211780495860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{8189501}}^1$

素因数の和:8189944

約数の個数: 48

約数和(自身を含む): 594361297152

約数和(自身を除く): 382580801292

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 431, 862, 1293, 1724, 2155, 2586, 4310, 5172, 6465, 8620, 12930, 25860, 8189501, 16379002, 24568503, 32758004, 40947505, 49137006, 81895010, 98274012, 122842515, 163790020, 245685030, 491370060, 3529674931, 7059349862, 10589024793, 14118699724, 17648374655, 21178049586, 35296749310, 42356099172, 52945123965, 70593498620, 105890247930, 211780495860]

約数ペア:

[(1, 211780495860), (2, 105890247930), (3, 70593498620), (4, 52945123965), (5, 42356099172), (6, 35296749310), (10, 21178049586), (12, 17648374655), (15, 14118699724), (20, 10589024793), (30, 7059349862), (60, 3529674931), (431, 491370060), (862, 245685030), (1293, 163790020), (1724, 122842515), (2155, 98274012), (2586, 81895010), (4310, 49137006), (5172, 40947505), (6465, 32758004), (8620, 24568503), (12930, 16379002), (25860, 8189501)]