54400920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{64763}}^1$

素因数の和:64784

約数の個数: 64

約数和(自身を含む): 186520320

約数和(自身を除く): 132119400

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, 64763, 129526, 194289, 259052, 323815, 388578, 453341, 518104, 647630, 777156, 906682, 971445, 1295260, 1360023, 1554312, 1813364, 1942890, 2266705, 2590520, 2720046, 3626728, 3885780, 4533410, 5440092, 6800115, 7771560, 9066820, 10880184, 13600230, 18133640, 27200460, 54400920]

約数ペア:

[(1, 54400920), (2, 27200460), (3, 18133640), (4, 13600230), (5, 10880184), (6, 9066820), (7, 7771560), (8, 6800115), (10, 5440092), (12, 4533410), (14, 3885780), (15, 3626728), (20, 2720046), (21, 2590520), (24, 2266705), (28, 1942890), (30, 1813364), (35, 1554312), (40, 1360023), (42, 1295260), (56, 971445), (60, 906682), (70, 777156), (84, 647630), (105, 518104), (120, 453341), (140, 388578), (168, 323815), (210, 259052), (280, 194289), (420, 129526), (840, 64763)]