311043840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{81001}}^1$

素因数の和:81025

約数の個数: 72

約数和(自身を含む): 993408528

約数和(自身を除く): 682364688

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, 640, 768, 960, 1280, 1920, 3840, 81001, 162002, 243003, 324004, 405005, 486006, 648008, 810010, 972012, 1215015, 1296016, 1620020, 1944024, 2430030, 2592032, 3240040, 3888048, 4860060, 5184064, 6480080, 7776096, 9720120, 10368128, 12960160, 15552192, 19440240, 20736256, 25920320, 31104384, 38880480, 51840640, 62208768, 77760960, 103681280, 155521920, 311043840]

約数ペア:

[(1, 311043840), (2, 155521920), (3, 103681280), (4, 77760960), (5, 62208768), (6, 51840640), (8, 38880480), (10, 31104384), (12, 25920320), (15, 20736256), (16, 19440240), (20, 15552192), (24, 12960160), (30, 10368128), (32, 9720120), (40, 7776096), (48, 6480080), (60, 5184064), (64, 4860060), (80, 3888048), (96, 3240040), (120, 2592032), (128, 2430030), (160, 1944024), (192, 1620020), (240, 1296016), (256, 1215015), (320, 972012), (384, 810010), (480, 648008), (640, 486006), (768, 405005), (960, 324004), (1280, 243003), (1920, 162002), (3840, 81001)]