205473315

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:364

約数の個数: 64

約数和(自身を含む): 359976960

約数和(自身を除く): 154503645

約数列:

[1, 3, 5, 15, 19, 53, 57, 61, 95, 159, 183, 223, 265, 285, 305, 669, 795, 915, 1007, 1115, 1159, 3021, 3233, 3345, 3477, 4237, 5035, 5795, 9699, 11819, 12711, 13603, 15105, 16165, 17385, 21185, 35457, 40809, 48495, 59095, 61427, 63555, 68015, 177285, 184281, 204045, 224561, 258457, 307135, 673683, 720959, 775371, 921405, 1122805, 1292285, 2162877, 3368415, 3604795, 3876855, 10814385, 13698221, 41094663, 68491105, 205473315]

約数ペア:

[(1, 205473315), (3, 68491105), (5, 41094663), (15, 13698221), (19, 10814385), (53, 3876855), (57, 3604795), (61, 3368415), (95, 2162877), (159, 1292285), (183, 1122805), (223, 921405), (265, 775371), (285, 720959), (305, 673683), (669, 307135), (795, 258457), (915, 224561), (1007, 204045), (1115, 184281), (1159, 177285), (3021, 68015), (3233, 63555), (3345, 61427), (3477, 59095), (4237, 48495), (5035, 40809), (5795, 35457), (9699, 21185), (11819, 17385), (12711, 16165), (13603, 15105)]