399770700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{190367}}^1$

素因数の和:190391

約数の個数: 72

約数和(自身を含む): 1321915392

約数和(自身を除く): 922144692

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 190367, 380734, 571101, 761468, 951835, 1142202, 1332569, 1903670, 2284404, 2665138, 2855505, 3807340, 3997707, 4759175, 5330276, 5711010, 6662845, 7995414, 9518350, 11422020, 13325690, 14277525, 15990828, 19036700, 19988535, 26651380, 28555050, 33314225, 39977070, 57110100, 66628450, 79954140, 99942675, 133256900, 199885350, 399770700]

約数ペア:

[(1, 399770700), (2, 199885350), (3, 133256900), (4, 99942675), (5, 79954140), (6, 66628450), (7, 57110100), (10, 39977070), (12, 33314225), (14, 28555050), (15, 26651380), (20, 19988535), (21, 19036700), (25, 15990828), (28, 14277525), (30, 13325690), (35, 11422020), (42, 9518350), (50, 7995414), (60, 6662845), (70, 5711010), (75, 5330276), (84, 4759175), (100, 3997707), (105, 3807340), (140, 2855505), (150, 2665138), (175, 2284404), (210, 1903670), (300, 1332569), (350, 1142202), (420, 951835), (525, 761468), (700, 571101), (1050, 380734), (2100, 190367)]