39961440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{27751}}^1$

素因数の和:27772

約数の個数: 72

約数和(自身を含む): 136373328

約数和(自身を除く): 96411888

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, 27751, 55502, 83253, 111004, 138755, 166506, 222008, 249759, 277510, 333012, 416265, 444016, 499518, 555020, 666024, 832530, 888032, 999036, 1110040, 1248795, 1332048, 1665060, 1998072, 2220080, 2497590, 2664096, 3330120, 3996144, 4440160, 4995180, 6660240, 7992288, 9990360, 13320480, 19980720, 39961440]

約数ペア:

[(1, 39961440), (2, 19980720), (3, 13320480), (4, 9990360), (5, 7992288), (6, 6660240), (8, 4995180), (9, 4440160), (10, 3996144), (12, 3330120), (15, 2664096), (16, 2497590), (18, 2220080), (20, 1998072), (24, 1665060), (30, 1332048), (32, 1248795), (36, 1110040), (40, 999036), (45, 888032), (48, 832530), (60, 666024), (72, 555020), (80, 499518), (90, 444016), (96, 416265), (120, 333012), (144, 277510), (160, 249759), (180, 222008), (240, 166506), (288, 138755), (360, 111004), (480, 83253), (720, 55502), (1440, 27751)]