215560960

素因数分解:

$2^8\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2029}}^1$

素因数の和:2133

約数の個数: 72

約数和(自身を含む): 522814320

約数和(自身を除く): 307253360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 160, 166, 256, 320, 332, 415, 640, 664, 830, 1280, 1328, 1660, 2029, 2656, 3320, 4058, 5312, 6640, 8116, 10145, 10624, 13280, 16232, 20290, 21248, 26560, 32464, 40580, 53120, 64928, 81160, 106240, 129856, 162320, 168407, 259712, 324640, 336814, 519424, 649280, 673628, 842035, 1298560, 1347256, 1684070, 2597120, 2694512, 3368140, 5389024, 6736280, 10778048, 13472560, 21556096, 26945120, 43112192, 53890240, 107780480, 215560960]

約数ペア:

[(1, 215560960), (2, 107780480), (4, 53890240), (5, 43112192), (8, 26945120), (10, 21556096), (16, 13472560), (20, 10778048), (32, 6736280), (40, 5389024), (64, 3368140), (80, 2694512), (83, 2597120), (128, 1684070), (160, 1347256), (166, 1298560), (256, 842035), (320, 673628), (332, 649280), (415, 519424), (640, 336814), (664, 324640), (830, 259712), (1280, 168407), (1328, 162320), (1660, 129856), (2029, 106240), (2656, 81160), (3320, 64928), (4058, 53120), (5312, 40580), (6640, 32464), (8116, 26560), (10145, 21248), (10624, 20290), (13280, 16232)]