305125120

素因数分解:

$2^8\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1877}}^1$

素因数の和:2025

約数の個数: 72

約数和(自身を含む): 737017344

約数和(自身を除く): 431892224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 256, 320, 508, 635, 640, 1016, 1270, 1280, 1877, 2032, 2540, 3754, 4064, 5080, 7508, 8128, 9385, 10160, 15016, 16256, 18770, 20320, 30032, 32512, 37540, 40640, 60064, 75080, 81280, 120128, 150160, 162560, 238379, 240256, 300320, 476758, 480512, 600640, 953516, 1191895, 1201280, 1907032, 2383790, 2402560, 3814064, 4767580, 7628128, 9535160, 15256256, 19070320, 30512512, 38140640, 61025024, 76281280, 152562560, 305125120]

約数ペア:

[(1, 305125120), (2, 152562560), (4, 76281280), (5, 61025024), (8, 38140640), (10, 30512512), (16, 19070320), (20, 15256256), (32, 9535160), (40, 7628128), (64, 4767580), (80, 3814064), (127, 2402560), (128, 2383790), (160, 1907032), (254, 1201280), (256, 1191895), (320, 953516), (508, 600640), (635, 480512), (640, 476758), (1016, 300320), (1270, 240256), (1280, 238379), (1877, 162560), (2032, 150160), (2540, 120128), (3754, 81280), (4064, 75080), (5080, 60064), (7508, 40640), (8128, 37540), (9385, 32512), (10160, 30032), (15016, 20320), (16256, 18770)]