203742840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{242551}}^1$

素因数の和:242572

約数の個数: 64

約数和(自身を含む): 698549760

約数和(自身を除く): 494806920

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, 242551, 485102, 727653, 970204, 1212755, 1455306, 1697857, 1940408, 2425510, 2910612, 3395714, 3638265, 4851020, 5093571, 5821224, 6791428, 7276530, 8489285, 9702040, 10187142, 13582856, 14553060, 16978570, 20374284, 25467855, 29106120, 33957140, 40748568, 50935710, 67914280, 101871420, 203742840]

約数ペア:

[(1, 203742840), (2, 101871420), (3, 67914280), (4, 50935710), (5, 40748568), (6, 33957140), (7, 29106120), (8, 25467855), (10, 20374284), (12, 16978570), (14, 14553060), (15, 13582856), (20, 10187142), (21, 9702040), (24, 8489285), (28, 7276530), (30, 6791428), (35, 5821224), (40, 5093571), (42, 4851020), (56, 3638265), (60, 3395714), (70, 2910612), (84, 2425510), (105, 1940408), (120, 1697857), (140, 1455306), (168, 1212755), (210, 970204), (280, 727653), (420, 485102), (840, 242551)]