54103980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{128819}}^1$

素因数の和:128838

約数の個数: 48

約数和(自身を含む): 173134080

約数和(自身を除く): 119030100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 128819, 257638, 386457, 515276, 644095, 772914, 901733, 1288190, 1545828, 1803466, 1932285, 2576380, 2705199, 3606932, 3864570, 4508665, 5410398, 7729140, 9017330, 10820796, 13525995, 18034660, 27051990, 54103980]

約数ペア:

[(1, 54103980), (2, 27051990), (3, 18034660), (4, 13525995), (5, 10820796), (6, 9017330), (7, 7729140), (10, 5410398), (12, 4508665), (14, 3864570), (15, 3606932), (20, 2705199), (21, 2576380), (28, 1932285), (30, 1803466), (35, 1545828), (42, 1288190), (60, 901733), (70, 772914), (84, 644095), (105, 515276), (140, 386457), (210, 257638), (420, 128819)]