551845980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{145991}}^1$

素因数の和:146016

約数の個数: 96

約数和(自身を含む): 1962132480

約数和(自身を除く): 1410286500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 145991, 291982, 437973, 583964, 729955, 875946, 1021937, 1313919, 1459910, 1751892, 2043874, 2189865, 2627838, 2919820, 3065811, 3941757, 4087748, 4379730, 5109685, 5255676, 6131622, 6569595, 7883514, 8759460, 9197433, 10219370, 12263244, 13139190, 15329055, 15767028, 18394866, 19708785, 20438740, 26278380, 27592299, 30658110, 36789732, 39417570, 45987165, 55184598, 61316220, 78835140, 91974330, 110369196, 137961495, 183948660, 275922990, 551845980]

約数ペア:

[(1, 551845980), (2, 275922990), (3, 183948660), (4, 137961495), (5, 110369196), (6, 91974330), (7, 78835140), (9, 61316220), (10, 55184598), (12, 45987165), (14, 39417570), (15, 36789732), (18, 30658110), (20, 27592299), (21, 26278380), (27, 20438740), (28, 19708785), (30, 18394866), (35, 15767028), (36, 15329055), (42, 13139190), (45, 12263244), (54, 10219370), (60, 9197433), (63, 8759460), (70, 7883514), (84, 6569595), (90, 6131622), (105, 5255676), (108, 5109685), (126, 4379730), (135, 4087748), (140, 3941757), (180, 3065811), (189, 2919820), (210, 2627838), (252, 2189865), (270, 2043874), (315, 1751892), (378, 1459910), (420, 1313919), (540, 1021937), (630, 875946), (756, 729955), (945, 583964), (1260, 437973), (1890, 291982), (3780, 145991)]