213810540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{7001}}^1$

素因数の和:7522

約数の個数: 48

約数和(自身を含む): 599931360

約数和(自身を除く): 386120820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 509, 1018, 1527, 2036, 2545, 3054, 5090, 6108, 7001, 7635, 10180, 14002, 15270, 21003, 28004, 30540, 35005, 42006, 70010, 84012, 105015, 140020, 210030, 420060, 3563509, 7127018, 10690527, 14254036, 17817545, 21381054, 35635090, 42762108, 53452635, 71270180, 106905270, 213810540]

約数ペア:

[(1, 213810540), (2, 106905270), (3, 71270180), (4, 53452635), (5, 42762108), (6, 35635090), (10, 21381054), (12, 17817545), (15, 14254036), (20, 10690527), (30, 7127018), (60, 3563509), (509, 420060), (1018, 210030), (1527, 140020), (2036, 105015), (2545, 84012), (3054, 70010), (5090, 42006), (6108, 35005), (7001, 30540), (7635, 28004), (10180, 21003), (14002, 15270)]