121440825

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{353}}^1$

素因数の和:519

約数の個数: 72

約数和(自身を含む): 239672160

約数和(自身を除く): 118231335

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 139, 165, 225, 275, 353, 417, 495, 695, 825, 1059, 1251, 1529, 1765, 2085, 2475, 3177, 3475, 3883, 4587, 5295, 6255, 7645, 8825, 10425, 11649, 13761, 15885, 19415, 22935, 26475, 31275, 34947, 38225, 49067, 58245, 68805, 79425, 97075, 114675, 147201, 174735, 245335, 291225, 344025, 441603, 539737, 736005, 873675, 1226675, 1619211, 2208015, 2698685, 3680025, 4857633, 8096055, 11040075, 13493425, 24288165, 40480275, 121440825]

約数ペア:

[(1, 121440825), (3, 40480275), (5, 24288165), (9, 13493425), (11, 11040075), (15, 8096055), (25, 4857633), (33, 3680025), (45, 2698685), (55, 2208015), (75, 1619211), (99, 1226675), (139, 873675), (165, 736005), (225, 539737), (275, 441603), (353, 344025), (417, 291225), (495, 245335), (695, 174735), (825, 147201), (1059, 114675), (1251, 97075), (1529, 79425), (1765, 68805), (2085, 58245), (2475, 49067), (3177, 38225), (3475, 34947), (3883, 31275), (4587, 26475), (5295, 22935), (6255, 19415), (7645, 15885), (8825, 13761), (10425, 11649)]