81041760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{337}}^1$

素因数の和:525

約数の個数: 144

約数和(自身を含む): 279036576

約数和(自身を除く): 197994816

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 167, 180, 240, 288, 334, 337, 360, 480, 501, 668, 674, 720, 835, 1002, 1011, 1336, 1348, 1440, 1503, 1670, 1685, 2004, 2022, 2505, 2672, 2696, 3006, 3033, 3340, 3370, 4008, 4044, 5010, 5055, 5344, 5392, 6012, 6066, 6680, 6740, 7515, 8016, 8088, 10020, 10110, 10784, 12024, 12132, 13360, 13480, 15030, 15165, 16032, 16176, 20040, 20220, 24048, 24264, 26720, 26960, 30060, 30330, 32352, 40080, 40440, 48096, 48528, 53920, 56279, 60120, 60660, 80160, 80880, 97056, 112558, 120240, 121320, 161760, 168837, 225116, 240480, 242640, 281395, 337674, 450232, 485280, 506511, 562790, 675348, 844185, 900464, 1013022, 1125580, 1350696, 1688370, 1800928, 2026044, 2251160, 2532555, 2701392, 3376740, 4052088, 4502320, 5065110, 5402784, 6753480, 8104176, 9004640, 10130220, 13506960, 16208352, 20260440, 27013920, 40520880, 81041760]

約数ペア:

[(1, 81041760), (2, 40520880), (3, 27013920), (4, 20260440), (5, 16208352), (6, 13506960), (8, 10130220), (9, 9004640), (10, 8104176), (12, 6753480), (15, 5402784), (16, 5065110), (18, 4502320), (20, 4052088), (24, 3376740), (30, 2701392), (32, 2532555), (36, 2251160), (40, 2026044), (45, 1800928), (48, 1688370), (60, 1350696), (72, 1125580), (80, 1013022), (90, 900464), (96, 844185), (120, 675348), (144, 562790), (160, 506511), (167, 485280), (180, 450232), (240, 337674), (288, 281395), (334, 242640), (337, 240480), (360, 225116), (480, 168837), (501, 161760), (668, 121320), (674, 120240), (720, 112558), (835, 97056), (1002, 80880), (1011, 80160), (1336, 60660), (1348, 60120), (1440, 56279), (1503, 53920), (1670, 48528), (1685, 48096), (2004, 40440), (2022, 40080), (2505, 32352), (2672, 30330), (2696, 30060), (3006, 26960), (3033, 26720), (3340, 24264), (3370, 24048), (4008, 20220), (4044, 20040), (5010, 16176), (5055, 16032), (5344, 15165), (5392, 15030), (6012, 13480), (6066, 13360), (6680, 12132), (6740, 12024), (7515, 10784), (8016, 10110), (8088, 10020)]