201704640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{210109}}^1$

素因数の和:210129

約数の個数: 56

約数和(自身を含む): 640415280

約数和(自身を除く): 438710640

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, 210109, 420218, 630327, 840436, 1050545, 1260654, 1680872, 2101090, 2521308, 3151635, 3361744, 4202180, 5042616, 6303270, 6723488, 8404360, 10085232, 12606540, 13446976, 16808720, 20170464, 25213080, 33617440, 40340928, 50426160, 67234880, 100852320, 201704640]

約数ペア:

[(1, 201704640), (2, 100852320), (3, 67234880), (4, 50426160), (5, 40340928), (6, 33617440), (8, 25213080), (10, 20170464), (12, 16808720), (15, 13446976), (16, 12606540), (20, 10085232), (24, 8404360), (30, 6723488), (32, 6303270), (40, 5042616), (48, 4202180), (60, 3361744), (64, 3151635), (80, 2521308), (96, 2101090), (120, 1680872), (160, 1260654), (192, 1050545), (240, 840436), (320, 630327), (480, 420218), (960, 210109)]