68478960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{25939}}^1$

素因数の和:25966

約数の個数: 80

約数和(自身を含む): 231592320

約数和(自身を除く): 163113360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 25939, 51878, 77817, 103756, 129695, 155634, 207512, 259390, 285329, 311268, 389085, 415024, 518780, 570658, 622536, 778170, 855987, 1037560, 1141316, 1245072, 1426645, 1556340, 1711974, 2075120, 2282632, 2853290, 3112680, 3423948, 4279935, 4565264, 5706580, 6225360, 6847896, 8559870, 11413160, 13695792, 17119740, 22826320, 34239480, 68478960]

約数ペア:

[(1, 68478960), (2, 34239480), (3, 22826320), (4, 17119740), (5, 13695792), (6, 11413160), (8, 8559870), (10, 6847896), (11, 6225360), (12, 5706580), (15, 4565264), (16, 4279935), (20, 3423948), (22, 3112680), (24, 2853290), (30, 2282632), (33, 2075120), (40, 1711974), (44, 1556340), (48, 1426645), (55, 1245072), (60, 1141316), (66, 1037560), (80, 855987), (88, 778170), (110, 622536), (120, 570658), (132, 518780), (165, 415024), (176, 389085), (220, 311268), (240, 285329), (264, 259390), (330, 207512), (440, 155634), (528, 129695), (660, 103756), (880, 77817), (1320, 51878), (2640, 25939)]