1621315440

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{83401}}^1$

素因数の和:83429

約数の個数: 120

約数和(自身を含む): 5646649008

約数和(自身を除く): 4025333568

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1620, 1944, 2160, 2430, 3240, 3888, 4860, 6480, 9720, 19440, 83401, 166802, 250203, 333604, 417005, 500406, 667208, 750609, 834010, 1000812, 1251015, 1334416, 1501218, 1668020, 2001624, 2251827, 2502030, 3002436, 3336040, 3753045, 4003248, 4503654, 5004060, 6004872, 6672080, 6755481, 7506090, 9007308, 10008120, 11259135, 12009744, 13510962, 15012180, 18014616, 20016240, 20266443, 22518270, 27021924, 30024360, 33777405, 36029232, 40532886, 45036540, 54043848, 60048720, 67554810, 81065772, 90073080, 101332215, 108087696, 135109620, 162131544, 180146160, 202664430, 270219240, 324263088, 405328860, 540438480, 810657720, 1621315440]

約数ペア:

[(1, 1621315440), (2, 810657720), (3, 540438480), (4, 405328860), (5, 324263088), (6, 270219240), (8, 202664430), (9, 180146160), (10, 162131544), (12, 135109620), (15, 108087696), (16, 101332215), (18, 90073080), (20, 81065772), (24, 67554810), (27, 60048720), (30, 54043848), (36, 45036540), (40, 40532886), (45, 36029232), (48, 33777405), (54, 30024360), (60, 27021924), (72, 22518270), (80, 20266443), (81, 20016240), (90, 18014616), (108, 15012180), (120, 13510962), (135, 12009744), (144, 11259135), (162, 10008120), (180, 9007308), (216, 7506090), (240, 6755481), (243, 6672080), (270, 6004872), (324, 5004060), (360, 4503654), (405, 4003248), (432, 3753045), (486, 3336040), (540, 3002436), (648, 2502030), (720, 2251827), (810, 2001624), (972, 1668020), (1080, 1501218), (1215, 1334416), (1296, 1251015), (1620, 1000812), (1944, 834010), (2160, 750609), (2430, 667208), (3240, 500406), (3888, 417005), (4860, 333604), (6480, 250203), (9720, 166802), (19440, 83401)]