1279265280

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{166571}}^1$

素因数の和:166597

約数の個数: 80

約数和(自身を含む): 4089675744

約数和(自身を除く): 2810410464

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, 1280, 1536, 1920, 2560, 3840, 7680, 166571, 333142, 499713, 666284, 832855, 999426, 1332568, 1665710, 1998852, 2498565, 2665136, 3331420, 3997704, 4997130, 5330272, 6662840, 7995408, 9994260, 10660544, 13325680, 15990816, 19988520, 21321088, 26651360, 31981632, 39977040, 42642176, 53302720, 63963264, 79954080, 85284352, 106605440, 127926528, 159908160, 213210880, 255853056, 319816320, 426421760, 639632640, 1279265280]

約数ペア:

[(1, 1279265280), (2, 639632640), (3, 426421760), (4, 319816320), (5, 255853056), (6, 213210880), (8, 159908160), (10, 127926528), (12, 106605440), (15, 85284352), (16, 79954080), (20, 63963264), (24, 53302720), (30, 42642176), (32, 39977040), (40, 31981632), (48, 26651360), (60, 21321088), (64, 19988520), (80, 15990816), (96, 13325680), (120, 10660544), (128, 9994260), (160, 7995408), (192, 6662840), (240, 5330272), (256, 4997130), (320, 3997704), (384, 3331420), (480, 2665136), (512, 2498565), (640, 1998852), (768, 1665710), (960, 1332568), (1280, 999426), (1536, 832855), (1920, 666284), (2560, 499713), (3840, 333142), (7680, 166571)]