28148760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{78191}}^1$

素因数の和:78208

約数の個数: 48

約数和(自身を含む): 91484640

約数和(自身を除く): 63335880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 78191, 156382, 234573, 312764, 390955, 469146, 625528, 703719, 781910, 938292, 1172865, 1407438, 1563820, 1876584, 2345730, 2814876, 3127640, 3518595, 4691460, 5629752, 7037190, 9382920, 14074380, 28148760]

約数ペア:

[(1, 28148760), (2, 14074380), (3, 9382920), (4, 7037190), (5, 5629752), (6, 4691460), (8, 3518595), (9, 3127640), (10, 2814876), (12, 2345730), (15, 1876584), (18, 1563820), (20, 1407438), (24, 1172865), (30, 938292), (36, 781910), (40, 703719), (45, 625528), (60, 469146), (72, 390955), (90, 312764), (120, 234573), (180, 156382), (360, 78191)]