12387840

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{1613}}^1$

素因数の和:1639

約数の個数: 80

約数和(自身を含む): 39626928

約数和(自身を除く): 27239088

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, 1613, 1920, 2560, 3226, 3840, 4839, 6452, 7680, 8065, 9678, 12904, 16130, 19356, 24195, 25808, 32260, 38712, 48390, 51616, 64520, 77424, 96780, 103232, 129040, 154848, 193560, 206464, 258080, 309696, 387120, 412928, 516160, 619392, 774240, 825856, 1032320, 1238784, 1548480, 2064640, 2477568, 3096960, 4129280, 6193920, 12387840]

約数ペア:

[(1, 12387840), (2, 6193920), (3, 4129280), (4, 3096960), (5, 2477568), (6, 2064640), (8, 1548480), (10, 1238784), (12, 1032320), (15, 825856), (16, 774240), (20, 619392), (24, 516160), (30, 412928), (32, 387120), (40, 309696), (48, 258080), (60, 206464), (64, 193560), (80, 154848), (96, 129040), (120, 103232), (128, 96780), (160, 77424), (192, 64520), (240, 51616), (256, 48390), (320, 38712), (384, 32260), (480, 25808), (512, 24195), (640, 19356), (768, 16130), (960, 12904), (1280, 9678), (1536, 8065), (1613, 7680), (1920, 6452), (2560, 4839), (3226, 3840)]