201499620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{479761}}^1$

素因数の和:479780

約数の個数: 48

約数和(自身を含む): 644800128

約数和(自身を除く): 443300508

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 479761, 959522, 1439283, 1919044, 2398805, 2878566, 3358327, 4797610, 5757132, 6716654, 7196415, 9595220, 10074981, 13433308, 14392830, 16791635, 20149962, 28785660, 33583270, 40299924, 50374905, 67166540, 100749810, 201499620]

約数ペア:

[(1, 201499620), (2, 100749810), (3, 67166540), (4, 50374905), (5, 40299924), (6, 33583270), (7, 28785660), (10, 20149962), (12, 16791635), (14, 14392830), (15, 13433308), (20, 10074981), (21, 9595220), (28, 7196415), (30, 6716654), (35, 5757132), (42, 4797610), (60, 3358327), (70, 2878566), (84, 2398805), (105, 1919044), (140, 1439283), (210, 959522), (420, 479761)]