90990810

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17737}}^1$

素因数の和:17772

約数の個数: 64

約数和(自身を含む): 255427200

約数和(自身を除く): 164436390

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 90, 95, 114, 135, 171, 190, 270, 285, 342, 513, 570, 855, 1026, 1710, 2565, 5130, 17737, 35474, 53211, 88685, 106422, 159633, 177370, 266055, 319266, 337003, 478899, 532110, 674006, 798165, 957798, 1011009, 1596330, 1685015, 2022018, 2394495, 3033027, 3370030, 4788990, 5055045, 6066054, 9099081, 10110090, 15165135, 18198162, 30330270, 45495405, 90990810]

約数ペア:

[(1, 90990810), (2, 45495405), (3, 30330270), (5, 18198162), (6, 15165135), (9, 10110090), (10, 9099081), (15, 6066054), (18, 5055045), (19, 4788990), (27, 3370030), (30, 3033027), (38, 2394495), (45, 2022018), (54, 1685015), (57, 1596330), (90, 1011009), (95, 957798), (114, 798165), (135, 674006), (171, 532110), (190, 478899), (270, 337003), (285, 319266), (342, 266055), (513, 177370), (570, 159633), (855, 106422), (1026, 88685), (1710, 53211), (2565, 35474), (5130, 17737)]