40718880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{28277}}^1$

素因数の和:28298

約数の個数: 72

約数和(自身を含む): 138958092

約数和(自身を除く): 98239212

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, 28277, 56554, 84831, 113108, 141385, 169662, 226216, 254493, 282770, 339324, 424155, 452432, 508986, 565540, 678648, 848310, 904864, 1017972, 1131080, 1272465, 1357296, 1696620, 2035944, 2262160, 2544930, 2714592, 3393240, 4071888, 4524320, 5089860, 6786480, 8143776, 10179720, 13572960, 20359440, 40718880]

約数ペア:

[(1, 40718880), (2, 20359440), (3, 13572960), (4, 10179720), (5, 8143776), (6, 6786480), (8, 5089860), (9, 4524320), (10, 4071888), (12, 3393240), (15, 2714592), (16, 2544930), (18, 2262160), (20, 2035944), (24, 1696620), (30, 1357296), (32, 1272465), (36, 1131080), (40, 1017972), (45, 904864), (48, 848310), (60, 678648), (72, 565540), (80, 508986), (90, 452432), (96, 424155), (120, 339324), (144, 282770), (160, 254493), (180, 226216), (240, 169662), (288, 141385), (360, 113108), (480, 84831), (720, 56554), (1440, 28277)]