20198081520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{337}}^1\times {\mathrm{83243}}^1$

素因数の和:83599

約数の個数: 120

約数和(自身を含む): 68033989296

約数和(自身を除く): 47835907776

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 337, 360, 674, 720, 1011, 1348, 1685, 2022, 2696, 3033, 3370, 4044, 5055, 5392, 6066, 6740, 8088, 10110, 12132, 13480, 15165, 16176, 20220, 24264, 26960, 30330, 40440, 48528, 60660, 80880, 83243, 121320, 166486, 242640, 249729, 332972, 416215, 499458, 665944, 749187, 832430, 998916, 1248645, 1331888, 1498374, 1664860, 1997832, 2497290, 2996748, 3329720, 3745935, 3995664, 4994580, 5993496, 6659440, 7491870, 9989160, 11986992, 14983740, 19978320, 28052891, 29967480, 56105782, 59934960, 84158673, 112211564, 140264455, 168317346, 224423128, 252476019, 280528910, 336634692, 420793365, 448846256, 504952038, 561057820, 673269384, 841586730, 1009904076, 1122115640, 1262380095, 1346538768, 1683173460, 2019808152, 2244231280, 2524760190, 3366346920, 4039616304, 5049520380, 6732693840, 10099040760, 20198081520]

約数ペア:

[(1, 20198081520), (2, 10099040760), (3, 6732693840), (4, 5049520380), (5, 4039616304), (6, 3366346920), (8, 2524760190), (9, 2244231280), (10, 2019808152), (12, 1683173460), (15, 1346538768), (16, 1262380095), (18, 1122115640), (20, 1009904076), (24, 841586730), (30, 673269384), (36, 561057820), (40, 504952038), (45, 448846256), (48, 420793365), (60, 336634692), (72, 280528910), (80, 252476019), (90, 224423128), (120, 168317346), (144, 140264455), (180, 112211564), (240, 84158673), (337, 59934960), (360, 56105782), (674, 29967480), (720, 28052891), (1011, 19978320), (1348, 14983740), (1685, 11986992), (2022, 9989160), (2696, 7491870), (3033, 6659440), (3370, 5993496), (4044, 4994580), (5055, 3995664), (5392, 3745935), (6066, 3329720), (6740, 2996748), (8088, 2497290), (10110, 1997832), (12132, 1664860), (13480, 1498374), (15165, 1331888), (16176, 1248645), (20220, 998916), (24264, 832430), (26960, 749187), (30330, 665944), (40440, 499458), (48528, 416215), (60660, 332972), (80880, 249729), (83243, 242640), (121320, 166486)]