247560480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{171917}}^1$

素因数の和:171938

約数の個数: 72

約数和(自身を含む): 844805052

約数和(自身を除く): 597244572

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, 171917, 343834, 515751, 687668, 859585, 1031502, 1375336, 1547253, 1719170, 2063004, 2578755, 2750672, 3094506, 3438340, 4126008, 5157510, 5501344, 6189012, 6876680, 7736265, 8252016, 10315020, 12378024, 13753360, 15472530, 16504032, 20630040, 24756048, 27506720, 30945060, 41260080, 49512096, 61890120, 82520160, 123780240, 247560480]

約数ペア:

[(1, 247560480), (2, 123780240), (3, 82520160), (4, 61890120), (5, 49512096), (6, 41260080), (8, 30945060), (9, 27506720), (10, 24756048), (12, 20630040), (15, 16504032), (16, 15472530), (18, 13753360), (20, 12378024), (24, 10315020), (30, 8252016), (32, 7736265), (36, 6876680), (40, 6189012), (45, 5501344), (48, 5157510), (60, 4126008), (72, 3438340), (80, 3094506), (90, 2750672), (96, 2578755), (120, 2063004), (144, 1719170), (160, 1547253), (180, 1375336), (240, 1031502), (288, 859585), (360, 687668), (480, 515751), (720, 343834), (1440, 171917)]