516207440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{1811}}^1$

素因数の和:2340

約数の個数: 80

約数和(自身を含む): 1375090560

約数和(自身を除く): 858883120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 509, 560, 1018, 1811, 2036, 2545, 3563, 3622, 4072, 5090, 7126, 7244, 8144, 9055, 10180, 12677, 14252, 14488, 17815, 18110, 20360, 25354, 28504, 28976, 35630, 36220, 40720, 50708, 57008, 63385, 71260, 72440, 101416, 126770, 142520, 144880, 202832, 253540, 285040, 507080, 921799, 1014160, 1843598, 3687196, 4608995, 6452593, 7374392, 9217990, 12905186, 14748784, 18435980, 25810372, 32262965, 36871960, 51620744, 64525930, 73743920, 103241488, 129051860, 258103720, 516207440]

約数ペア:

[(1, 516207440), (2, 258103720), (4, 129051860), (5, 103241488), (7, 73743920), (8, 64525930), (10, 51620744), (14, 36871960), (16, 32262965), (20, 25810372), (28, 18435980), (35, 14748784), (40, 12905186), (56, 9217990), (70, 7374392), (80, 6452593), (112, 4608995), (140, 3687196), (280, 1843598), (509, 1014160), (560, 921799), (1018, 507080), (1811, 285040), (2036, 253540), (2545, 202832), (3563, 144880), (3622, 142520), (4072, 126770), (5090, 101416), (7126, 72440), (7244, 71260), (8144, 63385), (9055, 57008), (10180, 50708), (12677, 40720), (14252, 36220), (14488, 35630), (17815, 28976), (18110, 28504), (20360, 25354)]