8728034280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{10390517}}^1$

素因数の和:10390538

約数の個数: 64

約数和(自身を含む): 29924691840

約数和(自身を除く): 21196657560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 10390517, 20781034, 31171551, 41562068, 51952585, 62343102, 72733619, 83124136, 103905170, 124686204, 145467238, 155857755, 207810340, 218200857, 249372408, 290934476, 311715510, 363668095, 415620680, 436401714, 581868952, 623431020, 727336190, 872803428, 1091004285, 1246862040, 1454672380, 1745606856, 2182008570, 2909344760, 4364017140, 8728034280]

約数ペア:

[(1, 8728034280), (2, 4364017140), (3, 2909344760), (4, 2182008570), (5, 1745606856), (6, 1454672380), (7, 1246862040), (8, 1091004285), (10, 872803428), (12, 727336190), (14, 623431020), (15, 581868952), (20, 436401714), (21, 415620680), (24, 363668095), (28, 311715510), (30, 290934476), (35, 249372408), (40, 218200857), (42, 207810340), (56, 155857755), (60, 145467238), (70, 124686204), (84, 103905170), (105, 83124136), (120, 72733619), (140, 62343102), (168, 51952585), (210, 41562068), (280, 31171551), (420, 20781034), (840, 10390517)]