66307120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{499}}^1$

素因数の和:674

約数の個数: 80

約数和(自身を含む): 169632000

約数和(自身を除く): 103324880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 151, 176, 220, 302, 440, 499, 604, 755, 880, 998, 1208, 1510, 1661, 1996, 2416, 2495, 3020, 3322, 3992, 4990, 5489, 6040, 6644, 7984, 8305, 9980, 10978, 12080, 13288, 16610, 19960, 21956, 26576, 27445, 33220, 39920, 43912, 54890, 66440, 75349, 87824, 109780, 132880, 150698, 219560, 301396, 376745, 439120, 602792, 753490, 828839, 1205584, 1506980, 1657678, 3013960, 3315356, 4144195, 6027920, 6630712, 8288390, 13261424, 16576780, 33153560, 66307120]

約数ペア:

[(1, 66307120), (2, 33153560), (4, 16576780), (5, 13261424), (8, 8288390), (10, 6630712), (11, 6027920), (16, 4144195), (20, 3315356), (22, 3013960), (40, 1657678), (44, 1506980), (55, 1205584), (80, 828839), (88, 753490), (110, 602792), (151, 439120), (176, 376745), (220, 301396), (302, 219560), (440, 150698), (499, 132880), (604, 109780), (755, 87824), (880, 75349), (998, 66440), (1208, 54890), (1510, 43912), (1661, 39920), (1996, 33220), (2416, 27445), (2495, 26576), (3020, 21956), (3322, 19960), (3992, 16610), (4990, 13288), (5489, 12080), (6040, 10978), (6644, 9980), (7984, 8305)]