1284008520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{175411}}^1$

素因数の和:175486

約数の個数: 64

約数和(自身を含む): 3915195840

約数和(自身を除く): 2631187320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3660, 7320, 175411, 350822, 526233, 701644, 877055, 1052466, 1403288, 1754110, 2104932, 2631165, 3508220, 4209864, 5262330, 7016440, 10524660, 10700071, 21049320, 21400142, 32100213, 42800284, 53500355, 64200426, 85600568, 107000710, 128400852, 160501065, 214001420, 256801704, 321002130, 428002840, 642004260, 1284008520]

約数ペア:

[(1, 1284008520), (2, 642004260), (3, 428002840), (4, 321002130), (5, 256801704), (6, 214001420), (8, 160501065), (10, 128400852), (12, 107000710), (15, 85600568), (20, 64200426), (24, 53500355), (30, 42800284), (40, 32100213), (60, 21400142), (61, 21049320), (120, 10700071), (122, 10524660), (183, 7016440), (244, 5262330), (305, 4209864), (366, 3508220), (488, 2631165), (610, 2104932), (732, 1754110), (915, 1403288), (1220, 1052466), (1464, 877055), (1830, 701644), (2440, 526233), (3660, 350822), (7320, 175411)]