1520221643325

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{87747281}}^1$

素因数の和:87747315

約数の個数: 72

約数和(自身を含む): 3394766846016

約数和(自身を除く): 1874545202691

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 33, 35, 45, 55, 63, 75, 77, 99, 105, 165, 175, 225, 231, 275, 315, 385, 495, 525, 693, 825, 1155, 1575, 1925, 2475, 3465, 5775, 17325, 87747281, 263241843, 438736405, 614230967, 789725529, 965220091, 1316209215, 1842692901, 2193682025, 2895660273, 3071154835, 3948627645, 4826100455, 5528078703, 6581046075, 6756540637, 8686980819, 9213464505, 14478301365, 15355774175, 19743138225, 20269621911, 24130502275, 27640393515, 33782703185, 43434904095, 46067322525, 60808865733, 72391506825, 101348109555, 138201967575, 168913515925, 217174520475, 304044328665, 506740547775, 1520221643325]

約数ペア:

[(1, 1520221643325), (3, 506740547775), (5, 304044328665), (7, 217174520475), (9, 168913515925), (11, 138201967575), (15, 101348109555), (21, 72391506825), (25, 60808865733), (33, 46067322525), (35, 43434904095), (45, 33782703185), (55, 27640393515), (63, 24130502275), (75, 20269621911), (77, 19743138225), (99, 15355774175), (105, 14478301365), (165, 9213464505), (175, 8686980819), (225, 6756540637), (231, 6581046075), (275, 5528078703), (315, 4826100455), (385, 3948627645), (495, 3071154835), (525, 2895660273), (693, 2193682025), (825, 1842692901), (1155, 1316209215), (1575, 965220091), (1925, 789725529), (2475, 614230967), (3465, 438736405), (5775, 263241843), (17325, 87747281)]