381995520

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{49739}}^1$

素因数の和:49765

約数の個数: 80

約数和(自身を含む): 1221216480

約数和(自身を除く): 839220960

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, 7680, 49739, 99478, 149217, 198956, 248695, 298434, 397912, 497390, 596868, 746085, 795824, 994780, 1193736, 1492170, 1591648, 1989560, 2387472, 2984340, 3183296, 3979120, 4774944, 5968680, 6366592, 7958240, 9549888, 11937360, 12733184, 15916480, 19099776, 23874720, 25466368, 31832960, 38199552, 47749440, 63665920, 76399104, 95498880, 127331840, 190997760, 381995520]

約数ペア:

[(1, 381995520), (2, 190997760), (3, 127331840), (4, 95498880), (5, 76399104), (6, 63665920), (8, 47749440), (10, 38199552), (12, 31832960), (15, 25466368), (16, 23874720), (20, 19099776), (24, 15916480), (30, 12733184), (32, 11937360), (40, 9549888), (48, 7958240), (60, 6366592), (64, 5968680), (80, 4774944), (96, 3979120), (120, 3183296), (128, 2984340), (160, 2387472), (192, 1989560), (240, 1591648), (256, 1492170), (320, 1193736), (384, 994780), (480, 795824), (512, 746085), (640, 596868), (768, 497390), (960, 397912), (1280, 298434), (1536, 248695), (1920, 198956), (2560, 149217), (3840, 99478), (7680, 49739)]