26281440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{18251}}^1$

素因数の和:18272

約数の個数: 72

約数和(自身を含む): 89690328

約数和(自身を除く): 63408888

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 18251, 36502, 54753, 73004, 91255, 109506, 146008, 164259, 182510, 219012, 273765, 292016, 328518, 365020, 438024, 547530, 584032, 657036, 730040, 821295, 876048, 1095060, 1314072, 1460080, 1642590, 1752096, 2190120, 2628144, 2920160, 3285180, 4380240, 5256288, 6570360, 8760480, 13140720, 26281440]

約数ペア:

[(1, 26281440), (2, 13140720), (3, 8760480), (4, 6570360), (5, 5256288), (6, 4380240), (8, 3285180), (9, 2920160), (10, 2628144), (12, 2190120), (15, 1752096), (16, 1642590), (18, 1460080), (20, 1314072), (24, 1095060), (30, 876048), (32, 821295), (36, 730040), (40, 657036), (45, 584032), (48, 547530), (60, 438024), (72, 365020), (80, 328518), (90, 292016), (96, 273765), (120, 219012), (144, 182510), (160, 164259), (180, 146008), (240, 109506), (288, 91255), (360, 73004), (480, 54753), (720, 36502), (1440, 18251)]