15209900316

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{755809}}^1$

素因数の和:755875

約数の個数: 72

約数和(自身を含む): 42367685360

約数和(自身を除く): 27157785044

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 774, 1118, 1548, 1677, 2236, 3354, 5031, 6708, 10062, 20124, 755809, 1511618, 2267427, 3023236, 4534854, 6802281, 9069708, 9825517, 13604562, 19651034, 27209124, 29476551, 32499787, 39302068, 58953102, 64999574, 88429653, 97499361, 117906204, 129999148, 176859306, 194998722, 292498083, 353718612, 389997444, 422497231, 584996166, 844994462, 1169992332, 1267491693, 1689988924, 2534983386, 3802475079, 5069966772, 7604950158, 15209900316]

約数ペア:

[(1, 15209900316), (2, 7604950158), (3, 5069966772), (4, 3802475079), (6, 2534983386), (9, 1689988924), (12, 1267491693), (13, 1169992332), (18, 844994462), (26, 584996166), (36, 422497231), (39, 389997444), (43, 353718612), (52, 292498083), (78, 194998722), (86, 176859306), (117, 129999148), (129, 117906204), (156, 97499361), (172, 88429653), (234, 64999574), (258, 58953102), (387, 39302068), (468, 32499787), (516, 29476551), (559, 27209124), (774, 19651034), (1118, 13604562), (1548, 9825517), (1677, 9069708), (2236, 6802281), (3354, 4534854), (5031, 3023236), (6708, 2267427), (10062, 1511618), (20124, 755809)]