278190480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1159127}}^1$

素因数の和:1159143

約数の個数: 40

約数和(自身を含む): 862391232

約数和(自身を除く): 584200752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1159127, 2318254, 3477381, 4636508, 5795635, 6954762, 9273016, 11591270, 13909524, 17386905, 18546032, 23182540, 27819048, 34773810, 46365080, 55638096, 69547620, 92730160, 139095240, 278190480]

約数ペア:

[(1, 278190480), (2, 139095240), (3, 92730160), (4, 69547620), (5, 55638096), (6, 46365080), (8, 34773810), (10, 27819048), (12, 23182540), (15, 18546032), (16, 17386905), (20, 13909524), (24, 11591270), (30, 9273016), (40, 6954762), (48, 5795635), (60, 4636508), (80, 3477381), (120, 2318254), (240, 1159127)]