128530260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{238019}}^1$

素因数の和:238037

約数の個数: 48

約数和(自身を含む): 399873600

約数和(自身を除く): 271343340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 238019, 476038, 714057, 952076, 1190095, 1428114, 2142171, 2380190, 2856228, 3570285, 4284342, 4760380, 6426513, 7140570, 8568684, 10710855, 12853026, 14281140, 21421710, 25706052, 32132565, 42843420, 64265130, 128530260]

約数ペア:

[(1, 128530260), (2, 64265130), (3, 42843420), (4, 32132565), (5, 25706052), (6, 21421710), (9, 14281140), (10, 12853026), (12, 10710855), (15, 8568684), (18, 7140570), (20, 6426513), (27, 4760380), (30, 4284342), (36, 3570285), (45, 2856228), (54, 2380190), (60, 2142171), (90, 1428114), (108, 1190095), (135, 952076), (180, 714057), (270, 476038), (540, 238019)]