30880185

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:278

約数の個数: 64

約数和(自身を含む): 59719680

約数和(自身を除く): 28839495

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 53, 93, 105, 155, 159, 179, 217, 265, 371, 465, 537, 651, 795, 895, 1085, 1113, 1253, 1643, 1855, 2685, 3255, 3759, 4929, 5549, 5565, 6265, 8215, 9487, 11501, 16647, 18795, 24645, 27745, 28461, 34503, 38843, 47435, 57505, 66409, 83235, 116529, 142305, 172515, 194215, 199227, 294097, 332045, 582645, 882291, 996135, 1470485, 2058679, 4411455, 6176037, 10293395, 30880185]

約数ペア:

[(1, 30880185), (3, 10293395), (5, 6176037), (7, 4411455), (15, 2058679), (21, 1470485), (31, 996135), (35, 882291), (53, 582645), (93, 332045), (105, 294097), (155, 199227), (159, 194215), (179, 172515), (217, 142305), (265, 116529), (371, 83235), (465, 66409), (537, 57505), (651, 47435), (795, 38843), (895, 34503), (1085, 28461), (1113, 27745), (1253, 24645), (1643, 18795), (1855, 16647), (2685, 11501), (3255, 9487), (3759, 8215), (4929, 6265), (5549, 5565)]