48999420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1987}}^1$

素因数の和:2139

約数の個数: 72

約数和(自身を含む): 149791824

約数和(自身を除く): 100792404

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, 1987, 2055, 2466, 2740, 3974, 4110, 4932, 5961, 6165, 7948, 8220, 9935, 11922, 12330, 17883, 19870, 23844, 24660, 29805, 35766, 39740, 59610, 71532, 89415, 119220, 178830, 272219, 357660, 544438, 816657, 1088876, 1361095, 1633314, 2449971, 2722190, 3266628, 4083285, 4899942, 5444380, 8166570, 9799884, 12249855, 16333140, 24499710, 48999420]

約数ペア:

[(1, 48999420), (2, 24499710), (3, 16333140), (4, 12249855), (5, 9799884), (6, 8166570), (9, 5444380), (10, 4899942), (12, 4083285), (15, 3266628), (18, 2722190), (20, 2449971), (30, 1633314), (36, 1361095), (45, 1088876), (60, 816657), (90, 544438), (137, 357660), (180, 272219), (274, 178830), (411, 119220), (548, 89415), (685, 71532), (822, 59610), (1233, 39740), (1370, 35766), (1644, 29805), (1987, 24660), (2055, 23844), (2466, 19870), (2740, 17883), (3974, 12330), (4110, 11922), (4932, 9935), (5961, 8220), (6165, 7948)]