38161920

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{4969}}^1$

素因数の和:4995

約数の個数: 80

約数和(自身を含む): 122023440

約数和(自身を除く): 83861520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 4969, 7680, 9938, 14907, 19876, 24845, 29814, 39752, 49690, 59628, 74535, 79504, 99380, 119256, 149070, 159008, 198760, 238512, 298140, 318016, 397520, 477024, 596280, 636032, 795040, 954048, 1192560, 1272064, 1590080, 1908096, 2385120, 2544128, 3180160, 3816192, 4770240, 6360320, 7632384, 9540480, 12720640, 19080960, 38161920]

約数ペア:

[(1, 38161920), (2, 19080960), (3, 12720640), (4, 9540480), (5, 7632384), (6, 6360320), (8, 4770240), (10, 3816192), (12, 3180160), (15, 2544128), (16, 2385120), (20, 1908096), (24, 1590080), (30, 1272064), (32, 1192560), (40, 954048), (48, 795040), (60, 636032), (64, 596280), (80, 477024), (96, 397520), (120, 318016), (128, 298140), (160, 238512), (192, 198760), (240, 159008), (256, 149070), (320, 119256), (384, 99380), (480, 79504), (512, 74535), (640, 59628), (768, 49690), (960, 39752), (1280, 29814), (1536, 24845), (1920, 19876), (2560, 14907), (3840, 9938), (4969, 7680)]