163954140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{390367}}^1$

素因数の和:390386

約数の個数: 48

約数和(自身を含む): 524654592

約数和(自身を除く): 360700452

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, 390367, 780734, 1171101, 1561468, 1951835, 2342202, 2732569, 3903670, 4684404, 5465138, 5855505, 7807340, 8197707, 10930276, 11711010, 13662845, 16395414, 23422020, 27325690, 32790828, 40988535, 54651380, 81977070, 163954140]

約数ペア:

[(1, 163954140), (2, 81977070), (3, 54651380), (4, 40988535), (5, 32790828), (6, 27325690), (7, 23422020), (10, 16395414), (12, 13662845), (14, 11711010), (15, 10930276), (20, 8197707), (21, 7807340), (28, 5855505), (30, 5465138), (35, 4684404), (42, 3903670), (60, 2732569), (70, 2342202), (84, 1951835), (105, 1561468), (140, 1171101), (210, 780734), (420, 390367)]