7457280

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{971}}^1$

素因数の和:997

約数の個数: 80

約数和(自身を含む): 23864544

約数和(自身を除く): 16407264

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 971, 1280, 1536, 1920, 1942, 2560, 2913, 3840, 3884, 4855, 5826, 7680, 7768, 9710, 11652, 14565, 15536, 19420, 23304, 29130, 31072, 38840, 46608, 58260, 62144, 77680, 93216, 116520, 124288, 155360, 186432, 233040, 248576, 310720, 372864, 466080, 497152, 621440, 745728, 932160, 1242880, 1491456, 1864320, 2485760, 3728640, 7457280]

約数ペア:

[(1, 7457280), (2, 3728640), (3, 2485760), (4, 1864320), (5, 1491456), (6, 1242880), (8, 932160), (10, 745728), (12, 621440), (15, 497152), (16, 466080), (20, 372864), (24, 310720), (30, 248576), (32, 233040), (40, 186432), (48, 155360), (60, 124288), (64, 116520), (80, 93216), (96, 77680), (120, 62144), (128, 58260), (160, 46608), (192, 38840), (240, 31072), (256, 29130), (320, 23304), (384, 19420), (480, 15536), (512, 14565), (640, 11652), (768, 9710), (960, 7768), (971, 7680), (1280, 5826), (1536, 4855), (1920, 3884), (1942, 3840), (2560, 2913)]