1819979520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{473953}}^1$

素因数の和:473977

約数の個数: 72

約数和(自身を含む): 5812571856

約数和(自身を除く): 3992592336

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, 473953, 947906, 1421859, 1895812, 2369765, 2843718, 3791624, 4739530, 5687436, 7109295, 7583248, 9479060, 11374872, 14218590, 15166496, 18958120, 22749744, 28437180, 30332992, 37916240, 45499488, 56874360, 60665984, 75832480, 90998976, 113748720, 121331968, 151664960, 181997952, 227497440, 303329920, 363995904, 454994880, 606659840, 909989760, 1819979520]

約数ペア:

[(1, 1819979520), (2, 909989760), (3, 606659840), (4, 454994880), (5, 363995904), (6, 303329920), (8, 227497440), (10, 181997952), (12, 151664960), (15, 121331968), (16, 113748720), (20, 90998976), (24, 75832480), (30, 60665984), (32, 56874360), (40, 45499488), (48, 37916240), (60, 30332992), (64, 28437180), (80, 22749744), (96, 18958120), (120, 15166496), (128, 14218590), (160, 11374872), (192, 9479060), (240, 7583248), (256, 7109295), (320, 5687436), (384, 4739530), (480, 3791624), (640, 2843718), (768, 2369765), (960, 1895812), (1280, 1421859), (1920, 947906), (3840, 473953)]