49393980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2003}}^1$

素因数の和:2155

約数の個数: 72

約数和(自身を含む): 150997392

約数和(自身を除く): 101603412

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 137, 180, 274, 411, 548, 685, 822, 1233, 1370, 1644, 2003, 2055, 2466, 2740, 4006, 4110, 4932, 6009, 6165, 8012, 8220, 10015, 12018, 12330, 18027, 20030, 24036, 24660, 30045, 36054, 40060, 60090, 72108, 90135, 120180, 180270, 274411, 360540, 548822, 823233, 1097644, 1372055, 1646466, 2469699, 2744110, 3292932, 4116165, 4939398, 5488220, 8232330, 9878796, 12348495, 16464660, 24696990, 49393980]

約数ペア:

[(1, 49393980), (2, 24696990), (3, 16464660), (4, 12348495), (5, 9878796), (6, 8232330), (9, 5488220), (10, 4939398), (12, 4116165), (15, 3292932), (18, 2744110), (20, 2469699), (30, 1646466), (36, 1372055), (45, 1097644), (60, 823233), (90, 548822), (137, 360540), (180, 274411), (274, 180270), (411, 120180), (548, 90135), (685, 72108), (822, 60090), (1233, 40060), (1370, 36054), (1644, 30045), (2003, 24660), (2055, 24036), (2466, 20030), (2740, 18027), (4006, 12330), (4110, 12018), (4932, 10015), (6009, 8220), (6165, 8012)]