513040920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{610763}}^1$

素因数の和:610784

約数の個数: 64

約数和(自身を含む): 1759000320

約数和(自身を除く): 1245959400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 610763, 1221526, 1832289, 2443052, 3053815, 3664578, 4275341, 4886104, 6107630, 7329156, 8550682, 9161445, 12215260, 12826023, 14658312, 17101364, 18322890, 21376705, 24430520, 25652046, 34202728, 36645780, 42753410, 51304092, 64130115, 73291560, 85506820, 102608184, 128260230, 171013640, 256520460, 513040920]

約数ペア:

[(1, 513040920), (2, 256520460), (3, 171013640), (4, 128260230), (5, 102608184), (6, 85506820), (7, 73291560), (8, 64130115), (10, 51304092), (12, 42753410), (14, 36645780), (15, 34202728), (20, 25652046), (21, 24430520), (24, 21376705), (28, 18322890), (30, 17101364), (35, 14658312), (40, 12826023), (42, 12215260), (56, 9161445), (60, 8550682), (70, 7329156), (84, 6107630), (105, 4886104), (120, 4275341), (140, 3664578), (168, 3053815), (210, 2443052), (280, 1832289), (420, 1221526), (840, 610763)]