28098540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4219}}^1$

素因数の和:4271

約数の個数: 72

約数和(自身を含む): 87556560

約数和(自身を除く): 59458020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 4219, 6660, 8438, 12657, 16876, 21095, 25314, 37971, 42190, 50628, 63285, 75942, 84380, 126570, 151884, 156103, 189855, 253140, 312206, 379710, 468309, 624412, 759420, 780515, 936618, 1404927, 1561030, 1873236, 2341545, 2809854, 3122060, 4683090, 5619708, 7024635, 9366180, 14049270, 28098540]

約数ペア:

[(1, 28098540), (2, 14049270), (3, 9366180), (4, 7024635), (5, 5619708), (6, 4683090), (9, 3122060), (10, 2809854), (12, 2341545), (15, 1873236), (18, 1561030), (20, 1404927), (30, 936618), (36, 780515), (37, 759420), (45, 624412), (60, 468309), (74, 379710), (90, 312206), (111, 253140), (148, 189855), (180, 156103), (185, 151884), (222, 126570), (333, 84380), (370, 75942), (444, 63285), (555, 50628), (666, 42190), (740, 37971), (1110, 25314), (1332, 21095), (1665, 16876), (2220, 12657), (3330, 8438), (4219, 6660)]