 7615, 7856, 9820, 12184, 15230, 15712, 19640, 24368, 30460, 31424, 39280, 48736, 60920, 78560, 97472, 121840, 157120, 243680, 487360, 747793, 1495586, 2991172, 3738965, 5982344, 7477930, 11964688, 14955860, 23929376, 29911720, 47858752, 59823440, 119646880, 239293760]

約数ペア:

[(1, 239293760), (2, 119646880), (4, 59823440), (5, 47858752), (8, 29911720), (10, 23929376), (16, 14955860), (20, 11964688), (32, 7477930), (40, 5982344), (64, 3738965), (80, 2991172), (160, 1495586), (320, 747793), (491, 487360), (982, 243680), (1523, 157120), (1964, 121840), (2455, 97472), (3046, 78560), (3928, 60920), (4910, 48736), (6092, 39280), (7615, 31424), (7856, 30460), (9820, 24368), (12184, 19640), (15230, 15712)]