16201320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1709}}^1$

素因数の和:1802

約数の個数: 64

約数和(自身を含む): 49248000

約数和(自身を除く): 33046680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1580, 1709, 1896, 2370, 3160, 3418, 4740, 5127, 6836, 8545, 9480, 10254, 13672, 17090, 20508, 25635, 34180, 41016, 51270, 68360, 102540, 135011, 205080, 270022, 405033, 540044, 675055, 810066, 1080088, 1350110, 1620132, 2025165, 2700220, 3240264, 4050330, 5400440, 8100660, 16201320]

約数ペア:

[(1, 16201320), (2, 8100660), (3, 5400440), (4, 4050330), (5, 3240264), (6, 2700220), (8, 2025165), (10, 1620132), (12, 1350110), (15, 1080088), (20, 810066), (24, 675055), (30, 540044), (40, 405033), (60, 270022), (79, 205080), (120, 135011), (158, 102540), (237, 68360), (316, 51270), (395, 41016), (474, 34180), (632, 25635), (790, 20508), (948, 17090), (1185, 13672), (1580, 10254), (1709, 9480), (1896, 8545), (2370, 6836), (3160, 5127), (3418, 4740)]