644585280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{671443}}^1$

素因数の和:671463

約数の個数: 56

約数和(自身を含む): 2046561312

約数和(自身を除く): 1401976032

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, 160, 192, 240, 320, 480, 960, 671443, 1342886, 2014329, 2685772, 3357215, 4028658, 5371544, 6714430, 8057316, 10071645, 10743088, 13428860, 16114632, 20143290, 21486176, 26857720, 32229264, 40286580, 42972352, 53715440, 64458528, 80573160, 107430880, 128917056, 161146320, 214861760, 322292640, 644585280]

約数ペア:

[(1, 644585280), (2, 322292640), (3, 214861760), (4, 161146320), (5, 128917056), (6, 107430880), (8, 80573160), (10, 64458528), (12, 53715440), (15, 42972352), (16, 40286580), (20, 32229264), (24, 26857720), (30, 21486176), (32, 20143290), (40, 16114632), (48, 13428860), (60, 10743088), (64, 10071645), (80, 8057316), (96, 6714430), (120, 5371544), (160, 4028658), (192, 3357215), (240, 2685772), (320, 2014329), (480, 1342886), (960, 671443)]